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Ontario

$152+ Cheap flights from Canada to Ontario (ONT)

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 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ONT
Jun 15 — Jun 221
Mon 6/15
Mon 6/22
1 adult, Economy
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Cheap flight deals from Canada to Ontario

Cheapest flights from Canada to Ontario
Explore the most affordable flight options available from Canada to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 16, 2026.

This Delta deal was found by Cheapflights users on 5/12. 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.
Tue 10/275:15 pm
YVR
-
ONT
1 stop5h 28m
Delta
Fri 10/307:00 am
ONT
-
YVR
1 stop7h 40m
Delta
Deal found 5/12$264
This Delta deal was found by Cheapflights users on 5/12. 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.
Wed 7/156:15 am
YVR
-
ONT
1 stop5h 02m
Delta
Mon 7/206:01 pm
ONT
-
YVR
1 stop4h 57m
Delta
Deal found 5/12$265
This United Airlines deal was found by Cheapflights users on 5/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/97:00 am
YVR
-
ONT
1 stop15h 37m
United Airlines
Tue 6/165:00 am
ONT
-
YVR
1 stop13h 18m
United Airlines
Deal found 5/12$288
This United Airlines deal was found by Cheapflights users on 5/13. 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 7/227:00 am
YVR
-
ONT
1 stop5h 12m
United Airlines
Sat 8/11:50 pm
ONT
-
YVR
1 stop9h 32m
United Airlines
Deal found 5/13$295
This United Airlines deal was found by Cheapflights users on 5/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/167:00 am
YVR
-
ONT
1 stop5h 12m
United Airlines
Sat 7/181:50 pm
ONT
-
YVR
1 stop7h 09m
United Airlines
Deal found 5/12$296
This Delta deal was found by Cheapflights users on 5/14. 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.
Fri 7/106:45 am
YVR
-
ONT
1 stop5h 25m
Delta
Mon 7/206:01 pm
ONT
-
YVR
1 stop4h 57m
Delta
Deal found 5/14$300
This Delta deal was found by Cheapflights users on 5/15. 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.
Wed 8/266:15 am
YVR
-
ONT
1 stop5h 04m
Delta
Sun 8/306:01 pm
ONT
-
YVR
1 stop4h 58m
Delta
Deal found 5/15$302
This Delta deal was found by Cheapflights users on 5/13. 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.
Thu 7/96:15 am
YVR
-
ONT
1 stop5h 02m
Delta
Tue 7/146:01 pm
ONT
-
YVR
1 stop4h 57m
Delta
Deal found 5/13$303
This oojo deal was found by Cheapflights users on 5/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2911:45 am
YVR
-
ONT
2 stops10h 49m
WestJet
Wed 6/36:45 am
ONT
-
YVR
2 stops10h 55m
WestJet
Deal found 5/15$305
This oojo deal was found by Cheapflights users on 5/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/285:00 am
YVR
-
ONT
2 stops12h 21m
WestJet
Thu 7/306:20 am
ONT
-
YVR
2 stops10h 30m
WestJet
Deal found 5/14$306
This oojo deal was found by Cheapflights users on 5/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/281:45 pm
YVR
-
ONT
2 stops8h 49m
WestJet
Wed 6/36:45 am
ONT
-
YVR
2 stops10h 55m
WestJet
Deal found 5/12$308
This United Airlines deal was found by Cheapflights users on 5/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/263:17 pm
YEG
-
ONT
1 stop6h 25m
United Airlines
Wed 6/35:00 am
ONT
-
YEG
1 stop16h 04m
United Airlines
Deal found 5/12$325

Find flight deals from Canada to Ontario

Keep the following information in mind while searching for Canada to Ontario flight deals. Data was last updated May 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$264
(Delta)

One-way from

$152
(Delta)

Popular in

May

Cheapest in

September

Average price

$401
Provider with most accurate pricing for Toronto (YTO)-Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for Toronto (YTO)-Los Angeles flights.
Search Deals
From Canada to Ontario
Search Deals
One-way flight from Canada to Ontario
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($45 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Canada 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 May 16, 2026.
Use the filters below to find and compare flights from Canada to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Tue 7/14

6:15 am-11:17 am

1 stop5h 02m

Ontario

Mon 7/20

6:01 pm-10:58 pm

1 stop4h 57m

$264

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Tue 10/27

6:50 am-4:12 pm

1 stop9h 22m

Ontario

Fri 10/30

5:05 pm-10:37 pm

1 stop5h 32m

$264

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Tue 7/7

11:20 am-5:21 pm

1 stop6h 01m

Ontario

Wed 7/15

11:59 am-9:03 pm

1 stop9h 04m

$264

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Wed 10/28

7:15 am-4:12 pm

1 stop9h 57m

Ontario

Fri 10/30

6:00 am-8:54 pm

2 stops13h 54m

$338

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Tue 10/20

7:15 am-4:12 pm

1 stop9h 57m

Ontario

Wed 10/21

5:05 pm-11:13 pm

1 stop5h 08m

$339

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Tue 8/18

1:00 pm-8:01 pm

1 stop7h 01m

Ontario

Sun 8/23

5:00 am-11:10 am

1 stop6h 10m

$348

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Tue 6/23

6:15 am-11:17 am

1 stop5h 02m

Ontario

Mon 6/29

5:59 pm-10:58 pm

1 stop4h 59m

$352

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Thu 6/25

7:00 am-12:12 pm

1 stop5h 12m

Ontario

Wed 7/1

5:00 am-9:50 pm

1 stop16h 50m

$368

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Tue 7/28

6:00 am-11:14 am

1 stop6h 14m

Ontario

Tue 8/11

2:05 pm-11:15 pm

1 stop8h 10m

$371

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Wed 6/3

2:55 pm-10:37 pm

2 stops7h 42m

Ontario

Tue 6/9

6:00 am-1:12 pm

1 stop7h 12m

$395

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/14

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
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6

Best time to book a flight from Canada to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Canada 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 Canada to Ontario

What is the cheapest month to book a flight from Canada to Ontario?

Currently, July is the cheapest month in which you can book a flight from Canada to Ontario (average of $96). Flying from Canada to Ontario in March is currently the most expensive (average of $405). 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.

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 May 16, 2026.
Peruse reviews from past customers who have flown with United Airlines from Canada to Ontario to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,726 reviews

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
9,726 reviews
United Airlines
7.4
Good
9,726 reviews

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

Find useful and relevant information for your journey from Canada to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ontario from Canada?

    Most people fly into Ontario (ONT) if they book a flight to Ontario from Canada. Ontario is conveniently located just 3.1 mi from Ontario’s city center.

  • How long is the flight from Canada to Ontario?

    Airlines like Delta, United Airlines, and Alaska Airlines fly from Canada to Ontario in about 5h 02m. The time it takes to get you to your destination can typically vary by up to 1h 59m. There are 1083 mi between Canada and Ontario. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Canada to Ontario one-way?

    The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as $86. However, be on the lookout for offers from Delta and United Airlines, as they are both options that can get you from Canada to Ontario for a low price.

  • What are the most popular routes from Canada to Ontario?

    When deciding which route to take from Canada to Ontario consider Vancouver Intl - Ontario, Toronto Pearson Intl - Ontario or Montreal Pierre Elliott Trudeau Intl - Ontario as they are the most popular.

  • Can I find deals for flights from Canada to Ontario that include hotel bookings?

    Yes. In addition to deals on Canada to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Canada to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Canada to Ontario.

  • Can I find deals for business class flights from Canada to Ontario?

    Yes. Cheapflights offers flight deals from Canada 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 Canada to Ontario?

    Currently, July is the cheapest month in which you can book a flight from Canada to Ontario (average of $96). Flying from Canada to Ontario in March is currently the most expensive (average of $405). 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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Alternative routes for Canada to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Canada to Ontario

Discover the top airline that operate flights from Canada 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 May 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$262Average$566FlexibilityNo cancel feeOn-time69%

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