How long is the flight from New York LaGuardia Airport to Region of Ontario?

There are many flights that can get you from New York LaGuardia Airport to Region of Ontario in 1h 44m. Fly via Delta, Porter Airlines, or United Airlines to get the fastest option. The distance between New York LaGuardia Airport and Region of Ontario is about 573 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

What are the cheapest airlines to fly from New York LaGuardia Airport to Region of Ontario one-way?

One-way options have recently been found by users for as low as C$ 124 on Air Transat. Other airlines that offer cheap prices include Porter Airlines from C$ 131 and Delta from C$ 133 one-way.

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

What are the most popular routes from New York LaGuardia Airport to Region of Ontario?

The most popular route from New York LaGuardia Airport to Region of Ontario is New York LaGuardia - Toronto Pearson Intl. You may also consider New York LaGuardia - Montreal Pierre Elliott Trudeau Intl or New York LaGuardia - Toronto Island.

What are the cheapest flights from New York LaGuardia Airport to Region of Ontario?

On average you can expect to pay C$ 426 for a flight from New York LaGuardia Airport to Region of Ontario. The cheapest flight overall is C$ 153 while the most popular route, (New York LaGuardia - Toronto Pearson Intl) is currently priced at C$ 259.

What are the most reliable airlines from New York LaGuardia Airport to Region of Ontario?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from New York LaGuardia Airport to Region of Ontario on time: KLM (74%), American Airlines (73%), Republic Airways (73%).

What are the most popular airlines that fly from New York LaGuardia Airport to Region of Ontario?

Porter Airlines, Air Canada and American Airlines are the most popular airlines when flying from New York LaGuardia Airport to Region of Ontario.

Can I find deals for flights from LaGuardia to Ontario that include hotel bookings?

Yes. In addition to deals on LaGuardia to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from LaGuardia to Ontario?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from LaGuardia to Ontario.

Can I find deals for business class flights from LaGuardia to Ontario?

Yes. Cheapflights offers flight deals from LaGuardia to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

C$ 141+ Cheap Flights from New York LaGuardia Airport, NY to Ontario

Cheap flight deals from LaGuardia to Ontario

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from LaGuardia to Ontario
Explore the most affordable flight options available from LaGuardia to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2026.

Fri 27/1111:55 a.m. -

Nonstop1h 42m

Fri 4/129:05 p.m. -

Nonstop1h 38m

Deal found 28/10C$ 228

Sat 21/115:55 p.m. -

Nonstop1h 45m

Tue 24/113:25 p.m. -

Nonstop1h 34m

Deal found 25/10C$ 238

Wed 18/119:35 a.m. -

Nonstop1h 46m

Wed 25/113:25 p.m. -

Nonstop1h 34m

Deal found 25/10C$ 239

Thu 19/115:55 p.m. -

Nonstop1h 45m

Sun 22/113:25 p.m. -

Nonstop1h 34m

Deal found 25/10C$ 242

Tue 17/119:00 p.m. -

Nonstop1h 46m

Fri 20/116:25 p.m. -

Nonstop1h 35m

Deal found 25/10C$ 245

Thu 19/119:00 p.m. -

Nonstop1h 46m

Sat 21/113:25 p.m. -

Nonstop1h 34m

Deal found 25/10C$ 246

Mon 16/119:00 p.m. -

Nonstop1h 46m

Tue 17/116:25 p.m. -

Nonstop1h 35m

Deal found 25/10C$ 248

Wed 18/119:00 p.m. -

Nonstop1h 46m

Thu 19/116:25 p.m. -

Nonstop1h 35m

Deal found 26/10C$ 249

Mon 16/119:00 p.m. -

Nonstop1h 46m

Sun 22/113:25 p.m. -

Nonstop1h 34m

Deal found 25/10C$ 250

Fri 20/119:00 p.m. -

Nonstop1h 46m

Sun 22/113:25 p.m. -

Nonstop1h 34m

Deal found 25/10C$ 253

Fri 11/1210:00 a.m. -

Nonstop1h 45m

Fri 18/126:30 p.m. -

Nonstop1h 29m

Deal found 27/10C$ 277

Thu 19/114:00 p.m. -

Nonstop1h 45m

Sun 22/116:30 p.m. -

Nonstop1h 29m

Deal found 27/10C$ 278

Best flights from LaGuardia to Ontario
Discover carefully curated flight deals from LaGuardia to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 30 October 2026.

Thu 19/117:20 a.m. -

Nonstop1h 52m

Mon 23/116:45 p.m. -

Nonstop1h 46m

Deal found 27/10C$ 310

Fri 19/27:45 p.m. -

1 stop4h 07m

Sun 21/29:10 a.m. -

Nonstop1h 38m

Deal found 27/10C$ 400

Wed 9/129:00 p.m. -

Nonstop1h 44m

Sat 12/126:20 p.m. -

Nonstop1h 42m

Deal found 29/10C$ 415

Fri 11/126:20 p.m. -

1 stop5h 39m

Mon 14/126:45 a.m. -

1 stop5h 23m

Deal found 28/10C$ 450

Sat 13/25:30 p.m. -

1 stop4h 44m

Wed 3/31:45 p.m. -

1 stop6h 22m

Deal found 26/10C$ 548

Tue 8/1210:30 a.m. -

1 stop4h 12m

Sat 12/123:20 p.m. -

1 stop3h 43m

Deal found 26/10C$ 748

Sat 14/117:37 p.m. -

1 stop4h 15m

Sat 21/119:05 p.m. -

Nonstop1h 38m

Deal found 26/10C$ 429

Mon 16/116:17 p.m. -

1 stop5h 42m

Thu 19/116:45 a.m. -

1 stop5h 18m

Deal found 28/10C$ 450

Sat 14/115:55 p.m. -

1 stop4h 07m

Mon 16/1112:50 p.m. -

1 stop4h 09m

Deal found 25/10C$ 477

Thu 31/121:10 p.m. -

1 stop5h 35m

Mon 4/16:45 a.m. -

1 stop5h 22m

Deal found 26/10C$ 450

Fri 11/123:25 p.m. -

1 stop5h 50m

Sun 13/127:20 a.m. -

Nonstop1h 38m

Deal found 28/10C$ 459

Sun 14/25:30 p.m. -

1 stop4h 44m

Fri 26/210:20 a.m. -

1 stop6h 29m

Deal found 26/10C$ 548

Thu 14/18:15 a.m. -

1 stop5h 48m

Mon 18/18:35 a.m. -

1 stop6h 39m

Deal found 26/10C$ 459

Wed 25/115:55 p.m. -

1 stop4h 07m

Tue 1/1212:50 p.m. -

1 stop4h 09m

Deal found 25/10C$ 540

Wed 20/15:30 p.m. -

1 stop4h 44m

Sun 7/21:45 p.m. -

1 stop6h 24m

Deal found 26/10C$ 548

Fri 15/13:25 p.m. -

1 stop5h 50m

Mon 18/18:35 a.m. -

1 stop5h 46m

Deal found 26/10C$ 459

Sat 13/26:25 p.m. -

1 stop5h 34m

Sun 14/23:35 p.m. -

1 stop7h 43m

Deal found 26/10C$ 459

Thu 26/114:00 p.m. -

Nonstop1h 45m

Tue 1/1212:30 p.m. -

1 stop4h 21m

Deal found 28/10C$ 596

Fri 12/25:30 p.m. -

1 stop4h 44m

Tue 2/31:45 p.m. -

1 stop6h 22m

Deal found 26/10C$ 607

Wed 17/25:25 p.m. -

1 stop6h 34m

Mon 1/37:44 p.m. -

1 stop4h 00m

Deal found 27/10C$ 460

Mon 14/125:55 p.m. -

1 stop4h 11m

Mon 21/1212:50 p.m. -

1 stop7h 12m

Deal found 30/10C$ 613

Thu 26/114:00 p.m. -

1 stop5h 52m

Sun 29/115:45 a.m. -

1 stop4h 08m

Deal found 25/10C$ 761

Thu 19/111:00 p.m. -

Nonstop1h 45m

Sun 22/118:30 a.m. -

1 stop3h 56m

Deal found 26/10C$ 606

Sat 13/25:30 p.m. -

1 stop4h 44m

Fri 26/210:20 a.m. -

1 stop6h 29m

Deal found 26/10C$ 663

Tue 24/116:05 a.m. -

1 stop10h 37m

Tue 1/123:35 p.m. -

2 stops5h 56m

Deal found 26/10C$ 617

Fri 18/1210:30 a.m. -

1 stop4h 12m

Sun 20/129:15 a.m. -

1 stop6h 23m

Deal found 27/10C$ 884

Mon 16/117:55 a.m. -

Nonstop1h 45m

Sun 22/115:30 p.m. -

1 stop4h 00m

Deal found 29/10C$ 625

Fri 12/25:30 p.m. -

1 stop4h 44m

Sun 28/210:20 a.m. -

1 stop6h 29m

Deal found 26/10C$ 722

Thu 12/1110:00 a.m. -

Nonstop1h 45m

Tue 17/118:30 a.m. -

1 stop3h 53m

Deal found 28/10C$ 625

Thu 3/124:00 p.m. -

Nonstop1h 45m

Sun 6/1210:50 a.m. -

Nonstop1h 30m

Deal found 26/10C$ 625

Find flight deals from LaGuardia to Ontario

Round-trip from	C$ 228
One-way from	C$ 141
Popular in	November
Cheapest in	April
Average price	C$ 484
Good round-trip deal	C$ 288 or less
Good one-way deal	C$ 196 or less

Air Canada
27/11-4/12
Nonstop
3h 20m total
New York to Ontario

Search Deals

Porter Airlines
18/11-31/12
1 total stop
6h 42m total
New York to Ontario

Search Deals

Highest demand for flights based on searches. 8% potential increase in price (C$ 59 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 0% potential price decrease (C$ 7 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Price to beat on a round-trip flight from New York LaGuardia to Ontario.

Search Deals

Price to beat on a one-way flight from New York LaGuardia to Ontario.

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from New York LaGuardia Airport to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New YorkOttawa

LGA New York LaGuardia - YOW Ottawa

LGAYOW

New York LaGuardia

Wed 18/11

5:55 p.m.-10:02 p.m.

1 stop4h 07m

Ottawa

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 141

New YorkOttawa

LGA New York LaGuardia - YOW Ottawa

LGAYOW

New York LaGuardia

Wed 18/11

5:55 p.m.-10:02 p.m.

1 stop4h 07m

Ottawa

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 169

New YorkToronto

LGA New York LaGuardia - YYZ Toronto Pearson Intl

LGAYYZ

New York LaGuardia

Tue 10/11

11:33 a.m.-1:24 p.m.

Nonstop1h 51m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 171

New YorkOttawa

LGA New York LaGuardia - YOW Ottawa

LGAYOW

New York LaGuardia

Thu 31/12

6:00 a.m.-9:47 a.m.

1 stop3h 47m

Ottawa

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 180

New YorkOttawa

LGA New York LaGuardia - YOW Ottawa

LGAYOW

New York LaGuardia

Fri 11/12

5:55 p.m.-12:41 a.m.

1 stop6h 46m

Ottawa

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 182

New YorkToronto

LGA New York LaGuardia - YYZ Toronto Pearson Intl

LGAYYZ

New York LaGuardia

Tue 24/11

11:20 a.m.-4:47 p.m.

1 stop5h 27m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 185

New YorkToronto

LGA New York LaGuardia - YYZ Toronto Pearson Intl

LGAYYZ

New York LaGuardia

Fri 25/12

5:15 p.m.-11:59 p.m.

1 stop6h 44m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 185

New YorkToronto

LGA New York LaGuardia - YYZ Toronto Pearson Intl

LGAYYZ

New York LaGuardia

Mon 4/1

6:20 p.m.-11:59 p.m.

1 stop5h 39m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 185

New YorkToronto

LGA New York LaGuardia - YYZ Toronto Pearson Intl

LGAYYZ

New York LaGuardia

Mon 16/11

4:12 p.m.-11:59 p.m.

1 stop7h 47m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 185

New YorkToronto

LGA New York LaGuardia - YYZ Toronto Pearson Intl

LGAYYZ

New York LaGuardia

Mon 7/12

7:30 p.m.-11:52 p.m.

1 stop4h 22m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 185

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/10

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from LaGuardia to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from LaGuardia with our price prediction graph.

LGA-YYZ

LGA-YTZ

LGA-YOW

LGA-YXU

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from New York LaGuardia Airport to Ontario

LGA-CAON

LGA-YYZ

LGA-YTZ

LGA-YOW

LGA-YXU

What is the cheapest month to book a flight from New York LaGuardia Airport to Region of Ontario?

Currently, April is the cheapest month in which you can book a flight from New York LaGuardia Airport to Region of Ontario (average of C$ 366). Flying from New York LaGuardia Airport to Region of Ontario in December is currently the most expensive (average of C$ 513). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LGA to ON?

A simple way to save on the total cost of your ticket is to fly from New York LaGuardia Airport to Region of Ontario in the afternoon. If you’re flexible enough to do this you can expect to save up to 34% on your trip compared to booking a flight at noon.

How much does it cost to fly round-trip from New York LaGuardia Airport to Region of Ontario?

Airfare is below average for this route at the moment.

New York LaGuardia Airport to Region of Ontario flights typically cost between C$ 277 and C$ 579 in November.
The cheapest round-trip price found within the last 5 days was C$ 228 on Air Canada (27 Nov-4 Dec).

How far ahead should I book a flight from New York LaGuardia Airport to Region of Ontario?

To ensure you get the cheapest price possible for a flight from New York LaGuardia Airport to Region of Ontario, you should look to book at least 75 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest day to fly from New York LaGuardia Airport to Region of Ontario?

Travelers seeking maximum savings on their New York LaGuardia Airport to Region of Ontario flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Ontario

Read through reviews of airlines operating flights from New York LaGuardia Airport to Ontario, such as Porter Airlines,Delta, andAir Transat. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Porter Airlines

8.0

Very good

467 reviews

Check prices

Reviews

1 / 20

6.0

Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats

Porter Airlines

8.0

Very good

467 reviews

Porter Airlines

8.0

Very good

467 reviews

Check prices

Reviews

1 / 20

6.0

Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats

Delta

7.8

Good

8,693 reviews

Porter Airlines

8.0

Very good

467 reviews

Check prices

Reviews

1 / 20

6.0

Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats

Air Transat

7.7

Good

584 reviews

Porter Airlines

8.0

Very good

467 reviews

Check prices

Reviews

1 / 20

6.0

Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats

Air Canada

7.1

Good

11,832 reviews

Porter Airlines

8.0

Very good

467 reviews

Check prices

Reviews

1 / 20

6.0

Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats

American Airlines

7.0

Good

12,208 reviews

Porter Airlines

8.0

Very good

467 reviews

Check prices

Reviews

1 / 20

6.0

Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats

Related info for your journey

How long is the flight from New York LaGuardia Airport to Region of Ontario?
There are many flights that can get you from New York LaGuardia Airport to Region of Ontario in 1h 44m. Fly via Delta, Porter Airlines, or United Airlines to get the fastest option. The distance between New York LaGuardia Airport and Region of Ontario is about 573 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines to fly from New York LaGuardia Airport to Region of Ontario one-way?
One-way options have recently been found by users for as low as C$ 124 on Air Transat. Other airlines that offer cheap prices include Porter Airlines from C$ 131 and Delta from C$ 133 one-way.
What are the most popular routes from New York LaGuardia Airport to Region of Ontario?
The most popular route from New York LaGuardia Airport to Region of Ontario is New York LaGuardia - Toronto Pearson Intl. You may also consider New York LaGuardia - Montreal Pierre Elliott Trudeau Intl or New York LaGuardia - Toronto Island.
What are the most reliable airlines from New York LaGuardia Airport to Region of Ontario?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from New York LaGuardia Airport to Region of Ontario on time: KLM (74%), American Airlines (73%), Republic Airways (73%).
What are the cheapest flights from New York LaGuardia Airport to Region of Ontario?
On average you can expect to pay C$ 426 for a flight from New York LaGuardia Airport to Region of Ontario. The cheapest flight overall is C$ 153 while the most popular route, (New York LaGuardia - Toronto Pearson Intl) is currently priced at C$ 259.
Can I find deals for flights from LaGuardia to Ontario that include hotel bookings?
Yes. In addition to deals on LaGuardia to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from LaGuardia to Ontario?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from LaGuardia to Ontario.
Can I find deals for business class flights from LaGuardia to Ontario?
Yes. Cheapflights offers flight deals from LaGuardia to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from New York LaGuardia Airport to Region of Ontario?
Currently, April is the cheapest month in which you can book a flight from New York LaGuardia Airport to Region of Ontario (average of C$ 366). Flying from New York LaGuardia Airport to Region of Ontario in December is currently the most expensive (average of C$ 513). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to Canada

Flights by cabin class

Other flight options

Popular flights

Alternative routes for LaGuardia to Ontario

Newark to Toronto Island flights

Newark to Pearson Intl flights

LaGuardia to Pearson Intl flights

John F Kennedy Intl to Pearson Intl flights

Newark to Pierre Elliott Trudeau Intl flights

LaGuardia to Pierre Elliott Trudeau Intl flights

LaGuardia to Toronto Island flights

John F Kennedy Intl to Vancouver Intl flights

Newark to Vancouver Intl flights

John F Kennedy Intl to Pierre Elliott Trudeau Intl flights

Newark to Québec City flights

John F Kennedy Intl to Toronto Island flights

Newark to Calgary flights

LaGuardia to Vancouver Intl flights

Newark to Hamilton flights

John F Kennedy Intl to Calgary flights

LaGuardia to Québec City flights

LaGuardia to Calgary flights

Newark to Ottawa flights

LaGuardia to Ottawa flights

Newark to Halifax flights

John F Kennedy Intl to Ottawa flights

John F Kennedy Intl to Québec City flights

LaGuardia to Hamilton flights

LaGuardia to Halifax flights

Newark to Edmonton flights

John F Kennedy Intl to Edmonton flights

LaGuardia to Edmonton flights

John F Kennedy Intl to Halifax flights

Stewart to Pearson Intl flights

Newark to Winnipeg flights

John F Kennedy Intl to Kelowna flights

LaGuardia to Kelowna flights

Newark to Kelowna flights

John F Kennedy Intl to Winnipeg flights

LaGuardia to Winnipeg flights

LaGuardia to St. John's flights

Newark to Victoria flights

Newark to St. John's flights

Newark to Saskatoon flights

LaGuardia to Victoria flights

Newark to Charlottetown flights

LaGuardia to Charlottetown flights

LaGuardia to Regina flights

Top 5 airlines flying from LaGuardia to Ontario

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	CheapestC$ 178	AverageC$ 593	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Porter Airlines	CheapestC$ 204	AverageC$ 427	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
Air Transat	CheapestC$ 221	AverageC$ 580	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
Delta	CheapestC$ 229	AverageC$ 373	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
American Airlines	CheapestC$ 241	AverageC$ 446	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from LaGuardia to Ontario?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from LaGuardia to Ontario. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from LaGuardia to Ontario?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ontario from LaGuardia.

Can Cheapflights find flights from LaGuardia to Ontario with no change fees?

Certainly. Search results for flights to Ontario from LaGuardia shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from LaGuardia to Ontario become cheaper?

Yes, Cheapflights offers price alerts on LaGuardia to Ontario flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from New York LaGuardia Airport, NY to Ontario from C$ 141

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from LaGuardia to Ontario

Cheapest flights from LaGuardia to OntarioExplore the most affordable flight options available from LaGuardia to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2026.

Explore the most affordable flight options available from LaGuardia to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2026.

Best flights from LaGuardia to OntarioDiscover carefully curated flight deals from LaGuardia to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 30 October 2026.

Discover carefully curated flight deals from LaGuardia to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 30 October 2026.

Direct flights from LaGuardia to OntarioExplore direct flight options from LaGuardia to Ontario based on user searches, and compare prices and availability for your desired travel dates. Data last updated 30 October 2026.

Explore direct flight options from LaGuardia to Ontario based on user searches, and compare prices and availability for your desired travel dates. Data last updated 30 October 2026.

Last-minute flights from LaGuardia to OntarioDiscover last-minute flight deals from LaGuardia to Ontario. Data last updated 30 October 2026 and is based on user searches.

Discover last-minute flight deals from LaGuardia to Ontario. Data last updated 30 October 2026 and is based on user searches.

One-way flights from LaGuardia to OntarioSearch for one-way flight options from LaGuardia to Ontario. Find affordable one-way fares based on user searches. Data last updated 30 October 2026.

Search for one-way flight options from LaGuardia to Ontario. Find affordable one-way fares based on user searches. Data last updated 30 October 2026.

Find flight deals from LaGuardia to Ontario

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from New York LaGuardia Airport to Ontario that are best for you.

Best time to book a flight from LaGuardia to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from LaGuardia with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from New York LaGuardia Airport to Region of Ontario?

What is the cheapest time of day to fly from LGA to ON?

Find hourly flight availability from LaGuardia to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 October 2026.

A simple way to save on the total cost of your ticket is to fly from New York LaGuardia Airport to Region of Ontario in the afternoon. If you’re flexible enough to do this you can expect to save up to 34% on your trip compared to booking a flight at noon.

How much does it cost to fly round-trip from New York LaGuardia Airport to Region of Ontario?

Airfare is below average for this route at the moment.

New York LaGuardia Airport to Region of Ontario flights typically cost between C$ 277 and C$ 579 in November.The cheapest round-trip price found within the last 5 days was C$ 228 on Air Canada (27 Nov-4 Dec).

How far ahead should I book a flight from New York LaGuardia Airport to Region of Ontario?

What is the cheapest day to fly from New York LaGuardia Airport to Region of Ontario?

Use this chart to determine the cheapest time to fly round-trip from LaGuardia to Ontario. Price data was last updated on 24 October 2026.

Travelers seeking maximum savings on their New York LaGuardia Airport to Region of Ontario flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Ontario

Read through reviews of airlines operating flights from New York LaGuardia Airport to Ontario, such as Porter Airlines,Delta, andAir Transat. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from New York LaGuardia Airport to Region of Ontario?

What are the cheapest airlines to fly from New York LaGuardia Airport to Region of Ontario one-way?

What are the most popular routes from New York LaGuardia Airport to Region of Ontario?

What are the most reliable airlines from New York LaGuardia Airport to Region of Ontario?

What are the cheapest flights from New York LaGuardia Airport to Region of Ontario?

Can I find deals for flights from LaGuardia to Ontario that include hotel bookings?

How can I find direct flights from LaGuardia to Ontario?

Can I find deals for business class flights from LaGuardia to Ontario?

What is the cheapest month to book a flight from New York LaGuardia Airport to Region of Ontario?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for LaGuardia to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to Canada

Book a non-stop flight to one of these other cities located in Canada.

Search flights from LaGuardia to Ontario by cabin class

Find flights from LaGuardia to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.

LaGuardia and Ontario flights

Browse other LaGuardia and Ontario flight options. Last updated on 30 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Top 5 airlines flying from LaGuardia to Ontario

Fly with Cheapflights

How does Cheapflights help users find flights from LaGuardia to Ontario?

Why should you use Cheapflights to find cheap flight tickets from LaGuardia to Ontario?

Can Cheapflights find flights from LaGuardia to Ontario with no change fees?

Can Cheapflights notify me if prices for flights from LaGuardia to Ontario become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from LaGuardia to Ontario
Explore the most affordable flight options available from LaGuardia to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2026.

Best flights from LaGuardia to Ontario
Discover carefully curated flight deals from LaGuardia to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 30 October 2026.

Direct flights from LaGuardia to Ontario
Explore direct flight options from LaGuardia to Ontario based on user searches, and compare prices and availability for your desired travel dates. Data last updated 30 October 2026.

Last-minute flights from LaGuardia to Ontario
Discover last-minute flight deals from LaGuardia to Ontario. Data last updated 30 October 2026 and is based on user searches.

One-way flights from LaGuardia to Ontario
Search for one-way flight options from LaGuardia to Ontario. Find affordable one-way fares based on user searches. Data last updated 30 October 2026.

New York LaGuardia Airport to Region of Ontario flights typically cost between C$ 277 and C$ 579 in November.
The cheapest round-trip price found within the last 5 days was C$ 228 on Air Canada (27 Nov-4 Dec).