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$93+ Cheap flights from LaGuardia, NY (LGA) to Ontario

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 4/24. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — YYZ
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
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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 March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$173
(Flightnetwork)

One-way from

$93
(Air Canada)

Popular in

November

Cheapest in

January

Average price

$262

Good round-trip deal

$286 or less

Good one-way deal

$151 or less
Provider with most accurate pricing for New York (NYC)-Toronto (YTO) flight deals.
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Provider most trusted by Cheapflights users for New York (NYC)-Toronto (YTO) flights.
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From New York LaGuardia to Ontario
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One-way flight from New York LaGuardia to Ontario
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Highest demand for flights based on searches. 11% potential increase in price ($35 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from New York LaGuardia to Ontario.
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Price to beat on a one-way flight from New York LaGuardia to Ontario.
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Find flight deals from LaGuardia to Ontario

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 March 25, 2025.

This Flightnetwork deal was found by Cheapflights users on 3/23. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/65:30 pmLGA - YYZ
Nonstop1h 40mMultiple Airlines
Tue 5/1312:00 pmYYZ - LGA
1 stop4h 58mMultiple Airlines
Deal found 3/23$143
This Flightnetwork deal was found by Cheapflights users on 3/23. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/63:30 pmLGA - YYZ
1 stop6h 09mAir Canada
Tue 5/1312:00 pmYYZ - LGA
1 stop4h 58mAir Canada
Deal found 3/23$150
This Trip.com deal was found by Cheapflights users on 3/23. 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.
Thu 5/89:55 amLGA - YYZ
Nonstop1h 40mPorter Airlines
Tue 5/132:50 pmYYZ - LGA
Nonstop1h 40mPorter Airlines
Deal found 3/23$186
This Flightnetwork deal was found by Cheapflights users on 3/23. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/175:45 pmLGA - YUL
Nonstop1h 31mAir Canada
Thu 5/296:10 pmYUL - LGA
Nonstop1h 29mAir Canada
Deal found 3/23$209
This Delta deal was found by Cheapflights users on 3/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/167:45 amLGA - YYZ
Nonstop1h 45mDelta
Wed 4/2310:20 amYYZ - LGA
Nonstop1h 39mDelta
Deal found 3/23$212
This Gotogate deal was found by Cheapflights users on 3/24. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/67:00 amLGA - YTZ
1 stop4h 47mAir Canada
Mon 4/75:25 pmYTZ - LGA
1 stop4h 05mAir Canada
Deal found 3/24$228
This Trip.com deal was found by Cheapflights users on 3/23. 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.
Fri 6/139:55 amLGA - YYZ
Nonstop1h 40mAir Transat
Sun 6/152:50 pmYYZ - LGA
Nonstop1h 40mAir Transat
Deal found 3/23$233
This Trip.com deal was found by Cheapflights users on 3/23. 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.
Thu 5/89:55 amLGA - YUL
1 stop7h 52mPorter Airlines
Tue 5/133:10 pmYUL - LGA
1 stop5h 55mPorter Airlines
Deal found 3/23$246
This United Airlines deal was found by Cheapflights users on 3/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/710:25 amLGA - YYZ
1 stop5h 21mUnited Airlines
Mon 4/76:25 pmYYZ - LGA
Nonstop1h 34mUnited Airlines
Deal found 3/24$248
This Booking.com deal was found by Cheapflights users on 3/23. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/227:05 amLGA - YUL
Nonstop1h 33mMultiple Airlines
Mon 6/303:10 pmYUL - LGA
1 stop5h 55mMultiple Airlines
Deal found 3/23$248
This Cheapflightsfares deal was found by Cheapflights users on 3/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/216:15 amLGA - YOW
1 stop4h 06mPorter Airlines
Mon 5/262:20 pmYOW - LGA
1 stop6h 45mPorter Airlines
Deal found 3/23$250
This Delta deal was found by Cheapflights users on 3/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/52:29 pmLGA - YUL
Nonstop1h 35mDelta
Tue 5/135:00 pmYUL - LGA
Nonstop1h 34mDelta
Deal found 3/23$259

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 2,558,603 searches. Data last updated March 25, 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 - YYZ

LGAYYZ

New York LaGuardia

Tue 5/6

5:30 pm-7:10 pm

Nonstop1h 40m

Toronto Pearson Intl

Tue 5/13

12:00 pm-4:58 pm

1 stop4h 58m

$143

New YorkToronto

LGA - YYZ

LGAYYZ

New York LaGuardia

Tue 5/6

3:30 pm-9:39 pm

1 stop6h 09m

Toronto Pearson Intl

Tue 5/13

12:00 pm-4:58 pm

1 stop4h 58m

$150

New YorkToronto

LGA - YYZ

LGAYYZ

New York LaGuardia

Thu 5/8

9:55 am-11:35 am

Nonstop1h 40m

Toronto Pearson Intl

Tue 5/13

2:50 pm-4:30 pm

Nonstop1h 40m

$186

New YorkMontreal

LGA - YUL

LGAYUL

New York LaGuardia

Sat 5/17

5:45 pm-7:16 pm

Nonstop1h 31m

Montreal Pierre Elliott Trudeau Intl

Thu 5/29

6:10 pm-7:39 pm

Nonstop1h 29m

$209

New YorkToronto

LGA - YYZ

LGAYYZ

New York LaGuardia

Wed 4/16

7:45 am-9:30 am

Nonstop1h 45m

Toronto Pearson Intl

Wed 4/23

10:20 am-11:59 am

Nonstop1h 39m

$212

New YorkToronto

LGA - YTZ

LGAYTZ

New York LaGuardia

Sun 4/6

7:00 am-11:47 am

1 stop4h 47m

Toronto Island

Mon 4/7

5:25 pm-9:30 pm

1 stop4h 05m

$228

New YorkToronto

LGA - YYZ

LGAYYZ

New York LaGuardia

Fri 6/13

9:55 am-11:35 am

Nonstop1h 40m

Toronto Pearson Intl

Sun 6/15

2:50 pm-4:30 pm

Nonstop1h 40m

$233

New YorkMontreal

LGA - YUL

LGAYUL

New York LaGuardia

Thu 5/8

9:55 am-5:47 pm

1 stop7h 52m

Montreal Pierre Elliott Trudeau Intl

Tue 5/13

3:10 pm-9:05 pm

1 stop5h 55m

$246

New YorkToronto

LGA - YYZ

LGAYYZ

New York LaGuardia

Mon 4/7

10:25 am-3:46 pm

1 stop5h 21m

Toronto Pearson Intl

Mon 4/7

6:25 pm-7:59 pm

Nonstop1h 34m

$248

New YorkMontreal

LGA - YUL

LGAYUL

New York LaGuardia

Sun 6/22

7:05 am-8:38 am

Nonstop1h 33m

Montreal Pierre Elliott Trudeau Intl

Mon 6/30

3:10 pm-9:05 pm

1 stop5h 55m

$248

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/23

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, January is the cheapest month in which you can book a flight from New York LaGuardia Airport to Region of Ontario (average of $243). Flying from New York LaGuardia Airport to Region of Ontario in July is currently the most expensive (average of $359). 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 March 25, 2025.

When flying from New York LaGuardia Airport to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 March 25, 2025.

The most flights from LGA to CAON are scheduled on a Monday (43 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (31 on average).

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Region of Ontario ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Region of Ontario when rainfall is around 2.0 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

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 March 25, 2025.
See what other customers who have flown with Delta, Porter Airlines and KLM from New York to Ontario have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,890 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
8.0
Very good
7,890 reviews
Delta
8.0
Very good
7,890 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Porter Airlines
7.9
Good
275 reviews
Delta
8.0
Very good
7,890 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
KLM
7.8
Good
1,318 reviews
Delta
8.0
Very good
7,890 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Air Transat
7.8
Good
381 reviews
Delta
8.0
Very good
7,890 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
United Airlines
7.4
Good
8,605 reviews
Delta
8.0
Very good
7,890 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

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.

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

    The cheapest airlines for a one-way flight from New York LaGuardia Airport to Region of Ontario are Air Canada ($93), American Airlines ($94), and Air Transat ($95).

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

    While some choose either New York LaGuardia - Montreal Pierre Elliott Trudeau Intl or New York LaGuardia - Toronto Island, New York LaGuardia - Toronto Pearson Intl is the most popular route from New York LaGuardia Airport to Region of Ontario.

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

    No one likes to see their flight delayed. When booking a flight from New York LaGuardia Airport to Region of Ontario consider choosing SkyWest Airlines (100%), Delta (79%) or Endeavor Airlines (75%) as they are the most reliable in getting you off to your destination on time.

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

    While on average a flight from New York LaGuardia Airport to Region of Ontario is generally $1,031, our data shows the cheapest flight currently is $107. When looking at the most popular route, (New York LaGuardia - Toronto Pearson Intl), you can expect to pay $143 for that flight.

  • 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, January is the cheapest month in which you can book a flight from New York LaGuardia Airport to Region of Ontario (average of $243). Flying from New York LaGuardia Airport to Region of Ontario in July is currently the most expensive (average of $359). 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.
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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 2,558,603 searches. Data last updated March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$102Average$296FlexibilityNo cancel feeOn-timeN/A
Flair AirlinesCheapest$104Average$220FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$116Average$514FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$117Average$311FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$132Average$329FlexibilityNo cancel feeOn-time71%
Porter AirlinesCheapest$196Average$298FlexibilityNo cancel feeOn-time52%
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