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Cheap flights from New York LaGuardia Airport, NY to Ontario from C$ 133

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/11. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — YYZ
27 Nov — 4 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from LaGuardia to Ontario

Enter your travel dates to find the best prices.

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 28 October 2025.

Thu 4/126:05 a.m.LGA - YYZ
Nonstop1h 43mAir Canada
Sun 7/122:00 p.m.YYZ - LGA
Nonstop1h 38mAir Canada
Deal found 27/10C$ 273
Thu 13/116:00 a.m.LGA - YYZ
1 stop8h 40mMultiple Airlines
Thu 20/117:00 a.m.YYZ - LGA
1 stop13h 00mMultiple Airlines
Deal found 26/10C$ 285
Sun 7/128:50 a.m.LGA - YYZ
Nonstop1h 43mAir Canada
Tue 9/128:55 p.m.YYZ - LGA
Nonstop1h 38mAir Canada
Deal found 28/10C$ 290
Thu 13/116:00 a.m.LGA - YYZ
1 stop8h 40mMultiple Airlines
Sat 22/117:00 a.m.YYZ - LGA
1 stop13h 00mMultiple Airlines
Deal found 26/10C$ 295
Fri 12/127:50 p.m.LGA - YYZ
Nonstop1h 43mAir Canada
Fri 19/127:35 a.m.YYZ - LGA
Nonstop1h 38mAir Canada
Deal found 28/10C$ 298
Thu 11/126:05 a.m.LGA - YUL
Nonstop1h 27mAir Canada
Thu 18/125:30 p.m.YUL - LGA
Nonstop1h 32mAir Canada
Deal found 27/10C$ 308
Thu 4/126:05 a.m.LGA - YUL
Nonstop1h 27mAir Canada
Mon 8/1212:10 p.m.YUL - LGA
1 stop5h 48mAir Canada
Deal found 27/10C$ 318
Sat 13/123:20 p.m.LGA - YTZ
1 stop4h 35mAir Canada
Mon 15/128:30 a.m.YTZ - LGA
1 stop3h 53mAir Canada
Deal found 27/10C$ 330
Thu 11/121:05 p.m.LGA - YTZ
1 stop4h 50mAir Canada
Thu 18/1210:30 a.m.YTZ - LGA
1 stop6h 29mAir Canada
Deal found 27/10C$ 357
Sat 6/125:45 a.m.LGA - YOW
1 stop11h 28mMultiple Airlines
Sat 13/124:20 p.m.YOW - LGA
3 stops30h 21mMultiple Airlines
Deal found 27/10C$ 359
Tue 25/113:20 p.m.LGA - YTZ
1 stop6h 15mAir Canada
Tue 2/1212:30 p.m.YTZ - LGA
1 stop4h 29mAir Canada
Deal found 26/10C$ 362
Mon 24/111:05 p.m.LGA - YTZ
1 stop4h 50mAir Canada
Fri 28/118:30 a.m.YTZ - LGA
1 stop6h 13mAir Canada
Deal found 27/10C$ 366

Cheap flight deals from LaGuardia to Ontario

Keep the following information in mind while searching for LaGuardia to Ontario flight deals. Data was last updated 28 October 2025.

Round-trip from

C$ 273

One-way from

C$ 133

Popular in

November

Cheapest in

January

Average price

C$ 439

Good round-trip deal

C$ 250 or less

Good one-way deal

C$ 197 or less
Air Canada
  • Air Canada
  • 4/12-7/12
  • Nonstop
  • 3h 21m total
  • New York to Ontario
Search Deals
Air Canada
  • Air Canada
  • 26/11
  • Nonstop
  • 1h 43m total
  • New York to Ontario
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 100 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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

 
Customize your flight search to find flights from LaGuardia to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 28 October 2025.
Use the filters below to find and compare flights from New York LaGuardia Airport to Ontario that are best for you.

Fly from

LaGuardia

Fly to

Ontario

Route

Depart

Return

Price

New YorkToronto

LGA - YTZ

LGAYTZ

New York LaGuardia

Sun 7/12

6:05 a.m.-11:55 a.m.

1 stop5h 50m

Toronto Island

Tue 9/12

10:30 a.m.-4:59 p.m.

1 stop6h 29m

C$ 284

New YorkToronto

LGA - YTZ

LGAYTZ

New York LaGuardia

Sun 23/11

6:05 a.m.-11:42 a.m.

2 stops5h 37m

Toronto Island

Thu 27/11

12:30 p.m.-7:03 p.m.

1 stop6h 33m

C$ 318

New YorkToronto

LGA - YTZ

LGAYTZ

New York LaGuardia

Tue 16/12

1:05 p.m.-5:55 p.m.

1 stop4h 50m

Toronto Island

Wed 17/12

10:30 a.m.-4:59 p.m.

1 stop6h 29m

C$ 357

New YorkOttawa

LGA - YOW

LGAYOW

New York LaGuardia

Sat 6/12

7:00 a.m.-11:58 p.m.

2 stops16h 58m

Ottawa

Sat 13/12

4:20 p.m.-11:42 p.m.

3 stops31h 22m

C$ 372

New YorkOttawa

LGA - YOW

LGAYOW

New York LaGuardia

Wed 31/12

6:30 a.m.-5:13 p.m.

1 stop10h 43m

Ottawa

Sun 11/1

4:20 p.m.-11:25 p.m.

3 stops31h 05m

C$ 380

New YorkToronto

LGA - YTZ

LGAYTZ

New York LaGuardia

Tue 9/12

10:35 a.m.-2:55 p.m.

1 stop4h 20m

Toronto Island

Wed 10/12

12:30 p.m.-4:59 p.m.

1 stop4h 29m

C$ 385

New YorkToronto

LGA - YTZ

LGAYTZ

New York LaGuardia

Thu 11/12

6:05 a.m.-11:55 a.m.

1 stop5h 50m

Toronto Island

Thu 18/12

10:30 a.m.-4:59 p.m.

1 stop6h 29m

C$ 385

New YorkOttawa

LGA - YOW

LGAYOW

New York LaGuardia

Mon 10/11

8:29 a.m.-5:25 p.m.

1 stop8h 56m

Ottawa

Thu 13/11

4:15 p.m.-7:00 p.m.

1 stop26h 45m

C$ 394

New YorkToronto

LGA - YTZ

LGAYTZ

New York LaGuardia

Wed 12/11

4:59 p.m.-1:42 p.m.

1 stop20h 43m

Toronto Island

Mon 17/11

2:30 p.m.-3:59 p.m.

2 stops25h 29m

C$ 399

New YorkToronto

LGA - YTZ

LGAYTZ

New York LaGuardia

Wed 18/2

1:05 p.m.-5:55 p.m.

1 stop4h 50m

Toronto Island

Thu 19/2

8:50 a.m.-2:42 p.m.

2 stops5h 52m

C$ 400

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/10

Showing 1-10 of 60 results
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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.
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

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

Currently, November is the cheapest month in which you can book a flight from New York LaGuardia Airport to Region of Ontario (average of C$ 133). Flying from New York LaGuardia Airport to Region of Ontario in December is currently the most expensive (average of C$ 243). 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?

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 28 October 2025.

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 evening. If you’re flexible enough to do this you can expect to save up to 41% on your trip compared to booking a flight in the afternoon.

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 16 December 2024.

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

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated 28 October 2025.
Read through reviews of airlines operating flights from New York LaGuardia Airport to Ontario, such as Porter Airlines,Delta, andUnited Airlines. 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
384 reviews
Check prices

Crew

8.6

Entertainment

7.0

Overall

8.0

Boarding

8.2

Comfort

8.0

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
8.0
Very good
384 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Crew

8.6

Entertainment

7.0

Overall

8.0

Boarding

8.2

Comfort

8.0

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Delta
7.9
Good
7,995 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Crew

8.6

Entertainment

7.0

Overall

8.0

Boarding

8.2

Comfort

8.0

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
United Airlines
7.4
Good
8,996 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Crew

8.6

Entertainment

7.0

Overall

8.0

Boarding

8.2

Comfort

8.0

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
American Airlines
7.2
Good
11,033 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Crew

8.6

Entertainment

7.0

Overall

8.0

Boarding

8.2

Comfort

8.0

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Canada
7.1
Good
10,370 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Crew

8.6

Entertainment

7.0

Overall

8.0

Boarding

8.2

Comfort

8.0

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

Related info for your journey

Find useful and relevant information for your journey from LaGuardia to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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 49m. Fly via Air Canada, Delta, or Porter 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$ 134 on Air Canada. Other airlines that offer cheap prices include Porter Airlines from C$ 164 and Delta from C$ 180 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: Delta (82%), Endeavor Airlines (82%), British Airways (81%).

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

    On average you can expect to pay C$ 314 for a flight from New York LaGuardia Airport to Region of Ontario. The cheapest flight overall is C$ 143 while the most popular route, (New York LaGuardia - Toronto Pearson Intl) is currently priced at C$ 310.

  • 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, November is the cheapest month in which you can book a flight from New York LaGuardia Airport to Region of Ontario (average of C$ 133). Flying from New York LaGuardia Airport to Region of Ontario in December is currently the most expensive (average of C$ 243). 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

See prices for flight routes from nearby airports that may be better suited for you.
Newark to Pearson Intl flights
LaGuardia to Pearson Intl flights
John F Kennedy Intl to Pearson Intl flights
Newark to Toronto Island flights
LaGuardia to Pierre Elliott Trudeau Intl flights
John F Kennedy Intl to Pierre Elliott Trudeau Intl flights
Newark to Pierre Elliott Trudeau Intl flights
John F Kennedy Intl to Vancouver Intl flights
Newark to Vancouver Intl flights
Newark to Québec City flights
Newark to Calgary flights
John F Kennedy Intl to Calgary flights
LaGuardia to Vancouver Intl flights
LaGuardia to Calgary flights
John F Kennedy Intl to Québec City flights
LaGuardia to Québec City flights
Newark to Ottawa flights
Newark to Halifax flights
John F Kennedy Intl to Toronto Island flights
LaGuardia to Toronto Island flights
LaGuardia to Ottawa flights
LaGuardia to Halifax flights
John F Kennedy Intl to Halifax flights
Newark to Hamilton flights
John F Kennedy Intl to Ottawa flights
Newark to Edmonton flights
John F Kennedy Intl to Edmonton flights
LaGuardia to Edmonton flights
LaGuardia to Hamilton flights
Newark to Kelowna flights
LaGuardia to Winnipeg flights
Newark to Winnipeg flights
John F Kennedy Intl to Winnipeg flights
LaGuardia to Kelowna flights
Newark to London flights
Newark to St. John's flights
LaGuardia to St. John's flights
LaGuardia to Victoria flights
John F Kennedy Intl to Victoria flights
John F Kennedy Intl to Kelowna flights
Newark to Deer Lake flights
Stewart to Pearson Intl flights
Newark to Charlottetown flights
John F Kennedy Intl to Saskatoon flights
Newark to Victoria flights

Top 6 airlines flying from LaGuardia to Ontario

Discover the top 6 airlines that operate flights from LaGuardia to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 28 October 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 157AverageC$ 365FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapestC$ 168AverageC$ 541FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 178AverageC$ 353FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
American AirlinesCheapestC$ 186AverageC$ 570FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 209AverageC$ 389FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air TransatCheapestC$ 238AverageC$ 369FlexibilityNo cancel feeOn-time50%
Search Air Transat flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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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