$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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from LaGuardia to Ontario with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from LaGuardia to Ontario
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 January 27, 2026.
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 January 27, 2026.
This Booking.com deal was found by Cheapflights users on 1/27. 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.
This Gotogate deal was found by Cheapflights users on 1/27. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Air Canada deal was found by Cheapflights users on 1/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Gotogate deal was found by Cheapflights users on 1/27. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Mytrip deal was found by Cheapflights users on 1/27. 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.
This Air Canada deal was found by Cheapflights users on 1/26. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Air Canada deal was found by Cheapflights users on 1/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This deal was found by Cheapflights users on 1/26. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Booking.com deal was found by Cheapflights users on 1/26. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Mytrip deal was found by Cheapflights users on 1/26. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 1/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Mytrip deal was found by Cheapflights users on 1/26. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
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 January 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $179 (Booking.com) |
One-way from | $90 (Air Canada) |
Popular in | December |
Cheapest in | May |
Average price | $279 |
Good round-trip deal | $221 or less |
Good one-way deal | $102 or less |
Cheapflights Fare Finder
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
New YorkToronto
LGA - YTZ
LGAYTZ
New York LaGuardia
Thu 4/2
6:30 pm-8:09 pm
Nonstop1h 39m
Toronto Island
Mon 4/6
7:25 am-8:46 am
Nonstop1h 21m
New YorkToronto
LGA - YTZ
LGAYTZ
New York LaGuardia
Fri 4/24
7:55 am-9:34 am
Nonstop1h 39m
Toronto Island
Tue 4/28
2:20 pm-3:41 pm
Nonstop1h 21m
New YorkToronto
LGA - YTZ
LGAYTZ
New York LaGuardia
Sat 4/25
7:20 am-11:52 am
1 stop4h 32m
Toronto Island
Sat 5/23
5:30 pm-9:26 pm
1 stop3h 56m
New YorkToronto
LGA - YTZ
LGAYTZ
New York LaGuardia
Thu 3/12
6:05 am-11:55 am
1 stop5h 50m
Toronto Island
Thu 3/19
7:00 am-11:57 am
1 stop4h 57m
New YorkMontreal
LGA - YUL
LGAYUL
New York LaGuardia
Tue 4/7
9:15 pm-10:40 am
1 stop13h 25m
Montreal Pierre Elliott Trudeau Intl
Wed 4/8
2:20 pm-11:30 pm
1 stop9h 10m
New YorkMontreal
LGA - YUL
LGAYUL
New York LaGuardia
Mon 4/13
9:15 pm-10:40 am
1 stop13h 25m
Montreal Pierre Elliott Trudeau Intl
Tue 4/14
2:20 pm-11:30 pm
1 stop9h 10m
New YorkMontreal
LGA - YUL
LGAYUL
New York LaGuardia
Wed 4/8
9:15 pm-10:40 am
1 stop13h 25m
Montreal Pierre Elliott Trudeau Intl
Thu 4/9
2:20 pm-6:44 pm
1 stop4h 24m
New YorkMontreal
LGA - YUL
LGAYUL
New York LaGuardia
Wed 3/25
12:40 pm-2:11 pm
Nonstop1h 31m
Montreal Pierre Elliott Trudeau Intl
Thu 3/26
10:25 am-11:57 am
Nonstop1h 32m
New YorkMontreal
LGA - YUL
LGAYUL
New York LaGuardia
Sat 4/11
7:20 am-8:48 am
Nonstop1h 28m
Montreal Pierre Elliott Trudeau Intl
Mon 4/13
6:45 am-8:13 am
Nonstop1h 28m
New YorkMontreal
LGA - YUL
LGAYUL
New York LaGuardia
Sun 4/12
7:20 am-8:48 am
Nonstop1h 28m
Montreal Pierre Elliott Trudeau Intl
Tue 4/14
6:05 pm-7:31 pm
Nonstop1h 26m
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.
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 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 January 27, 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 32% on the cost of your flight, compared to a flight in the afternoon.
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 January 24, 2026.
Travelers seeking maximum savings on their New York LaGuardia Airport to Region of Ontario flight should consider departing on Friday mornings 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 January 27, 2026.
The most flights from LGA to CAON are scheduled on a Friday (44 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (28 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 January 27, 2026.
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.
Food
Boarding
Overall
Comfort
Crew
Entertainment
Reviews
Mohameed,Nov 2025
LAS - YYZ
Food
Boarding
Overall
Comfort
Crew
Entertainment
Reviews
Mohameed,Nov 2025
LAS - YYZ
Food
Boarding
Overall
Comfort
Crew
Entertainment
Reviews
Mohameed,Nov 2025
LAS - YYZ
Food
Boarding
Overall
Comfort
Crew
Entertainment
Reviews
Mohameed,Nov 2025
LAS - YYZ
Food
Boarding
Overall
Comfort
Crew
Entertainment
Reviews
Mohameed,Nov 2025
LAS - YYZ
Food
Boarding
Overall
Comfort
Crew
Entertainment
Reviews
Mohameed,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 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 January 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$96 | Average$262 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$111 | Average$447 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$149 | Average$263 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$165 | Average$304 | FlexibilityNo cancel fee | On-time52% | |
| Cheapest$169 | Average$279 | FlexibilityNo cancel fee | On-time50% | |
| Cheapest$194 | Average$338 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$225 | Average$350 | FlexibilityNo cancel fee | On-time71% |