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$87+ 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 5/28. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — YYZ
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
1 adult, Economy
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Cheap 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 10, 2026.

This Mytrip deal was found by Cheapflights users on 3/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/26:30 am
LGA
-
YYZ
2 stops6h 35m
Air Canada
Mon 4/65:25 pm
YYZ
-
LGA
Nonstop1h 36m
Air Canada
Deal found 3/9$172
This Booking.com deal was found by Cheapflights users on 3/5. 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.
Sat 4/47:55 am
LGA
-
YTZ
Nonstop1h 39m
Air Canada
Sun 4/57:25 am
YTZ
-
LGA
Nonstop1h 21m
Air Canada
Deal found 3/5$174
This Flightnetwork deal was found by Cheapflights users on 3/5. 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.
Sun 4/1910:00 am
LGA
-
YTZ
Nonstop1h 39m
Air Canada
Sun 4/265:30 pm
YTZ
-
LGA
1 stop4h 00m
Air Canada
Deal found 3/5$175
This Mytrip deal was found by Cheapflights users on 3/5. 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.
Fri 3/275:55 pm
LGA
-
YYZ
Nonstop1h 40m
Multiple Airlines
Mon 3/308:55 pm
YYZ
-
LGA
Nonstop1h 36m
Multiple Airlines
Deal found 3/5$176
This Kiwi.com deal was found by Cheapflights users on 3/5. 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.
Sat 4/49:55 am
LGA
-
YYZ
Nonstop1h 40m
Porter Airlines
Wed 4/87:20 am
YYZ
-
LGA
Nonstop1h 35m
Porter Airlines
Deal found 3/5$177
This Kiwi.com deal was found by Cheapflights users on 3/5. 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.
Fri 3/275:55 pm
LGA
-
YYZ
Nonstop1h 40m
Porter Airlines
Wed 4/15:20 pm
YYZ
-
LGA
Nonstop1h 35m
Porter Airlines
Deal found 3/5$178
This Mytrip deal was found by Cheapflights users on 3/6. 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.
Mon 4/207:55 am
LGA
-
YTZ
Nonstop1h 39m
Air Canada
Mon 4/275:30 pm
YTZ
-
LGA
1 stop4h 00m
Air Canada
Deal found 3/6$178
This Kiwi.com deal was found by Cheapflights users on 3/5. 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.
Fri 4/35:55 pm
LGA
-
YYZ
Nonstop1h 40m
Porter Airlines
Wed 4/87:20 am
YYZ
-
LGA
Nonstop1h 35m
Porter Airlines
Deal found 3/5$179
This Trip.com deal was found by Cheapflights users on 3/6. 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.
Sat 4/45:55 pm
LGA
-
YYZ
Nonstop1h 40m
Porter Airlines
Sat 4/113:20 pm
YYZ
-
LGA
Nonstop1h 35m
Porter Airlines
Deal found 3/6$180
This Mytrip deal was found by Cheapflights users on 3/5. 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 4/196:35 am
LGA
-
YYZ
Nonstop1h 34m
Air Canada
Sun 4/266:15 am
YYZ
-
LGA
Nonstop1h 36m
Air Canada
Deal found 3/5$182
This Mytrip deal was found by Cheapflights users on 3/5. 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.
Fri 3/279:00 pm
LGA
-
YYZ
Nonstop1h 40m
Porter Airlines
Sun 3/293:15 pm
YYZ
-
LGA
Nonstop1h 40m
Porter Airlines
Deal found 3/5$183
This Trip.com deal was found by Cheapflights users on 3/5. 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 4/19:55 am
LGA
-
YYZ
Nonstop1h 40m
Porter Airlines
Fri 4/33:20 pm
YYZ
-
LGA
Nonstop1h 35m
Porter Airlines
Deal found 3/5$184

Find 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 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$172
(Mytrip)

One-way from

$87
(iWofly)

Popular in

December

Cheapest in

May

Average price

$257

Good round-trip deal

$194 or less

Good one-way deal

$101 or less
Provider with most accurate pricing for New York (NYC)-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-Toronto (YTO) flights.
Search Deals
From New York LaGuardia to Ontario
Search Deals
One-way flight from New York LaGuardia to Ontario
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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 2,558,603 searches. Data last updated March 10, 2026.
Use the filters below to find and compare flights from New York LaGuardia Airport to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New YorkToronto

LGA - YTZ

LGAYTZ

New York LaGuardia

Thu 4/2

7:55 am-9:34 am

Nonstop1h 39m

Toronto Island

Sun 4/5

7:25 am-8:46 am

Nonstop1h 21m

$191

New YorkToronto

LGA - YTZ

LGAYTZ

New York LaGuardia

Wed 4/22

10:00 am-11:39 am

Nonstop1h 39m

Toronto Island

Wed 4/29

7:25 am-8:46 am

Nonstop1h 21m

$193

New YorkToronto

LGA - YTZ

LGAYTZ

New York LaGuardia

Sun 4/19

6:30 am-11:52 am

1 stop5h 22m

Toronto Island

Sun 4/19

2:20 pm-3:41 pm

Nonstop1h 21m

$195

New YorkToronto

LGA - YTZ

LGAYTZ

New York LaGuardia

Thu 4/30

1:00 pm-2:39 pm

Nonstop1h 39m

Toronto Island

Fri 5/1

2:20 pm-3:41 pm

Nonstop1h 21m

$207

New YorkToronto

LGA - YTZ

LGAYTZ

New York LaGuardia

Fri 4/10

6:30 am-11:52 am

1 stop5h 22m

Toronto Island

Sun 4/12

2:20 pm-3:41 pm

Nonstop1h 21m

$212

New YorkToronto

LGA - YTZ

LGAYTZ

New York LaGuardia

Mon 6/15

6:30 pm-8:09 pm

Nonstop1h 39m

Toronto Island

Mon 6/22

6:10 pm-7:31 pm

Nonstop1h 21m

$226

New YorkToronto

LGA - YTZ

LGAYTZ

New York LaGuardia

Fri 5/8

7:55 am-9:34 am

Nonstop1h 39m

Toronto Island

Wed 5/13

11:00 am-12:21 pm

Nonstop1h 21m

$226

New YorkToronto

LGA - YTZ

LGAYTZ

New York LaGuardia

Tue 4/7

1:00 pm-2:39 pm

Nonstop1h 39m

Toronto Island

Wed 4/8

6:10 pm-7:31 pm

Nonstop1h 21m

$226

New YorkToronto

LGA - YTZ

LGAYTZ

New York LaGuardia

Wed 4/1

6:30 pm-8:09 pm

Nonstop1h 39m

Toronto Island

Sat 4/4

6:10 pm-7:31 pm

Nonstop1h 21m

$226

New YorkToronto

LGA - YYZ

LGAYYZ

New York LaGuardia

Sun 3/29

7:44 am-9:28 am

Nonstop1h 44m

Toronto Pearson Intl

Tue 3/31

2:26 pm-4:04 pm

Nonstop1h 38m

$235

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/6

Showing 1-10 of 60 resultsSorted by cheapest first
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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, September is the cheapest month in which you can book a flight from New York LaGuardia Airport to Region of Ontario (average of $105). Flying from New York LaGuardia Airport to Region of Ontario in February is currently the most expensive (average of $191). 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 10, 2026.

It’s optimal to fly from New York LaGuardia Airport to Region of Ontario in the morning. By choosing this option you can save up to 24% on the cost of your flight, compared to a flight in the evening.

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 February 21, 2026.

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

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 10, 2026.

The most flights from LGA to CAON are scheduled on a Tuesday (45 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (21 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 March 10, 2026.
Read reviews from past customers who have flown Porter Airlines,Delta, andUnited 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.
Porter Airlines
8.0
Very good
423 reviews

Crew

8.6

Boarding

8.2

Comfort

8.0

Food

7.6

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Porter Airlines
8.0
Very good
423 reviews
Porter Airlines
8.0
Very good
423 reviews

Crew

8.6

Boarding

8.2

Comfort

8.0

Food

7.6

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Delta
7.9
Good
8,276 reviews
Porter Airlines
8.0
Very good
423 reviews

Crew

8.6

Boarding

8.2

Comfort

8.0

Food

7.6

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
United Airlines
7.4
Good
9,409 reviews
Porter Airlines
8.0
Very good
423 reviews

Crew

8.6

Boarding

8.2

Comfort

8.0

Food

7.6

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
American Airlines
7.1
Good
11,414 reviews
Porter Airlines
8.0
Very good
423 reviews

Crew

8.6

Boarding

8.2

Comfort

8.0

Food

7.6

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Air Canada
7.1
Good
10,800 reviews
Porter Airlines
8.0
Very good
423 reviews

Crew

8.6

Boarding

8.2

Comfort

8.0

Food

7.6

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.

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 39m. Air Canada provides one of the quickest options available for as low as $191. New York LaGuardia Airport and Region of Ontario are separated by a distance of 344 mi. Generally, flights for this route are nonstop.

  • 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 ($73), United Airlines ($80), and Delta ($80).

  • 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 KLM (91%), WestJet (75%) or Delta (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 $1,220, 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 $186 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, September is the cheapest month in which you can book a flight from New York LaGuardia Airport to Region of Ontario (average of $105). Flying from New York LaGuardia Airport to Region of Ontario in February is currently the most expensive (average of $191). 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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Top 7 airlines flying from LaGuardia to Ontario

Discover the top 7 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 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$96Average$265FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$117Average$374FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$144Average$264FlexibilityNo cancel feeOn-time69%
Porter AirlinesCheapest$165Average$297FlexibilityNo cancel feeOn-time52%
Air TransatCheapest$169Average$279FlexibilityNo cancel feeOn-time50%
WestJetCheapest$194Average$338FlexibilityNo cancel feeOn-time60%
American AirlinesCheapest$226Average$346FlexibilityNo cancel feeOn-time71%

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