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C$ 152+ 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 2/5. 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
2 Apr — 9 Apr1
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 3 March 2026.

Cheapest one-way flight

C$ 20

Cheapest round-trip flight

C$ 87

Cheapest airline

Frontier

Most popular destination

Vancouver Intl (YVR)

Good round-trip deal

C$ 1,162 or less

Good one-way deal

C$ 171 or less
The cheapest one-way flight from Ontario is currently to Las Vegas Harry Reid Intl.
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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$ 212).
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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

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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 3 March 2026.

Tue 19/511:25 p.m.
ONT
-
JFK
Nonstop5h 25m
JetBlue
Sat 23/55:30 p.m.
JFK
-
ONT
Nonstop6h 15m
JetBlue
Deal found 26/2C$ 316
Mon 8/65:00 a.m.
ONT
-
YVR
1 stop9h 06m
United Airlines
Mon 8/65:25 p.m.
YVR
-
ONT
1 stop5h 12m
United Airlines
Deal found 26/2C$ 338
Tue 19/511:25 p.m.
ONT
-
JFK
Nonstop5h 25m
JetBlue
Wed 27/55:30 p.m.
JFK
-
ONT
Nonstop6h 15m
JetBlue
Deal found 2/3C$ 338
Tue 19/511:25 p.m.
ONT
-
JFK
Nonstop5h 25m
JetBlue
Thu 28/55:30 p.m.
JFK
-
ONT
Nonstop6h 15m
JetBlue
Deal found 2/3C$ 344
Thu 7/511:52 a.m.
ONT
-
JFK
1 stop9h 36m
Delta
Tue 12/56:00 a.m.
JFK
-
ONT
1 stop7h 57m
Delta
Deal found 27/2C$ 351
Thu 9/411:00 a.m.
ONT
-
YVR
1 stop11h 20m
Multiple Airlines
Mon 13/44:35 p.m.
YVR
-
ONT
2 stops31h 20m
Multiple Airlines
Deal found 26/2C$ 353
Wed 15/45:55 p.m.
ONT
-
JFK
1 stop9h 58m
Delta
Tue 21/47:45 a.m.
JFK
-
ONT
1 stop12h 30m
Delta
Deal found 2/3C$ 357
Tue 19/511:25 p.m.
ONT
-
JFK
Nonstop5h 25m
JetBlue
Tue 26/55:30 p.m.
JFK
-
ONT
Nonstop6h 15m
JetBlue
Deal found 2/3C$ 358
Wed 8/410:03 p.m.
ONT
-
YVR
1 stop24h 17m
Multiple Airlines
Wed 15/48:00 a.m.
YVR
-
ONT
2 stops15h 55m
Multiple Airlines
Deal found 2/3C$ 361
Fri 28/811:59 p.m.
ONT
-
JFK
Nonstop5h 22m
JetBlue
Wed 2/97:35 p.m.
JFK
-
ONT
Nonstop6h 05m
JetBlue
Deal found 26/2C$ 361
Wed 18/36:15 a.m.
ONT
-
YVR
1 stop4h 45m
United Airlines
Tue 24/37:00 a.m.
YVR
-
ONT
1 stop10h 41m
United Airlines
Deal found 1/3C$ 364
Thu 7/55:50 p.m.
ONT
-
JFK
1 stop10h 06m
Delta
Sat 9/511:10 a.m.
JFK
-
ONT
1 stop10h 26m
Delta
Deal found 1/3C$ 368

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 3 March 2026. In the last 7 days, Cheapflights users made a total of 629,999 searches

Fly to

Route

Depart

Return

Price

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Tue 19/5

11:25 p.m.-7:50 a.m.

Nonstop5h 25m

New York John F Kennedy Intl

Tue 26/5

5:30 p.m.-8:45 p.m.

Nonstop6h 15m

C$ 358

OntarioVancouver

ONT - YVR

ONTYVR

Ontario

Sat 2/5

1:30 p.m.-8:59 p.m.

1 stop7h 29m

Vancouver Intl

Sat 9/5

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

1 stop5h 22m

C$ 364

OntarioVancouver

ONT - YVR

ONTYVR

Ontario

Tue 21/4

11:53 a.m.-9:10 p.m.

1 stop9h 17m

Vancouver Intl

Sun 26/4

6:15 a.m.-11:13 a.m.

1 stop4h 58m

C$ 364

OntarioVancouver

ONT - YVR

ONTYVR

Ontario

Tue 14/4

5:05 p.m.-10:31 p.m.

1 stop5h 26m

Vancouver Intl

Sat 18/4

11:18 a.m.-10:43 p.m.

2 stops11h 25m

C$ 394

OntarioVancouver

ONT - YVR

ONTYVR

Ontario

Wed 8/4

6:00 a.m.-11:59 p.m.

1 stop17h 59m

Vancouver Intl

Sat 6/6

6:20 a.m.-12:33 p.m.

1 stop6h 13m

C$ 407

OntarioVancouver

ONT - YVR

ONTYVR

Ontario

Sat 2/5

2:20 p.m.-11:01 p.m.

1 stop8h 41m

Vancouver Intl

Sun 10/5

6:20 a.m.-11:12 a.m.

1 stop4h 52m

C$ 414

OntarioEdmonton

ONT - YEG

ONTYEG

Ontario

Mon 20/4

5:10 a.m.-10:04 p.m.

1 stop15h 54m

Edmonton

Wed 22/4

3:17 p.m.-8:36 p.m.

1 stop6h 19m

C$ 463

OntarioVictoria

ONT - YYJ

ONTYYJ

Ontario

Wed 22/4

6:00 a.m.-10:49 a.m.

1 stop4h 49m

Victoria Intl

Mon 27/4

5:21 p.m.-9:45 a.m.

1 stop16h 24m

C$ 477

OntarioVancouver

ONT - YVR

ONTYVR

Ontario

Mon 24/8

6:53 p.m.-11:10 p.m.

1 stop4h 17m

Vancouver Intl

Mon 31/8

7:00 a.m.-12:20 p.m.

1 stop5h 20m

C$ 484

OntarioVancouver

ONT - YVR

ONTYVR

Ontario

Sun 12/7

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

1 stop4h 48m

Vancouver Intl

Wed 15/7

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

1 stop5h 12m

C$ 484

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/2

Showing 1-10 of 60 resultsSorted by cheapest first
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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 27 February 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$ 93). Flying from Ontario in August will prove the most costly (average of C$ 149). 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 (115 flights per day), Seattle (85 flights per day) and Atlanta (63 flights per day).

Seattle/Tacoma Intl
Seattle/Tacoma Intl
From C$ 314
San Salvador El Salvador Intl
San Salvador El Salvador Intl
From C$ 1,162
Las Vegas Harry Reid Intl
Las Vegas Harry Reid Intl
From C$ 171
Denver Intl
Denver Intl
From C$ 287

What is the cheapest place to fly to from Ontario?

The cheapest city to fly to from Ontario is Las Vegas Harry Reid Intl, with prices starting at C$ 171. Explore other affordable destinations below.

Las Vegas Harry Reid Intl
Las Vegas Harry Reid Intl
From C$ 171
Salt Lake City
Salt Lake City
From C$ 253
Denver Intl
Denver Intl
From C$ 287
Seattle/Tacoma Intl
Seattle/Tacoma Intl
From C$ 314

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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 3 March 2026.

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

    This month, the top selected destinations from Ontario are Dallas/Fort Worth Airport, Denver, Guadalajara. 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$ 171 to Las Vegas (prices may vary depending on the airline and departure time). On average, users have booked flights for C$ 495 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$ 1,195

  • 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$ 2,592 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$ 336 round trip
    Travel from Ontario to Calgary from C$ 500 round trip
    Travel from Ontario to Toronto from C$ 502 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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