$107+ 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 1/5. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — YYZ
Jan 11 — Jan 181
1 adult, Economy
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Cheapest flights from LaGuardia to OntarioExplore 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 December 12, 2025.
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 December 12, 2025.
This Kiwi.com deal was found by Cheapflights users on 12/10. 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.
Wed 12/316:15 amLGA - YYZ
Nonstop1h 40mPorter Airlines
Wed 1/143:15 pmYYZ - LGA
Nonstop1h 40mPorter Airlines
Deal found 12/10![Porter Airlines logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 12/9. 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.
Wed 12/315:55 pmLGA - YYZ
Nonstop1h 40mPorter Airlines
Thu 1/17:45 pmYYZ - LGA
Nonstop1h 40mPorter Airlines
Deal found 12/9![Porter Airlines logo]()
$230
This deal was found by Cheapflights users on 12/11. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/159:55 amLGA - YYZ
Nonstop1h 40mPorter Airlines
Tue 12/167:15 amYYZ - LGA
Nonstop1h 40mPorter Airlines
Deal found 12/11![Porter Airlines logo]()
$231
This Kiwi.com deal was found by Cheapflights users on 12/10. 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.
Wed 12/316:15 amLGA - YYZ
Nonstop1h 40mPorter Airlines
Sun 1/116:20 pmYYZ - LGA
Nonstop1h 40mPorter Airlines
Deal found 12/10![Porter Airlines logo]()
$234
This Mytrip deal was found by Cheapflights users on 12/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/319:55 amLGA - YYZ
Nonstop1h 40mMultiple Airlines
Sun 1/1112:15 pmYYZ - LGA
3 stops35h 33mMultiple Airlines
Deal found 12/10![Multiple Airlines logo]()
$252
This Mytrip deal was found by Cheapflights users on 12/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:55 pmLGA - YOW
1 stop6h 46mMultiple Airlines
Fri 1/94:20 pmYOW - LGA
3 stops27h 20mMultiple Airlines
Deal found 12/10![Multiple Airlines logo]()
$262
This Air Canada deal was found by Cheapflights users on 12/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/298:50 amLGA - YYZ
Nonstop1h 43mAir Canada
Mon 1/512:50 pmYYZ - LGA
Nonstop1h 38mAir Canada
Deal found 12/11![Air Canada logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 12/9. 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.
Tue 12/306:15 amLGA - YYZ
Nonstop1h 40mPorter Airlines
Fri 1/27:15 amYYZ - LGA
Nonstop1h 40mPorter Airlines
Deal found 12/9![Porter Airlines logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 12/9. 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.
Wed 12/316:15 amLGA - YYZ
Nonstop1h 40mPorter Airlines
Sun 1/47:15 amYYZ - LGA
Nonstop1h 40mPorter Airlines
Deal found 12/9![Porter Airlines logo]()
$267
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:29 pmLGA - YYZ
1 stop4h 17mUnited Airlines
Wed 1/149:00 amYYZ - LGA
1 stop5h 18mUnited Airlines
Deal found 12/10![United Airlines logo]()
$276
This deal was found by Cheapflights users on 12/11. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/157:45 amLGA - YYZ
1 stop4h 11mAmerican Airlines
Tue 12/161:47 pmYYZ - LGA
Nonstop1h 43mAmerican Airlines
Deal found 12/11![American Airlines logo]()
$277
This Air Canada deal was found by Cheapflights users on 12/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:50 pmLGA - YYZ
Nonstop1h 43mAir Canada
Wed 1/146:15 amYYZ - LGA
1 stop5h 43mAir Canada
Deal found 12/10![Air Canada logo]()
$282
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 December 12, 2025.
Most accurate provider | Mytrip 3 stars |
|---|---|
Most trusted provider | Mytrip 3 stars |
Round-trip from | $195 (Trip.com) |
One-way from | $107 (Delta) |
Popular in | November |
Cheapest in | May |
Average price | $328 |
Good round-trip deal | $322 or less |
Good one-way deal | $191 or less |
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 December 12, 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
Tue 1/6
12:40 pm-5:55 pm
1 stop5h 15m
Toronto Island
Thu 1/8
10:30 am-4:57 pm
1 stop6h 27m
$209
New YorkToronto
LGA - YTZ
LGAYTZ
New York LaGuardia
Thu 1/8
12:40 pm-5:55 pm
1 stop5h 15m
Toronto Island
Sun 1/11
5:30 pm-9:33 pm
1 stop4h 03m
$211
New YorkToronto
LGA - YTZ
LGAYTZ
New York LaGuardia
Sun 1/25
6:05 am-11:55 am
1 stop5h 50m
Toronto Island
Sun 2/1
7:00 am-11:58 am
1 stop4h 58m
$214
New YorkToronto
LGA - YTZ
LGAYTZ
New York LaGuardia
Sat 1/24
10:35 am-6:13 pm
2 stops7h 38m
Toronto Island
Sat 1/31
12:30 pm-4:57 pm
1 stop4h 27m
$223
New YorkToronto
LGA - YTZ
LGAYTZ
New York LaGuardia
Fri 1/9
6:05 am-11:55 am
1 stop5h 50m
Toronto Island
Sun 1/11
5:30 pm-9:33 pm
1 stop4h 03m
$232
New YorkToronto
LGA - YTZ
LGAYTZ
New York LaGuardia
Mon 1/26
10:35 am-2:55 pm
1 stop4h 20m
Toronto Island
Mon 2/2
5:30 pm-9:33 pm
1 stop4h 03m
$232
New YorkToronto
LGA - YYZ
LGAYYZ
New York LaGuardia
Thu 1/8
6:34 pm-8:26 pm
Nonstop1h 52m
Toronto Pearson Intl
Sun 1/11
7:50 am-9:48 am
Nonstop1h 58m
$239
New YorkToronto
LGA - YYZ
LGAYYZ
New York LaGuardia
Thu 1/15
3:55 pm-5:53 pm
Nonstop1h 58m
Toronto Pearson Intl
Sun 1/18
7:50 am-9:48 am
Nonstop1h 58m
$239
New YorkToronto
LGA - YYZ
LGAYYZ
New York LaGuardia
Tue 2/17
8:57 pm-10:51 pm
Nonstop1h 54m
Toronto Pearson Intl
Thu 2/26
5:10 pm-6:58 pm
Nonstop1h 48m
$239
New YorkToronto
LGA - YYZ
LGAYYZ
New York LaGuardia
Fri 1/16
4:59 pm-10:41 pm
1 stop5h 42m
Toronto Pearson Intl
Mon 1/19
6:06 am-8:00 am
Nonstop1h 54m
$248
Showing 1-10 of 60 results
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 $101). Flying from New York LaGuardia Airport to Region of Ontario in October is currently the most expensive (average of $184). 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 December 12, 2025.
It’s optimal to fly from New York LaGuardia Airport to Region of Ontario in the evening. By choosing this option you can save up to 29% on the cost of your flight, compared to a flight at noon.
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 December 16, 2024.
Travelers seeking maximum savings on their New York LaGuardia Airport to Region of Ontario flight should consider departing on Thursday at noon 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 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 December 12, 2025.
The most flights from LGA to CAON are scheduled on a Wednesday (44 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (21 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 December 12, 2025.
Read reviews from past customers who have flown Porter Airlines, Delta, 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.
Overall
8.0
Boarding
8.2
Comfort
8.0
Entertainment
7.0
Food
7.6
Crew
8.6
Reviews
1 / 20
8.0
ExcellentMohameed,Nov 2025
LAS - YYZ
Overall
8.0
Boarding
8.2
Comfort
8.0
Entertainment
7.0
Food
7.6
Crew
8.6
Reviews
1 / 20
8.0
ExcellentMohameed,Nov 2025
LAS - YYZ
Overall
8.0
Boarding
8.2
Comfort
8.0
Entertainment
7.0
Food
7.6
Crew
8.6
Reviews
1 / 20
8.0
ExcellentMohameed,Nov 2025
LAS - YYZ
Overall
8.0
Boarding
8.2
Comfort
8.0
Entertainment
7.0
Food
7.6
Crew
8.6
Reviews
1 / 20
8.0
ExcellentMohameed,Nov 2025
LAS - YYZ
Overall
8.0
Boarding
8.2
Comfort
8.0
Entertainment
7.0
Food
7.6
Crew
8.6
Reviews
1 / 20
8.0
ExcellentMohameed,Nov 2025
LAS - YYZ
Overall
8.0
Boarding
8.2
Comfort
8.0
Entertainment
7.0
Food
7.6
Crew
8.6
Reviews
1 / 20
8.0
ExcellentMohameed,Nov 2025
LAS - YYZ
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.
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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.
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 December 12, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$101 | Average$266 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$119 | Average$449 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$169 | Average$265 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$172 | Average$304 | FlexibilityNo cancel fee | On-time52% | |
| Cheapest$218 | Average$284 | FlexibilityNo cancel fee | On-time50% | |
| Cheapest$224 | Average$354 | FlexibilityNo cancel fee | On-time71% |