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 32m. Fly via United Airlines, Delta, or Air Canada to get the fastest option. The distance between New York LaGuardia Airport and Region of Ontario is about 521 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$ 138 and Delta from C$ 138 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 - Montreal Pierre Elliott Trudeau Intl. You may also consider New York LaGuardia - Toronto Pearson 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$ 434 for a flight from New York LaGuardia Airport to Region of Ontario. The cheapest flight overall is C$ 160 while the most popular route, (New York LaGuardia - Montreal Pierre Elliott Trudeau Intl) is currently priced at C$ 363.

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 (68%), American Airlines (66%), Republic Airways (66%).

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

Porter Airlines, Air Canada and Delta 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$ 159+ 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 16 September 2026.

Tue 27/109:40 a.m. -

Nonstop1h 42m

Tue 27/103:55 p.m. -

Nonstop1h 40m

Deal found 12/9C$ 303

Thu 29/109:40 a.m. -

Nonstop1h 42m

Sun 1/116:20 p.m. -

Nonstop1h 40m

Deal found 13/9C$ 342

Thu 15/108:45 a.m. -

Nonstop1h 30m

Mon 19/106:10 p.m. -

Nonstop1h 26m

Deal found 16/9C$ 342

Wed 14/109:55 a.m. -

Nonstop1h 35m

Mon 19/105:50 p.m. -

Nonstop1h 35m

Deal found 12/9C$ 343

Sat 3/105:40 p.m. -

Nonstop1h 31m

Sun 4/106:35 a.m. -

Nonstop1h 26m

Deal found 16/9C$ 343

Sat 10/105:55 p.m. -

Nonstop1h 35m

Wed 21/105:50 p.m. -

Nonstop1h 35m

Deal found 16/9C$ 344

Thu 29/101:00 p.m. -

Nonstop1h 45m

Sun 1/1112:30 p.m. -

1 stop4h 18m

Deal found 13/9C$ 344

Thu 29/109:40 a.m. -

Nonstop1h 42m

Thu 5/117:00 a.m. -

Nonstop1h 40m

Deal found 14/9C$ 346

Thu 8/103:30 p.m. -

Nonstop1h 30m

Sun 11/106:35 a.m. -

Nonstop1h 26m

Deal found 13/9C$ 350

Tue 27/108:59 p.m. -

Nonstop1h 42m

Tue 3/116:20 p.m. -

Nonstop1h 40m

Deal found 12/9C$ 351

Wed 21/108:45 a.m. -

Nonstop1h 30m

Wed 28/105:35 p.m. -

Nonstop1h 33m

Deal found 15/9C$ 351

Thu 29/109:40 a.m. -

Nonstop1h 42m

Sat 31/106:20 p.m. -

Nonstop1h 40m

Deal found 14/9C$ 353

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 16 September 2026.

Sat 24/106:00 a.m. -

1 stop13h 45m

Mon 26/109:10 a.m. -

1 stop4h 53m

Deal found 16/9C$ 432

Sat 3/101:25 p.m. -

1 stop8h 01m

Wed 21/109:45 a.m. -

1 stop8h 40m

Deal found 16/9C$ 435

Tue 13/107:00 a.m. -

Nonstop1h 32m

Tue 20/106:00 a.m. -

1 stop4h 51m

Deal found 15/9C$ 437

Tue 24/116:35 p.m. -

1 stop6h 00m

Mon 14/122:15 p.m. -

1 stop5h 45m

Deal found 13/9C$ 490

Fri 2/1010:00 a.m. -

Nonstop1h 41m

Sun 4/107:25 a.m. -

Nonstop1h 30m

Deal found 11/9C$ 498

Thu 1/1011:54 a.m. -

Nonstop1h 37m

Sat 3/102:25 p.m. -

Nonstop1h 33m

Deal found 11/9C$ 445

Fri 30/103:29 p.m. -

1 stop5h 46m

Fri 6/1110:53 a.m. -

1 stop5h 22m

Deal found 15/9C$ 467

Tue 29/96:29 p.m. -

1 stop5h 30m

Wed 30/97:20 p.m. -

Nonstop1h 39m

Deal found 13/9C$ 483

Sat 28/116:35 p.m. -

1 stop6h 00m

Thu 10/122:15 p.m. -

1 stop5h 45m

Deal found 13/9C$ 490

Thu 25/25:10 p.m. -

Nonstop1h 40m

Sun 28/27:45 p.m. -

Nonstop1h 44m

Deal found 13/9C$ 457

Sat 21/116:17 p.m. -

1 stop5h 42m

Mon 23/117:44 p.m. -

1 stop3h 50m

Deal found 15/9C$ 467

Tue 20/102:59 p.m. -

1 stop4h 03m

Thu 22/108:00 a.m. -

Nonstop1h 29m

Deal found 13/9C$ 483

Fri 27/116:35 p.m. -

1 stop6h 00m

Tue 15/122:15 p.m. -

1 stop5h 45m

Deal found 13/9C$ 490

Thu 29/107:29 p.m. -

Nonstop1h 48m

Sun 1/117:55 a.m. -

Nonstop1h 45m

Deal found 13/9C$ 460

Mon 5/107:29 p.m. -

1 stop4h 25m

Tue 6/104:30 p.m. -

1 stop5h 00m

Deal found 13/9C$ 494

Tue 6/1010:35 a.m. -

1 stop5h 15m

Tue 6/106:10 p.m. -

Nonstop1h 30m

Deal found 16/9C$ 604

Sun 11/106:00 a.m. -

1 stop4h 04m

Wed 14/101:00 p.m. -

1 stop5h 25m

Deal found 16/9C$ 501

Thu 1/107:00 a.m. -

Nonstop1h 35m

Fri 2/109:30 a.m. -

Nonstop1h 29m

Deal found 12/9C$ 460

Sat 26/92:59 p.m. -

1 stop4h 46m

Wed 30/95:00 a.m. -

1 stop4h 26m

Deal found 11/9C$ 494

Sat 10/109:55 a.m. -

2 stops9h 52m

Sat 17/1010:00 a.m. -

1 stop6h 55m

Deal found 12/9C$ 545

Mon 28/96:00 a.m. -

1 stop5h 49m

Tue 29/92:45 p.m. -

1 stop5h 40m

Deal found 12/9C$ 503

Sat 26/94:20 p.m. -

Nonstop1h 49m

Mon 28/910:00 a.m. -

Nonstop1h 46m

Deal found 12/9C$ 469

Thu 15/106:00 a.m. -

1 stop4h 04m

Tue 20/102:10 p.m. -

Nonstop1h 36m

Deal found 15/9C$ 498

Thu 15/106:00 a.m. -

1 stop4h 04m

Sat 17/109:44 a.m. -

1 stop4h 25m

Deal found 14/9C$ 503

Thu 14/15:00 p.m. -

1 stop6h 10m

Mon 18/17:45 p.m. -

Nonstop1h 44m

Deal found 13/9C$ 471

Fri 12/26:30 p.m. -

1 stop6h 20m

Mon 15/21:45 p.m. -

1 stop6h 30m

Deal found 12/9C$ 597

Thu 11/29:30 a.m. -

1 stop6h 29m

Mon 15/27:45 p.m. -

Nonstop1h 44m

Deal found 14/9C$ 471

Thu 5/1111:52 a.m. -

Nonstop1h 48m

Mon 9/115:10 p.m. -

Nonstop1h 47m

Deal found 15/9C$ 498

Thu 29/1012:45 p.m. -

1 stop6h 00m

Thu 5/1110:35 a.m. -

1 stop5h 03m

Deal found 13/9C$ 915

Wed 28/106:00 a.m. -

2 stops16h 10m

Thu 29/1012:10 p.m. -

2 stops6h 58m

Deal found 13/9C$ 626

Find flight deals from LaGuardia to Ontario

Round-trip from	C$ 303
One-way from	C$ 159
Popular in	November
Cheapest in	April
Average price	C$ 473
Good round-trip deal	C$ 208 or less
Good one-way deal	C$ 223 or less

Porter Airlines
27/10-27/10
Nonstop
3h 22m total
New York to Ontario

Search Deals

Air Canada
10/10-31/12
1 total stop
5h 45m total
New York to Ontario

Search Deals

Highest demand for flights based on searches. 7% potential increase in price (C$ 53 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (C$ 9 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 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

Quickest round-trip

New YorkMontreal

LGA New York LaGuardia - YUL Montreal Pierre Elliott Trudeau Intl

LGAYUL

New York LaGuardia

Tue 6/10

7:00 a.m.-8:32 a.m.

Nonstop1h 32m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

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

Nonstop0h 00m

C$ 170

New YorkMontreal

LGA New York LaGuardia - YUL Montreal Pierre Elliott Trudeau Intl

LGAYUL

New York LaGuardia

Fri 13/11

7:07 a.m.-8:44 a.m.

Nonstop1h 37m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

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

Nonstop0h 00m

C$ 170

New YorkMontreal

LGA New York LaGuardia - YUL Montreal Pierre Elliott Trudeau Intl

LGAYUL

New York LaGuardia

Tue 13/10

9:27 p.m.-10:40 a.m.

1 stop13h 13m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

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

Nonstop0h 00m

C$ 177

New YorkMontreal

LGA New York LaGuardia - YUL Montreal Pierre Elliott Trudeau Intl

LGAYUL

New York LaGuardia

Mon 12/10

7:00 a.m.-8:32 a.m.

Nonstop1h 32m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

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

Nonstop0h 00m

C$ 179

New YorkToronto

LGA New York LaGuardia - YTZ Toronto Island

LGAYTZ

New York LaGuardia

Wed 18/11

10:00 a.m.-11:45 a.m.

Nonstop1h 45m

Toronto Island

Wed 31/12

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

Nonstop0h 00m

C$ 180

New YorkToronto

LGA New York LaGuardia - YYZ Toronto Pearson Intl

LGAYYZ

New York LaGuardia

Sun 8/11

9:55 p.m.-11:36 p.m.

Nonstop1h 41m

Toronto Pearson Intl

Wed 31/12

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

Nonstop0h 00m

C$ 180

New YorkMontreal

LGA New York LaGuardia - YUL Montreal Pierre Elliott Trudeau Intl

LGAYUL

New York LaGuardia

Tue 17/11

7:07 a.m.-8:44 a.m.

Nonstop1h 37m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

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

Nonstop0h 00m

C$ 188

New YorkMontreal

LGA New York LaGuardia - YUL Montreal Pierre Elliott Trudeau Intl

LGAYUL

New York LaGuardia

Mon 25/1

5:10 p.m.-6:50 p.m.

Nonstop1h 40m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

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

Nonstop0h 00m

C$ 191

New YorkMontreal

LGA New York LaGuardia - YUL Montreal Pierre Elliott Trudeau Intl

LGAYUL

New York LaGuardia

Sun 4/10

7:00 a.m.-8:35 a.m.

Nonstop1h 35m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

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

Nonstop0h 00m

C$ 192

New YorkToronto

LGA New York LaGuardia - YYZ Toronto Pearson Intl

LGAYYZ

New York LaGuardia

Tue 27/10

5:29 p.m.-11:59 p.m.

1 stop6h 30m

Toronto Pearson Intl

Wed 31/12

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

Nonstop0h 00m

C$ 194

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/9

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-YTZ

LGA-YUL

LGA-YYZ

LGA-YOW

LGA-YHM

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-YTZ

LGA-YUL

LGA-YYZ

LGA-YOW

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$ 365). Flying from New York LaGuardia Airport to Region of Ontario in December is currently the most expensive (average of C$ 509). 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 35% on your trip compared to booking a flight at noon.

Weekly flight availability from New York LaGuardia Airport to Region of Ontario

The most flights from LGA to CAON are scheduled on a Monday (51 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (24 on average).

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$ 378 and C$ 582 in October.
The cheapest round-trip price found within the last 5 days was C$ 303 on Porter Airlines (27 Oct-27 Oct).

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 68 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

462 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

462 reviews

Porter Airlines

8.0

Very good

462 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

8,572 reviews

Porter Airlines

8.0

Very good

462 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

579 reviews

Porter Airlines

8.0

Very good

462 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

7.1

Good

12,066 reviews

Porter Airlines

8.0

Very good

462 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

11,638 reviews

Porter Airlines

8.0

Very good

462 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 32m. Fly via United Airlines, Delta, or Air Canada to get the fastest option. The distance between New York LaGuardia Airport and Region of Ontario is about 521 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$ 138 and Delta from C$ 138 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 - Montreal Pierre Elliott Trudeau Intl. You may also consider New York LaGuardia - Toronto Pearson 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 (68%), American Airlines (66%), Republic Airways (66%).
What are the cheapest flights from New York LaGuardia Airport to Region of Ontario?
On average you can expect to pay C$ 434 for a flight from New York LaGuardia Airport to Region of Ontario. The cheapest flight overall is C$ 160 while the most popular route, (New York LaGuardia - Montreal Pierre Elliott Trudeau Intl) is currently priced at C$ 363.
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$ 365). Flying from New York LaGuardia Airport to Region of Ontario in December is currently the most expensive (average of C$ 509). 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

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Alternative routes for LaGuardia to Ontario

Newark to Pearson Intl flights

Newark to Toronto Island flights

LaGuardia to Pierre Elliott Trudeau Intl flights

John F Kennedy Intl to Pearson Intl flights

LaGuardia to Pearson Intl flights

Newark to Pierre Elliott Trudeau Intl flights

John F Kennedy Intl to Vancouver Intl flights

John F Kennedy Intl to Pierre Elliott Trudeau Intl flights

LaGuardia to Toronto Island flights

Newark to Vancouver Intl flights

John F Kennedy Intl to Toronto Island flights

Newark to Calgary flights

LaGuardia to Vancouver Intl flights

Newark to Hamilton flights

Newark to Québec City flights

John F Kennedy Intl to Calgary flights

LaGuardia to Calgary flights

LaGuardia to Québec City flights

Newark to Halifax flights

Newark to Ottawa flights

John F Kennedy Intl to Québec City flights

LaGuardia to Ottawa flights

John F Kennedy Intl to Ottawa flights

LaGuardia to Hamilton flights

John F Kennedy Intl to Halifax flights

John F Kennedy Intl to Kelowna flights

Newark to Kelowna flights

LaGuardia to Kelowna flights

LaGuardia to Halifax flights

John F Kennedy Intl to Edmonton flights

LaGuardia to Edmonton flights

Newark to Edmonton flights

Newark to Winnipeg flights

Newark to St. John's flights

LaGuardia to Winnipeg flights

LaGuardia to St. John's flights

Newark to Victoria flights

John F Kennedy Intl to Winnipeg flights

John F Kennedy Intl to Victoria flights

LaGuardia to Victoria flights

Stewart to Pearson Intl flights

Newark to Charlottetown flights

LaGuardia to Charlottetown flights

Newark to London flights

Newark to Moncton flights

Top 5 airlines flying from LaGuardia to Ontario

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	CheapestC$ 177	AverageC$ 583	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Delta	CheapestC$ 211	AverageC$ 372	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
Porter Airlines	CheapestC$ 217	AverageC$ 425	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
Air Transat	CheapestC$ 220	AverageC$ 579	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
American Airlines	CheapestC$ 241	AverageC$ 489	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.

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Cheap flights from New York LaGuardia Airport, NY to Ontario from C$ 159

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 10/10. 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 16 September 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 16 September 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 16 September 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 16 September 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 16 September 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 16 September 2026.

Last-minute flights from LaGuardia to OntarioDiscover last-minute flight deals from LaGuardia to Ontario. Data last updated 16 September 2026 and is based on user searches.

Discover last-minute flight deals from LaGuardia to Ontario. Data last updated 16 September 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 16 September 2026.

Search for one-way flight options from LaGuardia to Ontario. Find affordable one-way fares based on user searches. Data last updated 16 September 2026.

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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.

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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 16 September 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 35% on your trip compared to booking a flight at noon.

Weekly flight availability from New York LaGuardia Airport to Region of Ontario

Explore weekly flight availability from LaGuardia to Ontario. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 16 September 2026.

The most flights from LGA to CAON are scheduled on a Monday (51 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (24 on average).

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$ 378 and C$ 582 in October.The cheapest round-trip price found within the last 5 days was C$ 303 on Porter Airlines (27 Oct-27 Oct).

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 12 September 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?

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Alternative routes for LaGuardia to Ontario

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Complete your trip

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

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LaGuardia and Ontario flights

Browse other LaGuardia and Ontario flight options. Last updated on 16 September 2026.

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Top 5 airlines flying from LaGuardia to Ontario

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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 16 September 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 16 September 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 16 September 2026.

Last-minute flights from LaGuardia to Ontario
Discover last-minute flight deals from LaGuardia to Ontario. Data last updated 16 September 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 16 September 2026.

New York LaGuardia Airport to Region of Ontario flights typically cost between C$ 378 and C$ 582 in October.
The cheapest round-trip price found within the last 5 days was C$ 303 on Porter Airlines (27 Oct-27 Oct).