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$80+ 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — YYZ
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
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 July 29, 2025.

Round-trip from

$193
(Kiwi.com)

One-way from

$80
(Mytrip)

Popular in

November

Cheapest in

May

Average price

$273

Good round-trip deal

$243 or less

Good one-way deal

$167 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. 13% potential increase in price ($40 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 July 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 July 29, 2025.

This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Thu 9/115:30 pmLGA - YYZ
Nonstop1h 40mPorter Airlines
Thu 9/182:50 pmYYZ - LGA
Nonstop1h 40mPorter Airlines
Deal found 7/27$193
This Flightnetwork deal was found by Cheapflights users on 7/27. 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.
Wed 9/108:45 amLGA - YTZ
1 stop6h 00mAir Canada
Wed 9/1710:25 amYTZ - LGA
1 stop6h 27mAir Canada
Deal found 7/27$197
This Mytrip deal was found by Cheapflights users on 7/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/178:45 amLGA - YYZ
1 stop4h 40mMultiple Airlines
Sat 8/237:15 amYYZ - LGA
Nonstop1h 40mMultiple Airlines
Deal found 7/27$198
This Flightnetwork deal was found by Cheapflights users on 7/29. 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.
Thu 9/47:05 amLGA - YUL
Nonstop1h 23mAir Canada
Sun 9/76:35 amYUL - LGA
Nonstop1h 27mAir Canada
Deal found 7/29$206
This Booking.com deal was found by Cheapflights users on 7/27. 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.
Thu 9/187:05 amLGA - YYZ
1 stop4h 34mAir Canada
Sun 9/217:25 pmYYZ - LGA
Nonstop1h 34mAir Canada
Deal found 7/27$211
This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Wed 9/109:55 amLGA - YUL
1 stop4h 17mPorter Airlines
Wed 9/173:10 pmYUL - LGA
1 stop5h 55mPorter Airlines
Deal found 7/27$225
This United Airlines deal was found by Cheapflights users on 7/26. 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.
Tue 8/196:00 amLGA - YYZ
1 stop11h 19mUnited Airlines
Tue 8/199:00 pmYYZ - LGA
1 stop12h 16mUnited Airlines
Deal found 7/26$238
This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/18:22 amLGA - YUL
Nonstop1h 29mAmerican Airlines
Wed 9/310:38 amYUL - LGA
Nonstop1h 28mAmerican Airlines
Deal found 7/29$245
This Trip.com deal was found by Cheapflights users on 7/27. 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 9/410:25 amLGA - YUL
1 stop4h 35mMultiple Airlines
Mon 9/810:00 amYUL - LGA
1 stop6h 30mMultiple Airlines
Deal found 7/27$246
This Delta deal was found by Cheapflights users on 7/27. 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.
Tue 8/268:30 amLGA - YUL
Nonstop1h 37mDelta
Tue 9/26:00 amYUL - LGA
Nonstop1h 31mDelta
Deal found 7/27$259
This Trip.com deal was found by Cheapflights users on 7/26. 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 8/286:15 amLGA - YOW
1 stop4h 06mPorter Airlines
Sat 8/3011:20 amYOW - LGA
1 stop5h 10mPorter Airlines
Deal found 7/26$277
This Mytrip deal was found by Cheapflights users on 7/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/48:45 amLGA - YOW
1 stop5h 06mMultiple Airlines
Sun 9/72:20 pmYOW - LGA
1 stop6h 45mMultiple Airlines
Deal found 7/28$282

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 July 29, 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

Thu 9/11

5:30 pm-7:10 pm

Nonstop1h 40m

Toronto Pearson Intl

Thu 9/18

2:50 pm-4:30 pm

Nonstop1h 40m

$193

New YorkToronto

LGA - YTZ

LGAYTZ

New York LaGuardia

Wed 9/10

8:45 am-2:45 pm

1 stop6h 00m

Toronto Island

Wed 9/17

10:25 am-4:52 pm

1 stop6h 27m

$197

New YorkToronto

LGA - YYZ

LGAYYZ

New York LaGuardia

Sun 8/17

8:45 am-1:25 pm

1 stop4h 40m

Toronto Pearson Intl

Sat 8/23

7:15 am-8:55 am

Nonstop1h 40m

$198

New YorkMontreal

LGA - YUL

LGAYUL

New York LaGuardia

Thu 9/4

7:05 am-8:28 am

Nonstop1h 23m

Montreal Pierre Elliott Trudeau Intl

Sun 9/7

6:35 am-8:02 am

Nonstop1h 27m

$206

New YorkToronto

LGA - YYZ

LGAYYZ

New York LaGuardia

Thu 9/18

7:05 am-11:39 am

1 stop4h 34m

Toronto Pearson Intl

Sun 9/21

7:25 pm-8:59 pm

Nonstop1h 34m

$211

New YorkMontreal

LGA - YUL

LGAYUL

New York LaGuardia

Wed 9/10

9:55 am-2:12 pm

1 stop4h 17m

Montreal Pierre Elliott Trudeau Intl

Wed 9/17

3:10 pm-9:05 pm

1 stop5h 55m

$225

New YorkToronto

LGA - YYZ

LGAYYZ

New York LaGuardia

Tue 8/19

8:30 pm-9:58 am

1 stop13h 28m

Toronto Pearson Intl

Wed 8/20

12:45 pm-11:43 pm

1 stop10h 58m

$238

New YorkMontreal

LGA - YUL

LGAYUL

New York LaGuardia

Thu 9/4

10:25 am-3:00 pm

1 stop4h 35m

Montreal Pierre Elliott Trudeau Intl

Mon 9/8

10:00 am-4:30 pm

1 stop6h 30m

$246

New YorkMontreal

LGA - YUL

LGAYUL

New York LaGuardia

Tue 8/26

8:30 am-10:07 am

Nonstop1h 37m

Montreal Pierre Elliott Trudeau Intl

Tue 9/2

6:00 am-7:31 am

Nonstop1h 31m

$259

New YorkOttawa

LGA - YOW

LGAYOW

New York LaGuardia

Thu 8/28

6:15 am-10:21 am

1 stop4h 06m

Ottawa

Sat 8/30

11:20 am-4:30 pm

1 stop5h 10m

$277

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/26

Showing 1-10 of 56 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 July 29, 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 July 29, 2025.

The most flights from LGA to CAON are scheduled on a Monday (53 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (26 on average).

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 July 29, 2025.
Read reviews from past customers who have flown Porter Airlines, Delta, and Air Transat from New York LaGuardia Airport to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
317 reviews

Comfort

8.0

Boarding

8.2

Overall

8.0

Entertainment

7.0

Food

7.6

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
Porter Airlines
8.0
Very good
317 reviews
Porter Airlines
8.0
Very good
317 reviews

Comfort

8.0

Boarding

8.2

Overall

8.0

Entertainment

7.0

Food

7.6

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
Delta
8.0
Very good
7,979 reviews
Porter Airlines
8.0
Very good
317 reviews

Comfort

8.0

Boarding

8.2

Overall

8.0

Entertainment

7.0

Food

7.6

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
Air Transat
7.7
Good
424 reviews
Porter Airlines
8.0
Very good
317 reviews

Comfort

8.0

Boarding

8.2

Overall

8.0

Entertainment

7.0

Food

7.6

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
United Airlines
7.4
Good
8,896 reviews
Porter Airlines
8.0
Very good
317 reviews

Comfort

8.0

Boarding

8.2

Overall

8.0

Entertainment

7.0

Food

7.6

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
American Airlines
7.2
Good
10,000 reviews
Porter Airlines
8.0
Very good
317 reviews

Comfort

8.0

Boarding

8.2

Overall

8.0

Entertainment

7.0

Food

7.6

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience

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 Porter Airlines ($80), Air Canada ($86), and Delta ($93).

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

    While some choose either New York LaGuardia - Toronto Pearson Intl or New York LaGuardia - Toronto Island, New York LaGuardia - Montreal Pierre Elliott Trudeau 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 KLM (82%), Porter Airlines (81%) or Air Transat (81%) 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 $1,060, our data shows the cheapest flight currently is $93. When looking at the most popular route, (New York LaGuardia - Montreal Pierre Elliott Trudeau Intl), you can expect to pay $228 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.

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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
Newark to Toronto Island flights
LaGuardia to Pearson Intl flights
John F Kennedy Intl to Pearson Intl flights
John F Kennedy Intl to Pierre Elliott Trudeau Intl flights
LaGuardia to Pierre Elliott Trudeau Intl flights
John F Kennedy Intl to Vancouver Intl flights
Newark to Pierre Elliott Trudeau Intl flights
Newark to Vancouver Intl flights
John F Kennedy Intl to Calgary flights
Newark to Calgary flights
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John F Kennedy Intl to Toronto Island flights
LaGuardia to Calgary flights
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LaGuardia to Toronto Island flights
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Newark to Ottawa flights
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John F Kennedy Intl to Ottawa flights
LaGuardia to Ottawa flights
LaGuardia to Abbotsford flights
John F Kennedy Intl to Edmonton flights
Newark to Edmonton flights
Stewart to Pearson Intl flights
Newark to Abbotsford flights
LaGuardia to Edmonton flights
John F Kennedy Intl to Hamilton flights
John F Kennedy Intl to Winnipeg flights
Newark to Winnipeg flights
Newark to Kelowna flights
John F Kennedy Intl to Kelowna flights
John F Kennedy Intl to Charlottetown flights
LaGuardia to Winnipeg flights
Newark to Charlottetown flights
LaGuardia to Charlottetown flights
Newark to St. John's flights
John F Kennedy Intl to St. John's flights
John F Kennedy Intl to Victoria flights
LaGuardia to St. John's flights
Newark to Sydney flights
Newark to Victoria flights
LaGuardia to Victoria flights
John F Kennedy Intl to London flights
John F Kennedy Intl to Regina flights
John F Kennedy Intl to Sydney 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$101Average$284FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$117Average$462FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$141Average$299FlexibilityNo cancel feeOn-time69%
Air TransatCheapest$169Average$264FlexibilityNo cancel feeOn-time50%
Porter AirlinesCheapest$171Average$296FlexibilityNo cancel feeOn-time52%
American AirlinesCheapest$188Average$340FlexibilityNo cancel feeOn-time71%

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