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LaGuardia

$98+ Cheap flights from Ontario to LaGuardia, NY (LGA)

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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — LGA
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Ontario to LaGuardia

Cheapest flights from Ontario to LaGuardia
Explore the most affordable flight options available from Ontario to LaGuardia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Trip.com deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/313:15 pmYYZ - LGA
Nonstop1h 40mPorter Airlines
Wed 1/75:55 pmLGA - YYZ
Nonstop1h 40mPorter Airlines
Deal found 12/17$228
This SmartFares deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/313:15 pmYYZ - LGA
Nonstop1h 40mAir Transat
Sat 1/109:55 amLGA - YYZ
Nonstop1h 40mAir Transat
Deal found 12/17$250
This Air Canada deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:55 pmYYZ - LGA
Nonstop1h 38mAir Canada
Thu 1/86:05 amLGA - YYZ
Nonstop1h 43mAir Canada
Deal found 12/16$263
This Trip.com deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/313:15 pmYYZ - LGA
Nonstop1h 40mPorter Airlines
Sun 1/45:55 pmLGA - YYZ
Nonstop1h 40mPorter Airlines
Deal found 12/17$264
This FlightHub deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:45 pmYYZ - LGA
Nonstop1h 40mPorter Airlines
Sun 1/119:55 amLGA - YYZ
Nonstop1h 40mPorter Airlines
Deal found 12/17$270
This Kiwi.com deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/237:45 pmYYZ - LGA
Nonstop1h 40mPorter Airlines
Wed 1/79:00 pmLGA - YYZ
Nonstop1h 40mPorter Airlines
Deal found 12/16$271
This FlightHub deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/297:45 pmYYZ - LGA
Nonstop1h 40mPorter Airlines
Mon 1/129:55 amLGA - YYZ
Nonstop1h 40mPorter Airlines
Deal found 12/17$273
This FlightHub deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:45 pmYYZ - LGA
Nonstop1h 40mPorter Airlines
Wed 1/79:55 amLGA - YYZ
Nonstop1h 40mPorter Airlines
Deal found 12/17$274
This FlightHub deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/253:15 pmYYZ - LGA
Nonstop1h 40mPorter Airlines
Tue 2/39:00 pmLGA - YYZ
Nonstop1h 40mPorter Airlines
Deal found 12/16$275
This FlightHub deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/237:45 pmYYZ - LGA
Nonstop1h 40mPorter Airlines
Wed 1/149:55 amLGA - YYZ
Nonstop1h 40mPorter Airlines
Deal found 12/17$277
This Air Canada deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/218:30 amYTZ - LGA
1 stop3h 53mAir Canada
Tue 1/66:05 amLGA - YTZ
1 stop5h 50mAir Canada
Deal found 12/16$312
This Air Canada deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/218:30 amYTZ - LGA
1 stop3h 53mAir Canada
Thu 1/812:40 pmLGA - YTZ
2 stops5h 33mAir Canada
Deal found 12/16$317

Find flight deals from Ontario to LaGuardia

Keep the following information in mind while searching for Ontario to LaGuardia flight deals. Data was last updated December 18, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$202
(Trip.com)

One-way from

$98
(Mytrip)

Popular in

December

Cheapest in

May

Average price

$271

Good round-trip deal

$254 or less

Good one-way deal

$181 or less
Provider with most accurate pricing for Toronto (YTO)-New York (NYC) flight deals.
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Provider most trusted by Cheapflights users for Toronto (YTO)-New York (NYC) flights.
Search Deals
From Ontario to New York LaGuardia
Search Deals
One-way flight from Ontario to New York LaGuardia
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($23 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Ontario to New York LaGuardia.
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Price to beat on a one-way flight from Ontario to New York LaGuardia.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to LaGuardia 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 2,558,603 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Ontario to New York LaGuardia Airport that are best for you.

Fly from

Ontario

Fly to

LaGuardia

Route

Depart

Return

Price

TorontoNew York

YTZ - LGA

YTZLGA

Toronto Island

Thu 1/8

12:30 pm-4:57 pm

1 stop4h 27m

New York LaGuardia

Mon 1/12

12:40 pm-5:55 pm

1 stop5h 15m

$205

TorontoNew York

YTZ - LGA

YTZLGA

Toronto Island

Thu 1/29

10:25 am-7:02 pm

2 stops8h 37m

New York LaGuardia

Thu 2/5

6:05 am-11:55 am

1 stop5h 50m

$207

TorontoNew York

YTZ - LGA

YTZLGA

Toronto Island

Fri 5/15

7:25 am-8:46 am

Nonstop1h 21m

New York LaGuardia

Mon 5/18

7:55 am-9:34 am

Nonstop1h 39m

$208

TorontoNew York

YTZ - LGA

YTZLGA

Toronto Island

Sat 1/31

5:30 pm-9:33 pm

1 stop4h 03m

New York LaGuardia

Sat 2/7

10:35 am-6:10 pm

2 stops7h 35m

$208

TorontoNew York

YTZ - LGA

YTZLGA

Toronto Island

Wed 6/10

7:25 am-8:46 am

Nonstop1h 21m

New York LaGuardia

Wed 6/10

12:55 pm-2:34 pm

Nonstop1h 39m

$208

TorontoNew York

YTZ - LGA

YTZLGA

Toronto Island

Sun 4/12

7:25 am-8:46 am

Nonstop1h 21m

New York LaGuardia

Mon 4/20

7:55 am-9:34 am

Nonstop1h 39m

$214

TorontoNew York

YTZ - LGA

YTZLGA

Toronto Island

Wed 4/15

7:25 am-8:46 am

Nonstop1h 21m

New York LaGuardia

Wed 4/15

1:00 pm-2:39 pm

Nonstop1h 39m

$214

TorontoNew York

YTZ - LGA

YTZLGA

Toronto Island

Mon 4/13

6:10 pm-7:31 pm

Nonstop1h 21m

New York LaGuardia

Tue 4/14

10:00 am-11:39 am

Nonstop1h 39m

$214

TorontoNew York

YTZ - LGA

YTZLGA

Toronto Island

Thu 1/15

7:10 am-11:57 am

1 stop4h 47m

New York LaGuardia

Sun 1/18

12:40 pm-5:55 pm

1 stop5h 15m

$215

TorontoNew York

YYZ - LGA

YYZLGA

Toronto Pearson Intl

Thu 1/8

2:25 pm-4:15 pm

Nonstop1h 50m

New York LaGuardia

Tue 1/13

6:00 am-11:20 am

1 stop5h 20m

$229

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 60 results
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Best time to book a flight from Ontario to LaGuardia

Have a flexible travel schedule? Discover the best time to fly to LaGuardia from Ontario 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 Ontario to New York LaGuardia Airport

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

Currently, May is the cheapest month in which you can book a flight from Region of Ontario to New York LaGuardia Airport (average of $83). Flying from Region of Ontario to New York LaGuardia Airport in December is currently the most expensive (average of $201). 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 ON to LGA?

Find hourly flight availability from Ontario to LaGuardia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

A simple way to save on the total cost of your ticket is to fly from Region of Ontario to New York LaGuardia Airport in the evening. If you’re flexible enough to do this you can expect to save up to 42% on your trip compared to booking a flight at noon.

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

Use this chart to determine the cheapest time to fly round-trip from Ontario to LaGuardia. Price data was last updated on December 16, 2024.

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

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

Explore weekly flight availability from Ontario to LaGuardia. 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 December 18, 2025.

The most flights from CAON to LGA are scheduled on a Monday (44 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (16 on average).

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

Related info for your journey

Find useful and relevant information for your journey from Ontario to LaGuardia. 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 Region of Ontario to New York LaGuardia Airport?

    Departing from Region of Ontario to New York LaGuardia Airport will take you 1h 50m. There are 356 mi between Region of Ontario and New York LaGuardia Airport. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    One-way options have recently been found by users for as low as $107 on Porter Airlines. Other airlines that offer cheap prices include Air Canada from $114 and American Airlines from $116 one-way.

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

    The most popular flight routes from Region of Ontario to New York LaGuardia Airport are Toronto Pearson Intl - New York LaGuardia, Montreal Pierre Elliott Trudeau Intl - New York LaGuardia and Ottawa - New York LaGuardia.

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

    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 Region of Ontario to New York LaGuardia Airport on time: Porter Airlines (77%), Lufthansa (69%), WestJet (67%).

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

    Looking at all options, your cheapest flight can be booked for $133. While the most popular route (Toronto Pearson Intl - New York LaGuardia) can be booked for $175 on average, our data indicates $319 when flying from Region of Ontario to New York LaGuardia Airport.

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

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

  • How can I find direct flights from Ontario to LaGuardia?

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

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

    Yes. Cheapflights offers flight deals from Ontario to LaGuardia 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 Region of Ontario to New York LaGuardia Airport?

    Currently, May is the cheapest month in which you can book a flight from Region of Ontario to New York LaGuardia Airport (average of $83). Flying from Region of Ontario to New York LaGuardia Airport in December is currently the most expensive (average of $201). 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

Traveling to a place near New York LaGuardia Airport?

Book flights to New York LaGuardia Airport if you plan to visit one of these locations
Queens
Bronx
East Rutherford
Mahwah
Yonkers
Elizabeth
Secaucus
North Bergen
Ronkonkoma
Mount Laurel
Stamford
Staten Island
Edgewater
Carteret
Seaside Heights
Absecon
Carle Place
Parsippany
New Brunswick
Carlstadt

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Alternative routes for Ontario to LaGuardia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Ontario to LaGuardia

Discover the top 7 airlines that operate flights from Ontario to LaGuardia. 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 2,558,603 searches. Data last updated December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$122Average$249FlexibilityNo cancel feeOn-timeN/A
Porter AirlinesCheapest$170Average$251FlexibilityNo cancel feeOn-time52%
Air CanadaCheapest$172Average$347FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$179Average$259FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$194Average$315FlexibilityNo cancel feeOn-time71%
Air TransatCheapest$225Average$284FlexibilityNo cancel feeOn-time50%
WestJetCheapest$346Average$359FlexibilityNo cancel feeOn-time60%

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