C$ 82+ Cheap flights from Ontario

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/12. 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
5 Dec — 12 Dec1
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 5 November 2025.

Cheapest one-way flight

C$ 41

Cheapest round-trip flight

C$ 74

Cheapest airline

Frontier

Most popular destination

Vancouver Intl (YVR)

Good one-way deal

C$ 164 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$ 109).
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Vancouver Intl (YVR) is currently the most popular flight destination from Ontario (average round-trip price of C$ 143).
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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 5 November 2025.

Thu 15/13:30 p.m.ONT - YVR
1 stop6h 50mMultiple Airlines
Mon 19/15:30 p.m.YVR - ONT
1 stop27h 47mMultiple Airlines
Deal found 4/11C$ 306
Wed 3/126:15 a.m.ONT - YVR
2 stops30h 25mMultiple Airlines
Fri 12/123:40 p.m.YVR - ONT
1 stop5h 37mMultiple Airlines
Deal found 3/11C$ 329
Thu 11/126:15 a.m.ONT - YVR
1 stop9h 55mMultiple Airlines
Sun 14/127:00 a.m.YVR - ONT
1 stop16h 31mMultiple Airlines
Deal found 5/11C$ 345
Thu 19/26:30 a.m.ONT - YVR
1 stop15h 50mMultiple Airlines
Sun 22/25:30 p.m.YVR - ONT
1 stop23h 32mMultiple Airlines
Deal found 4/11C$ 346
Mon 5/12:45 p.m.ONT - YYC
1 stop26h 05mMultiple Airlines
Sat 10/17:35 p.m.YYC - ONT
1 stop19h 56mMultiple Airlines
Deal found 5/11C$ 366
Fri 21/116:25 a.m.ONT - YVR
1 stop15h 55mMultiple Airlines
Sun 23/117:10 a.m.YVR - ONT
2 stops31h 16mMultiple Airlines
Deal found 4/11C$ 398
Mon 8/122:59 p.m.ONT - YYZ
2 stops54h 12mMultiple Airlines
Mon 15/128:00 p.m.YYZ - ONT
1 stop28h 17mMultiple Airlines
Deal found 3/11C$ 404
Thu 4/127:33 p.m.ONT - YYZ
2 stops39h 47mMultiple Airlines
Wed 10/129:35 a.m.YYZ - ONT
1 stop14h 42mMultiple Airlines
Deal found 4/11C$ 407
Sat 21/210:20 p.m.ONT - BTR
1 stop9h 34mDelta
Wed 25/26:18 a.m.BTR - ONT
1 stop7h 41mDelta
Deal found 4/11C$ 407
Tue 13/13:30 p.m.ONT - YVR
1 stop8h 33mDelta
Tue 20/13:30 p.m.YVR - ONT
1 stop6h 59mDelta
Deal found 4/11C$ 410
Sun 7/122:59 p.m.ONT - YYC
1 stop25h 07mMultiple Airlines
Sat 13/124:15 p.m.YYC - ONT
1 stop6h 02mMultiple Airlines
Deal found 3/11C$ 410
Thu 4/126:15 a.m.ONT - YYZ
1 stop11h 17mMultiple Airlines
Fri 12/1212:30 p.m.YYZ - ONT
2 stops11h 47mMultiple Airlines
Deal found 3/11C$ 411

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 5 November 2025. In the last 7 days, Cheapflights users made a total of 629,999 searches

Fly to

Vancouver Intl

Route

Depart

Return

Price

OntarioBaton Rouge

ONT - BTR

ONTBTR

Ontario

Fri 5/12

12:12 p.m.-9:53 p.m.

1 stop7h 41m

Baton Rouge Ryan

Sun 7/12

2:21 p.m.-7:39 p.m.

1 stop7h 18m

C$ 407

OntarioBaton Rouge

ONT - BTR

ONTBTR

Ontario

Thu 4/12

12:12 p.m.-9:53 p.m.

1 stop7h 41m

Baton Rouge Ryan

Sun 7/12

2:21 p.m.-7:39 p.m.

1 stop7h 18m

C$ 407

OntarioBaton Rouge

ONT - BTR

ONTBTR

Ontario

Sat 21/2

10:20 p.m.-9:54 a.m.

1 stop9h 34m

Baton Rouge Ryan

Wed 25/2

1:40 p.m.-9:07 p.m.

1 stop9h 27m

C$ 407

OntarioVancouver

ONT - YVR

ONTYVR

Ontario

Sat 17/1

3:30 p.m.-8:54 p.m.

1 stop5h 24m

Vancouver Intl

Tue 20/1

3:30 p.m.-10:29 p.m.

1 stop6h 59m

C$ 410

OntarioVancouver

ONT - YVR

ONTYVR

Ontario

Tue 27/1

3:30 p.m.-12:03 a.m.

1 stop8h 33m

Vancouver Intl

Sat 31/1

3:30 p.m.-10:29 p.m.

1 stop6h 59m

C$ 410

OntarioBaton Rouge

ONT - BTR

ONTBTR

Ontario

Sat 6/12

7:05 a.m.-4:21 p.m.

1 stop7h 16m

Baton Rouge Ryan

Tue 9/12

6:07 a.m.-4:09 p.m.

2 stops12h 02m

C$ 414

OntarioVancouver

ONT - YVR

ONTYVR

Ontario

Tue 13/1

1:10 p.m.-8:54 p.m.

2 stops7h 44m

Vancouver Intl

Sat 17/1

3:30 p.m.-10:29 p.m.

1 stop6h 59m

C$ 424

OntarioVancouver

ONT - YVR

ONTYVR

Ontario

Tue 2/12

6:00 a.m.-12:27 p.m.

1 stop6h 27m

Vancouver Intl

Tue 9/12

3:31 p.m.-10:47 p.m.

1 stop7h 16m

C$ 429

OntarioVancouver

ONT - YVR

ONTYVR

Ontario

Fri 16/1

3:30 p.m.-8:54 p.m.

1 stop5h 24m

Vancouver Intl

Thu 22/1

7:25 a.m.-10:29 p.m.

1 stop15h 04m

C$ 436

OntarioBaton Rouge

ONT - BTR

ONTBTR

Ontario

Fri 5/12

12:12 p.m.-9:53 p.m.

1 stop7h 41m

Baton Rouge Ryan

Mon 8/12

2:21 p.m.-7:39 p.m.

1 stop7h 18m

C$ 442

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/11

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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 31 October 2025.

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 63 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, January is the cheapest month in which you can book a flight from Ontario (average of C$ 97). Flying from Ontario in August will prove the most costly (average of C$ 153). 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 (91 flights per day), Seattle (88 flights per day) and Atlanta (75 flights per day).

Portland
Portland
From C$ 164
Salt Lake City
Salt Lake City
From C$ 496
Atlanta Hartsfield-Jackson
Atlanta Hartsfield-Jackson
From C$ 790

What is the cheapest place to fly to from Ontario?

The cheapest city to fly to from Ontario is Portland, with prices starting at C$ 164. Explore other affordable destinations below.

Portland
Portland
From C$ 164
Salt Lake City
Salt Lake City
From C$ 496
Atlanta Hartsfield-Jackson
Atlanta Hartsfield-Jackson
From C$ 790

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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 5 November 2025.

  • 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$ 164 to Portland (prices may vary depending on the airline and departure time). On average, users have booked flights for C$ 483 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$ 1,230
    Fly from Ontario to Taipei City Taiwan Taoyuan Intl Airport starting at C$ 2,895

  • What is the cheapest first class flight from Ontario?

    If you’re looking to fly first-class from Ontario to anywhere, put Dallas on your list as prices start at C$ 2,163 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 January; 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$ 306 round trip
    Travel from Ontario to Toronto from C$ 398 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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