$66+ 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 11/23. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — YYZ
Jun 17 — Jun 241
1 adult, Economy
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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
Keep the following information in mind while searching for LaGuardia to Ontario flight deals. Data was last updated June 12, 2025.
Round-trip from | $167 (Flightnetwork) |
|---|---|
One-way from | $66 (Mytrip) |
Popular in | November |
Cheapest in | May |
Average price | $273 |
Good round-trip deal | $225 or less |
Good one-way deal | $107 or less |
Find 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 June 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 June 12, 2025.
This Flightnetwork deal was found by Cheapflights users on 6/10. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/57:05 amLGA - YUL
Nonstop1h 24mAir Canada
Fri 9/512:00 pmYUL - LGA
1 stop6h 05mAir Canada
Deal found 6/10![Air Canada logo]()
$167
This FlightHub deal was found by Cheapflights users on 6/12. 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.
Thu 9/119:55 amLGA - YYZ
Nonstop1h 40mPorter Airlines
Sat 9/132:50 pmYYZ - LGA
Nonstop1h 40mPorter Airlines
Deal found 6/12![Porter Airlines logo]()
$180
This Flightnetwork deal was found by Cheapflights users on 6/12. 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.
Tue 9/910:30 amLGA - YYZ
Nonstop1h 35mAir Canada
Thu 9/116:25 pmYYZ - LGA
Nonstop1h 34mAir Canada
Deal found 6/12![Air Canada logo]()
$183
This Flightnetwork deal was found by Cheapflights users on 6/11. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/268:45 amLGA - YTZ
1 stop6h 01mAir Canada
Sat 8/23:25 pmYTZ - LGA
1 stop4h 06mAir Canada
Deal found 6/11![Air Canada logo]()
$198
This Cheapflightsfares deal was found by Cheapflights users on 6/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/179:55 amLGA - YYZ
Nonstop1h 40mMultiple Airlines
Sun 10/192:50 pmYYZ - LGA
Nonstop1h 40mMultiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$217
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/237:30 amLGA - YYZ
Nonstop1h 46mDelta
Sat 10/42:40 pmYYZ - LGA
Nonstop1h 42mDelta
Deal found 6/10![Delta logo]()
$224
This Trip.com deal was found by Cheapflights users on 6/11. 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.
Sat 6/285:30 pmLGA - YUL
1 stop4h 47mPorter Airlines
Mon 6/303:10 pmYUL - LGA
1 stop5h 55mPorter Airlines
Deal found 6/11![Porter Airlines logo]()
$224
This Trip.com deal was found by Cheapflights users on 6/12. 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.
Mon 6/239:55 amLGA - YUL
1 stop7h 25mMultiple Airlines
Wed 7/23:10 pmYUL - LGA
1 stop5h 55mMultiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$245
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/196:00 amLGA - YYZ
1 stop4h 04mUnited Airlines
Sun 9/2110:05 amYYZ - LGA
1 stop13h 25mUnited Airlines
Deal found 6/11![United Airlines logo]()
$249
This Delta deal was found by Cheapflights users on 6/12. 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.
Sun 7/278:30 amLGA - YUL
Nonstop1h 37mDelta
Sun 8/36:00 amYUL - LGA
Nonstop1h 31mDelta
Deal found 6/12![Delta logo]()
$250
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/310:25 amLGA - YUL
1 stop4h 35mUnited Airlines
Tue 9/239:45 amYUL - LGA
1 stop5h 28mUnited Airlines
Deal found 6/11![United Airlines logo]()
$252
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/218:24 amLGA - YUL
Nonstop1h 30mAmerican Airlines
Sat 6/2810:35 amYUL - LGA
Nonstop1h 25mAmerican Airlines
Deal found 6/11![American Airlines logo]()
$253
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 June 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 YorkMontreal
LGA - YUL
LGAYUL
New York LaGuardia
Fri 9/5
7:05 am-8:29 am
Nonstop1h 24m
Montreal Pierre Elliott Trudeau Intl
Fri 9/5
12:00 pm-6:05 pm
1 stop6h 05m
$167
New YorkToronto
LGA - YYZ
LGAYYZ
New York LaGuardia
Thu 9/11
9:55 am-11:35 am
Nonstop1h 40m
Toronto Pearson Intl
Sat 9/13
2:50 pm-4:30 pm
Nonstop1h 40m
$180
New YorkToronto
LGA - YYZ
LGAYYZ
New York LaGuardia
Tue 9/9
10:30 am-12:05 pm
Nonstop1h 35m
Toronto Pearson Intl
Thu 9/11
6:25 pm-7:59 pm
Nonstop1h 34m
$183
New YorkToronto
LGA - YTZ
LGAYTZ
New York LaGuardia
Sat 7/26
8:45 am-2:46 pm
1 stop6h 01m
Toronto Island
Sat 8/2
3:25 pm-7:31 pm
1 stop4h 06m
$198
New YorkToronto
LGA - YYZ
LGAYYZ
New York LaGuardia
Fri 10/17
9:55 am-11:35 am
Nonstop1h 40m
Toronto Pearson Intl
Sun 10/19
2:50 pm-4:30 pm
Nonstop1h 40m
$217
New YorkToronto
LGA - YYZ
LGAYYZ
New York LaGuardia
Tue 9/23
7:30 am-9:16 am
Nonstop1h 46m
Toronto Pearson Intl
Thu 10/2
6:15 am-8:12 am
Nonstop1h 57m
$224
New YorkMontreal
LGA - YUL
LGAYUL
New York LaGuardia
Sat 6/28
5:30 pm-10:17 pm
1 stop4h 47m
Montreal Pierre Elliott Trudeau Intl
Mon 6/30
3:10 pm-9:05 pm
1 stop5h 55m
$224
New YorkMontreal
LGA - YUL
LGAYUL
New York LaGuardia
Mon 6/23
9:55 am-5:20 pm
1 stop7h 25m
Montreal Pierre Elliott Trudeau Intl
Wed 7/2
3:10 pm-9:05 pm
1 stop5h 55m
$245
New YorkToronto
LGA - YYZ
LGAYYZ
New York LaGuardia
Fri 9/19
6:00 am-10:04 am
1 stop4h 04m
Toronto Pearson Intl
Sun 9/21
10:05 am-11:30 pm
1 stop13h 25m
$249
New YorkMontreal
LGA - YUL
LGAYUL
New York LaGuardia
Sun 7/27
8:30 am-10:07 am
Nonstop1h 37m
Montreal Pierre Elliott Trudeau Intl
Sun 8/3
6:00 am-7:31 am
Nonstop1h 31m
$250
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 $243). Flying from New York LaGuardia Airport to Region of Ontario in July is currently the most expensive (average of $353). 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 June 12, 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 June 12, 2025.
The most flights from LGA to CAON are scheduled on a Thursday (51 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (25 on average).
Rainfall in Ontario by month
Plan your trip to Ontario by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Region of Ontario ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Region of Ontario when rainfall is around 2.0 in.
Temperature in Ontario by month
Plan your trip to Ontario by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).
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 June 12, 2025.
See what other customers who have flown with Porter Airlines, Delta and Air Transat from New York to Ontario have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.6
Entertainment
7.0
Overall
8.0
Boarding
8.2
Comfort
8.1
Crew
8.7
Reviews
1 / 20
4.0
OkayMary,Jun 2025
FLL - YYZ
Food
7.6
Entertainment
7.0
Overall
8.0
Boarding
8.2
Comfort
8.1
Crew
8.7
Reviews
1 / 20
4.0
OkayMary,Jun 2025
FLL - YYZ
Food
7.6
Entertainment
7.0
Overall
8.0
Boarding
8.2
Comfort
8.1
Crew
8.7
Reviews
1 / 20
4.0
OkayMary,Jun 2025
FLL - YYZ
Food
7.6
Entertainment
7.0
Overall
8.0
Boarding
8.2
Comfort
8.1
Crew
8.7
Reviews
1 / 20
4.0
OkayMary,Jun 2025
FLL - YYZ
Food
7.6
Entertainment
7.0
Overall
8.0
Boarding
8.2
Comfort
8.1
Crew
8.7
Reviews
1 / 20
4.0
OkayMary,Jun 2025
FLL - YYZ
Food
7.6
Entertainment
7.0
Overall
8.0
Boarding
8.2
Comfort
8.1
Crew
8.7
Reviews
1 / 20
4.0
OkayMary,Jun 2025
FLL - 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 June 12, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$101 | Average$285 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$104 | Average$220 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$117 | Average$476 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$142 | Average$306 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$157 | Average$284 | FlexibilityNo cancel fee | On-time52% | |
| Cheapest$167 | Average$331 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$169 | Average$239 | FlexibilityNo cancel fee | On-time50% |