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$90+ 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 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — YYZ
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
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 septiembre 11, 2025.

Round-trip from

$185
(Kiwi.com)

One-way from

$90
(Mytrip)

Popular in

November

Cheapest in

May

Average price

$253

Good round-trip deal

$254 or less

Good one-way deal

$182 or less
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. 12% potential increase in price ($38 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 September 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 septiembre 11, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
vie. 11/216:15 amLGA - YYZ
Nonstop1h 40mPorter Airlines
mar. 11/257:45 pmYYZ - LGA
Nonstop1h 40mPorter Airlines
Deal found 9/10$185
This Trip.com deal was found by Cheapflights users on 9/11. 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.
dom. 10/266:05 amLGA - YYZ
1 stop4h 44mAir Canada
dom. 11/22:00 pmYYZ - LGA
Nonstop1h 38mAir Canada
Deal found 9/11$187
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
sáb. 10/45:30 pmLGA - YYZ
Nonstop1h 40mPorter Airlines
dom. 10/57:15 amYYZ - LGA
Nonstop1h 40mPorter Airlines
Deal found 9/9$188
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
sáb. 10/49:55 amLGA - YYZ
Nonstop1h 40mPorter Airlines
mar. 10/147:15 amYYZ - LGA
Nonstop1h 40mPorter Airlines
Deal found 9/9$189
This Trip.com deal was found by Cheapflights users on 9/10. 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.
jue. 10/210:30 amLGA - YYZ
Nonstop1h 35mAir Canada
dom. 10/57:50 amYYZ - LGA
Nonstop1h 34mAir Canada
Deal found 9/10$190
This Trip.com deal was found by Cheapflights users on 9/9. 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.
dom. 10/199:55 amLGA - YYZ
Nonstop1h 40mPorter Airlines
jue. 10/237:15 amYYZ - LGA
Nonstop1h 40mPorter Airlines
Deal found 9/9$191
This FlightHub deal was found by Cheapflights users on 9/9. 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.
mié. 10/15:30 pmLGA - YYZ
Nonstop1h 40mPorter Airlines
mié. 10/86:15 pmYYZ - LGA
Nonstop1h 40mPorter Airlines
Deal found 9/9$194
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
jue. 10/29:55 amLGA - YYZ
Nonstop1h 40mPorter Airlines
dom. 10/57:15 amYYZ - LGA
Nonstop1h 40mPorter Airlines
Deal found 9/10$195
This Jettzy deal was found by Cheapflights users on 9/10. 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 Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/252:20 pmLGA - YYZ
Nonstop1h 35mAir Canada
sáb. 11/15:25 pmYYZ - LGA
Nonstop1h 38mAir Canada
Deal found 9/10$199
This FlightHub deal was found by Cheapflights users on 9/9. 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.
mar. 10/78:55 pmLGA - YYZ
Nonstop1h 40mPorter Airlines
mié. 10/156:15 pmYYZ - LGA
Nonstop1h 40mPorter Airlines
Deal found 9/9$200
This Trip.com deal was found by Cheapflights users on 9/10. 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.
vie. 10/38:55 pmLGA - YYZ
Nonstop1h 40mPorter Airlines
dom. 10/57:15 amYYZ - LGA
Nonstop1h 40mPorter Airlines
Deal found 9/10$201
This FlightHub deal was found by Cheapflights users on 9/9. 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.
lun. 10/69:55 amLGA - YYZ
Nonstop1h 40mPorter Airlines
jue. 10/162:50 pmYYZ - LGA
Nonstop1h 40mPorter Airlines
Deal found 9/9$203

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 septiembre 11, 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

mar. 10/21

8:45 am-2:45 pm

1 stop6h 00m

Toronto Island

mié. 10/29

7:10 am-12:23 pm

1 stop5h 13m

$216

New YorkToronto

LGA - YTZ

LGAYTZ

New York LaGuardia

mié. 12/3

1:05 pm-5:55 pm

1 stop4h 50m

Toronto Island

dom. 12/7

8:30 am-12:23 pm

1 stop3h 53m

$218

New YorkToronto

LGA - YYZ

LGAYYZ

New York LaGuardia

jue. 10/30

11:55 am-1:40 pm

Nonstop1h 45m

Toronto Pearson Intl

dom. 11/2

5:04 am-6:57 am

Nonstop1h 53m

$228

New YorkToronto

LGA - YYZ

LGAYYZ

New York LaGuardia

jue. 10/9

9:55 am-11:35 am

Nonstop1h 40m

Toronto Pearson Intl

dom. 10/19

7:15 am-8:55 am

Nonstop1h 40m

$229

New YorkToronto

LGA - YTZ

LGAYTZ

New York LaGuardia

sáb. 10/25

10:15 am-2:45 pm

1 stop4h 30m

Toronto Island

lun. 10/27

12:30 pm-4:52 pm

1 stop4h 22m

$231

New YorkToronto

LGA - YTZ

LGAYTZ

New York LaGuardia

vie. 10/24

7:05 am-11:45 am

1 stop4h 40m

Toronto Island

vie. 10/31

10:30 am-4:52 pm

1 stop6h 22m

$231

New YorkToronto

LGA - YTZ

LGAYTZ

New York LaGuardia

vie. 11/21

1:05 pm-5:55 pm

1 stop4h 50m

Toronto Island

mar. 11/25

7:10 am-12:23 pm

1 stop5h 13m

$231

New YorkToronto

LGA - YTZ

LGAYTZ

New York LaGuardia

jue. 10/2

7:05 am-11:45 am

1 stop4h 40m

Toronto Island

sáb. 10/4

12:25 pm-4:52 pm

1 stop4h 27m

$231

New YorkToronto

LGA - YTZ

LGAYTZ

New York LaGuardia

vie. 11/14

6:05 am-11:55 am

1 stop5h 50m

Toronto Island

lun. 11/17

12:30 pm-4:59 pm

1 stop4h 29m

$231

New YorkToronto

LGA - YTZ

LGAYTZ

New York LaGuardia

mar. 10/21

7:05 am-11:45 am

1 stop4h 40m

Toronto Island

jue. 10/23

10:20 am-6:30 pm

2 stops8h 10m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

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 August is currently the most expensive (average of $348). 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 septiembre 11, 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 septiembre 11, 2025.

The most flights from LGA to CAON are scheduled on a Thursday (53 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (32 on average).

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

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 septiembre 11, 2025.
Read reviews from past customers who have flown Delta, Porter Airlines, and United Airlines from New York LaGuardia Airport to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

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
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

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
363 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

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
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

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.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

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 Canada
7.1
Good
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

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.

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

    A quick flight from New York LaGuardia Airport to Region of Ontario can take about 1h 40m. Air Canada provides one of the quickest options available for as low as $229. New York LaGuardia Airport and Region of Ontario are separated by a distance of 356 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 United Airlines ($99), Delta ($99), and Porter Airlines ($100).

  • 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 Porter Airlines (81%), Air Transat (81%) or KLM (79%) 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 $628, our data shows the cheapest flight currently is $101. When looking at the most popular route, (New York LaGuardia - Toronto Pearson Intl), you can expect to pay $182 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 August is currently the most expensive (average of $348). 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 Toronto Island flights
LaGuardia to Pearson Intl flights
Newark to Pearson Intl flights
John F Kennedy Intl to Pearson Intl flights
John F Kennedy Intl to Pierre Elliott Trudeau Intl flights
Newark to Pierre Elliott Trudeau Intl flights
LaGuardia to Pierre Elliott Trudeau Intl flights
John F Kennedy Intl to Vancouver Intl flights
Newark to Vancouver Intl flights
LaGuardia to Vancouver Intl flights
John F Kennedy Intl to Calgary flights
Newark to Calgary flights
John F Kennedy Intl to Toronto Island flights
Newark to Québec City flights
John F Kennedy Intl to Abbotsford flights
Newark to Halifax flights
John F Kennedy Intl to Québec City flights
LaGuardia to Calgary flights
LaGuardia to Halifax flights
John F Kennedy Intl to Ottawa flights
Newark to Ottawa flights
LaGuardia to Toronto Island flights
John F Kennedy Intl to Halifax flights
LaGuardia to Québec City flights
LaGuardia to Ottawa flights
John F Kennedy Intl to Edmonton flights
Newark to Edmonton flights
LaGuardia to Edmonton flights
LaGuardia to Abbotsford flights
John F Kennedy Intl to Hamilton flights
Newark to Abbotsford flights
John F Kennedy Intl to Kelowna flights
Newark to Kelowna flights
LaGuardia to Kelowna flights
John F Kennedy Intl to Winnipeg flights
Newark to Winnipeg flights
LaGuardia to Winnipeg flights
John F Kennedy Intl to Regina flights
John F Kennedy Intl to Yellowknife flights
Newark to Victoria flights
John F Kennedy Intl to St. John's flights
Newark to Hamilton flights
Newark to St. John's flights
Newark to Yellowknife flights
John F Kennedy Intl to Victoria flights
LaGuardia to Yellowknife flights
Newark to Charlottetown flights
John F Kennedy Intl to Prince George flights
LaGuardia to Regina flights
LaGuardia 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 2,558,603 searches. Data last updated septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$100Average$277FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$118Average$456FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$170Average$293FlexibilityNo cancel feeOn-time69%
Porter AirlinesCheapest$172Average$299FlexibilityNo cancel feeOn-time52%
Air TransatCheapest$206Average$266FlexibilityNo cancel feeOn-time50%
American AirlinesCheapest$217Average$353FlexibilityNo cancel feeOn-time71%

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