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C$ 79+ 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 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
20 Apr — 27 Apr1
1 adult

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 15 April 2025.

Cheapest one-way flight

C$ 27

Cheapest round-trip flight

C$ 58

Cheapest airline

Frontier

Most popular destination

Toronto Pearson Intl (YYZ)

Good round-trip deal

C$ 432 or less

Good one-way deal

C$ 67 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$ 105).
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Toronto Pearson Intl (YYZ) is currently the most popular flight destination from Ontario (average round-trip price of C$ 191).
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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

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 15 April 2025.

Thu 8/510:15 p.m.ONT - YYZ
1 stop29h 20mMultiple Airlines
Sun 11/58:05 p.m.YYZ - ONT
1 stop14h 19mMultiple Airlines
Deal found 15/4C$ 269
Thu 1/510:52 a.m.ONT - YVR
1 stop11h 33mMultiple Airlines
Wed 7/55:35 p.m.YVR - ONT
1 stop13h 49mMultiple Airlines
Deal found 14/4C$ 298
Wed 21/54:15 p.m.ONT - ORD
1 stop6h 14mUnited Airlines
Tue 27/57:55 p.m.ORD - ONT
Nonstop4h 31mUnited Airlines
Deal found 14/4C$ 329
Wed 4/63:40 p.m.ONT - ORD
1 stop6h 00mSouthwest
Fri 6/65:25 p.m.ORD - ONT
1 stop5h 45mSouthwest
Deal found 13/4C$ 336
Fri 26/97:17 p.m.ONT - ORD
1 stop8h 23mAlaska Airlines
Tue 30/98:42 p.m.ORD - ONT
1 stop16h 03mAlaska Airlines
Deal found 15/4C$ 341
Sat 24/59:41 p.m.ONT - YYC
1 stop12h 32mMultiple Airlines
Wed 28/53:40 p.m.YYC - ONT
1 stop6h 09mMultiple Airlines
Deal found 14/4C$ 343
Sat 7/61:10 p.m.ONT - ORD
1 stop6h 30mDelta
Fri 13/67:20 p.m.ORD - ONT
1 stop6h 26mDelta
Deal found 14/4C$ 356
Sat 10/57:05 a.m.ONT - BTR
1 stop6h 47mDelta
Sun 11/56:00 a.m.BTR - ONT
1 stop7h 08mDelta
Deal found 15/4C$ 401
Sat 24/55:10 a.m.ONT - YYC
1 stop12h 11mUnited Airlines
Tue 27/56:15 a.m.YYC - ONT
1 stop12h 10mUnited Airlines
Deal found 14/4C$ 406
Fri 23/55:10 a.m.ONT - YYC
1 stop12h 11mAir Canada
Tue 27/51:20 p.m.YYC - ONT
2 stops10h 25mAir Canada
Deal found 14/4C$ 415
Wed 14/51:08 p.m.ONT - YEG
2 stops10h 19mMultiple Airlines
Wed 21/55:30 p.m.YEG - ONT
1 stop24h 01mMultiple Airlines
Deal found 14/4C$ 420
Mon 12/54:35 p.m.ONT - YYC
2 stops18h 15mAmerican Airlines
Mon 19/512:45 p.m.YYC - ONT
1 stop22h 13mAmerican Airlines
Deal found 14/4C$ 420

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

Fly to

Vancouver Intl

Route

Depart

Return

Price

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Thu 8/5

10:15 p.m.-6:35 a.m.

1 stop29h 20m

Toronto Pearson Intl

Sun 11/5

8:05 p.m.-7:24 a.m.

1 stop14h 19m

C$ 269

OntarioVancouver

ONT - YVR

ONTYVR

Ontario

Thu 1/5

10:52 a.m.-10:25 p.m.

1 stop11h 33m

Vancouver Intl

Wed 7/5

5:35 p.m.-7:24 a.m.

1 stop13h 49m

C$ 298

OntarioChicago

ONT - ORD

ONTORD

Ontario

Wed 21/5

4:15 p.m.-12:29 a.m.

1 stop6h 14m

Chicago O'Hare Intl

Tue 27/5

7:55 p.m.-10:26 p.m.

Nonstop4h 31m

C$ 329

OntarioChicago

ONT - ORD

ONTORD

Ontario

Wed 4/6

3:40 p.m.-11:40 p.m.

1 stop6h 00m

Chicago O'Hare Intl

Fri 6/6

5:25 p.m.-9:10 p.m.

1 stop5h 45m

C$ 336

OntarioChicago

ONT - ORD

ONTORD

Ontario

Fri 26/9

7:17 p.m.-5:40 a.m.

1 stop8h 23m

Chicago O'Hare Intl

Tue 30/9

8:42 p.m.-10:45 a.m.

1 stop16h 03m

C$ 341

OntarioCalgary

ONT - YYC

ONTYYC

Ontario

Sat 24/5

9:41 p.m.-11:13 a.m.

1 stop12h 32m

Calgary

Wed 28/5

3:40 p.m.-8:49 p.m.

1 stop6h 09m

C$ 343

OntarioChicago

ONT - ORD

ONTORD

Ontario

Sat 7/6

1:10 p.m.-9:40 p.m.

1 stop6h 30m

Chicago O'Hare Intl

Wed 11/6

7:40 a.m.-12:17 p.m.

1 stop6h 37m

C$ 356

OntarioBaton Rouge

ONT - BTR

ONTBTR

Ontario

Sat 10/5

7:05 a.m.-3:52 p.m.

1 stop6h 47m

Baton Rouge Ryan

Sun 11/5

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

1 stop7h 08m

C$ 401

OntarioCalgary

ONT - YYC

ONTYYC

Ontario

Sat 24/5

5:10 a.m.-6:21 p.m.

1 stop12h 11m

Calgary

Tue 27/5

6:15 a.m.-5:25 p.m.

1 stop12h 10m

C$ 406

OntarioCalgary

ONT - YYC

ONTYYC

Ontario

Fri 23/5

5:10 a.m.-6:21 p.m.

1 stop12h 11m

Calgary

Tue 27/5

1:20 p.m.-10:45 p.m.

2 stops10h 25m

C$ 415

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/4

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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 11 April 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 48 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, May is the cheapest month in which you can book a flight from Ontario (average of C$ 93). Flying from Ontario in December will prove the most costly (average of C$ 157). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Ontario?

For flights departing from Ontario check dates and pricing for the following: Air Canada. This airline departs to the following popular destinations: Vancouver.

Frontier

Frontier

From C$ 41

United Airlines

United Airlines

From C$ 322

China Airlines

China Airlines

From C$ 808

Air Canada

Air Canada

From C$ 312

What are popular destinations to fly to from Ontario?

From Ontario you can expect to find greater availability for the following destinations: Dallas (125 flights per day), Seattle (121 flights per day) and San Francisco (82 flights per day).

San Francisco

San Francisco

From C$ 39

Dallas/Fort Worth

Dallas/Fort Worth

From C$ 74

Seattle/Tacoma Intl

Seattle/Tacoma Intl

From C$ 59

What is the cheapest place to fly to from Ontario?

The cheapest city to fly to from Ontario is San Francisco, with prices starting at C$ 54. Explore other affordable destinations below.

San Francisco

San Francisco

From C$ 39

Seattle/Tacoma Intl

Seattle/Tacoma Intl

From C$ 59

Dallas/Fort Worth

Dallas/Fort Worth

From C$ 74

Airline reviews for flights from Ontario

Get insights into the airlines that provide service from Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Ontario. In the last 7 days, Cheapflights users made a total of 629,999 searches.
Alaska Airlines
8.0
Very good
9,871 reviews
Check prices

Food

7.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,871 reviews
Alaska Airlines
8.0
Very good
9,871 reviews
Check prices

Food

7.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,917 reviews
Alaska Airlines
8.0
Very good
9,871 reviews
Check prices

Food

7.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,656 reviews
Alaska Airlines
8.0
Very good
9,871 reviews
Check prices

Food

7.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,871 reviews
Check prices

Food

7.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
WestJet
7.2
Good
2,805 reviews
Alaska Airlines
8.0
Very good
9,871 reviews
Check prices

Food

7.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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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 15 April 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, Honolulu. Throughout the year, Denver, Dallas/Fort Worth Airport, 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$ 54 to San Francisco (prices may vary depending on the airline and departure time). On average, users have booked flights for C$ 366 to fly from Ontario.

  • What are the cheapest airlines flying from Ontario to anywhere?

    According to our data, users have found Frontier, Air Canada, and United Airlines to have the cheapest round-trip prices from Ontario. Some of the destinations and prices are as follows: Frontier flights from Ontario to Las Vegas Harry Reid Intl (C$ 57). Air Canada flights from Ontario to Vancouver Intl (C$ 432). United Airlines flights from Ontario to Toronto Pearson Intl (C$ 447).

  • 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 Seattle starting at C$ 811
    Fly from Ontario to Taipei City Taiwan Taoyuan Intl Airport starting at C$ 2,852
    Fly from Ontario to Dallas/Fort Worth Airport starting at C$ 3,452

  • What is the cheapest first class flight from Ontario?

    If you’re looking to fly first-class from Ontario to anywhere, put Charlotte on your list as prices start at C$ 1,569 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 May; with December 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$ 309 round trip
    Travel from Ontario to Toronto from C$ 352 round trip
    Travel from Ontario to Calgary from C$ 377 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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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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