C$ 81+ Cheap flights from 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. Click the price to replicate the search for this deal.
ONT — YVR
28 Feb — 7 Mar1
1 adult
1 adult, Economy, 0 bags

What to know about flights from Ontario

Discover essential information about flights departing from Ontario, including flight schedules, destinations, airlines operating at the Ontario airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 29 January 2026.

Cheapest one-way flight

C$ 61

Cheapest round-trip flight

C$ 66

Cheapest airline

Frontier

Most popular destination

Vancouver Intl (YVR)

Good round-trip deal

C$ 292 or less

Good one-way deal

C$ 378 or less
The cheapest one-way flight from Ontario is currently to San Francisco.
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The cheapest round-trip flight from Ontario is currently to Vancouver Intl.
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On average, Frontier currently has the cheapest one-way flight from Ontario (avg. price of C$ 117).
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Vancouver Intl (YVR) is currently the most popular flight destination from Ontario (average round-trip price of C$ 216).
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Price to beat on a round-trip flight from Ontario.
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Price to beat on a one-way flight from Ontario.
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Find flights from Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Ontario
Explore the most affordable flight options available from Ontario. Find the lowest fares based on data from user searches, with prices last updated on 29 January 2026.

Wed 4/37:17 p.m.
ONT
-
YVR
1 stop27h 03m
Multiple Airlines
Mon 9/35:30 p.m.
YVR
-
ONT
1 stop19h 58m
Multiple Airlines
Deal found 27/1C$ 253
Thu 5/37:22 p.m.
ONT
-
YVR
1 stop26h 58m
Multiple Airlines
Sun 8/33:40 p.m.
YVR
-
ONT
1 stop16h 26m
Multiple Airlines
Deal found 27/1C$ 274
Thu 19/23:24 p.m.
ONT
-
YVR
1 stop6h 56m
Multiple Airlines
Mon 23/25:30 p.m.
YVR
-
ONT
1 stop20h 22m
Multiple Airlines
Deal found 27/1C$ 322
Thu 12/23:24 p.m.
ONT
-
YVR
1 stop6h 56m
Multiple Airlines
Mon 16/25:30 p.m.
YVR
-
ONT
1 stop19h 41m
Multiple Airlines
Deal found 29/1C$ 323
Thu 19/27:22 p.m.
ONT
-
YVR
1 stop28h 50m
Multiple Airlines
Wed 25/23:45 p.m.
YVR
-
ONT
2 stops21h 26m
Multiple Airlines
Deal found 28/1C$ 339
Thu 26/27:22 p.m.
ONT
-
YYZ
1 stop8h 21m
Multiple Airlines
Thu 5/38:35 p.m.
YYZ
-
ONT
1 stop22h 02m
Multiple Airlines
Deal found 28/1C$ 342
Mon 23/33:30 p.m.
ONT
-
YYZ
1 stop12h 13m
Multiple Airlines
Fri 27/38:00 p.m.
YYZ
-
ONT
1 stop25h 36m
Multiple Airlines
Deal found 29/1C$ 343
Wed 25/27:17 p.m.
ONT
-
YYZ
2 stops21h 19m
Multiple Airlines
Fri 6/38:00 p.m.
YYZ
-
ONT
1 stop25h 15m
Multiple Airlines
Deal found 27/1C$ 349
Wed 25/27:17 p.m.
ONT
-
YYZ
2 stops21h 19m
Multiple Airlines
Sun 1/38:00 p.m.
YYZ
-
ONT
1 stop20h 11m
Multiple Airlines
Deal found 27/1C$ 350
Thu 26/27:22 p.m.
ONT
-
YYZ
2 stops31h 51m
Multiple Airlines
Fri 6/38:00 p.m.
YYZ
-
ONT
1 stop25h 15m
Multiple Airlines
Deal found 27/1C$ 352
Wed 25/27:17 p.m.
ONT
-
YYZ
2 stops21h 19m
Multiple Airlines
Thu 5/38:35 p.m.
YYZ
-
ONT
1 stop14h 31m
Multiple Airlines
Deal found 27/1C$ 354
Sat 28/26:00 a.m.
ONT
-
YVR
1 stop6h 12m
Delta
Sat 7/31:17 p.m.
YVR
-
ONT
1 stop8h 27m
Delta
Deal found 28/1C$ 361

Find flights from Ontario within your budget

 
Find flights departing from Ontario that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 29 January 2026. In the last 7 days, Cheapflights users made a total of 629,999 searches

Fly to

Vancouver Intl

Route

Depart

Return

Price

OntarioVancouver

ONT - YVR

ONTYVR

Ontario

Tue 10/3

5:53 p.m.-11:59 p.m.

1 stop6h 06m

Vancouver Intl

Wed 18/3

6:20 a.m.-11:18 a.m.

1 stop4h 58m

C$ 369

OntarioVancouver

ONT - YVR

ONTYVR

Ontario

Sat 2/5

6:00 a.m.-10:48 a.m.

1 stop4h 48m

Vancouver Intl

Sat 9/5

2:20 p.m.-8:36 p.m.

1 stop6h 16m

C$ 375

OntarioVancouver

ONT - YVR

ONTYVR

Ontario

Tue 10/2

11:53 a.m.-6:45 p.m.

1 stop6h 52m

Vancouver Intl

Tue 24/2

5:45 p.m.-10:44 p.m.

1 stop4h 59m

C$ 388

OntarioVancouver

ONT - YVR

ONTYVR

Ontario

Tue 10/2

11:53 a.m.-6:45 p.m.

1 stop6h 52m

Vancouver Intl

Wed 25/2

6:00 a.m.-11:08 a.m.

1 stop5h 08m

C$ 388

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Thu 16/4

11:44 a.m.-6:43 a.m.

1 stop15h 59m

Toronto Pearson Intl

Wed 22/4

1:30 p.m.-8:04 a.m.

2 stops21h 34m

C$ 405

OntarioVancouver

ONT - YVR

ONTYVR

Ontario

Mon 2/3

6:10 a.m.-9:18 p.m.

1 stop15h 08m

Vancouver Intl

Wed 4/3

8:30 a.m.-8:50 p.m.

1 stop12h 20m

C$ 405

OntarioBaton Rouge

ONT - BTR

ONTBTR

Ontario

Sat 11/4

6:05 a.m.-1:25 p.m.

1 stop5h 20m

Baton Rouge Ryan

Sat 18/4

2:00 p.m.-8:36 p.m.

2 stops8h 36m

C$ 426

OntarioVancouver

ONT - YVR

ONTYVR

Ontario

Thu 12/2

6:00 a.m.-12:12 p.m.

1 stop6h 12m

Vancouver Intl

Wed 25/2

3:35 p.m.-10:37 p.m.

1 stop7h 02m

C$ 434

OntarioVancouver

ONT - YVR

ONTYVR

Ontario

Thu 26/2

6:00 a.m.-12:12 p.m.

1 stop6h 12m

Vancouver Intl

Tue 3/3

3:35 p.m.-10:37 p.m.

1 stop7h 02m

C$ 434

OntarioVancouver

ONT - YVR

ONTYVR

Ontario

Mon 11/5

6:00 a.m.-1:12 p.m.

1 stop7h 12m

Vancouver Intl

Sat 16/5

7:00 a.m.-12:22 p.m.

1 stop5h 22m

C$ 434

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/1

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Best time to book a flight from Ontario

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

Travel insights for flights from Ontario

Get recent, data-driven insights about flights from Ontario including ideal travel times, pricing trends, and more.

When is the best time to book a flight from Ontario?

Use this chart to determine the optimal time to book a round-trip flight from Ontario to Vancouver Intl. Price data was last updated on 23 January 2026.

The price you pay for your flight from Ontario may vary depending on when you book. For the best chance of a lower fare, look to book 32 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, April is the cheapest month in which you can book a flight from Ontario (average of C$ 92). Flying from Ontario in August will prove the most costly (average of C$ 148). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

What are popular destinations to fly to from Ontario?

From Ontario you can expect to find greater availability for the following destinations: Dallas (97 flights per day), Seattle (87 flights per day) and Phoenix (71 flights per day).

San Salvador El Salvador Intl
San Salvador El Salvador Intl
From C$ 1,154
Salt Lake City
Salt Lake City
From C$ 478
Atlanta Hartsfield-Jackson
Atlanta Hartsfield-Jackson
From C$ 762

What is the cheapest place to fly to from Ontario?

The cheapest city to fly to from Ontario is Denver Intl, with prices starting at C$ 292. Explore other affordable destinations below.

Denver Intl
Denver Intl
From C$ 292
Salt Lake City
Salt Lake City
From C$ 478
Atlanta Hartsfield-Jackson
Atlanta Hartsfield-Jackson
From C$ 762

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Related info for your journey

Access useful and relevant information related to your journey from Ontario. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 29 January 2026.

  • What are the most popular destinations to fly to from Ontario?

    This month, the top selected destinations from Ontario are Guadalajara, Dallas/Fort Worth Airport, Honolulu. Throughout the year, Dallas/Fort Worth Airport, Denver, Guadalajara are some of the top choices made by users flying from Ontario.

  • What is the cheapest flight from Ontario to anywhere?

    Users have flown out of Ontario for as low as C$ 292 to Denver (prices may vary depending on the airline and departure time). On average, users have booked flights for C$ 613 to fly from Ontario.

  • What is the cheapest premium economy flight from Ontario?

    Options for some of the cheapest premium economy flights from Ontario we have found on Cheapflights are as follows:
    Fly from Ontario to Houston George Bush Intcntl Airport starting at C$ 1,187

  • What is the cheapest first class flight from Ontario?

    If you’re looking to fly first-class from Ontario to anywhere, put Denver on your list as prices start at C$ 2,574 for this destination.

  • What is the cheapest month to fly from Ontario?

    At the present moment the cheapest month to fly from Ontario is currently April; with August being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from Ontario?

    Check out the cheapest flights from Ontario to embark to:
    Travel from Ontario to Vancouver from C$ 266 round trip
    Travel from Ontario to Toronto from C$ 342 round trip
    Travel from Ontario to Calgary from C$ 520 round trip

  • How does Cheapflights help users find flights from Ontario?

    Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ontario. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

  • Why should you use Cheapflights to find cheap flight tickets from Ontario?

    Cheapflights helps you find that perfect flight from Ontario by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

  • Can Cheapflights find flights from Ontario with no change fees?

    Cheapflights does show flights with no change fees to all users. To see these options for flights from Ontario, users can toggle the no change fees filter when performing a flight search.

  • Can Cheapflights notify me if prices for flights from Ontario become cheaper?

    Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ontario. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Ontario?

Cheapflights helps you find that perfect flight from Ontario by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Ontario with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ontario, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Ontario become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

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