Which airlines fly to Ontario?

Based on our data, the most popular airlines that fly to Ontario from Canada are Air Canada, WestJet, Porter Airlines and United Airlines. There may also be other airline options depending on where in Canada you’re flying from.

Alaska Airlines Flights to Ontario

Alaska Airlines will jet to Ontario around 17 times in an average week. Where you fly from will dictate what kind of deals you can get for Alaska Airlines, but prices as low as C$ 368 have been found from Vancouver Intl to Ontario. Alaska Airlines has scored 7.9/10 in momondo user reviews.

United Airlines Flights to Ontario

United Airlines flies to Ontario 20 times per week usually, making it a popular airline to fly with, particularly when heading to Ontario from San Francisco. United Airlines (rating: 7.4, 10,345 reviews) varies in price depending on when and where you want to fly to Ontario from. The best United Airlines ticket price found on momondo to Ontario was from Edmonton (C$ 221 round-trip).

How long does it take to fly to Ontario?

The flight from Canada to Ontario depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from Toronto Pearson Intl (a popular airport in Canada) to Los Angeles (the most popular airport in Ontario), then the flight time is 5h 15m on average. If you fly from Vancouver Intl (another popular airport in Canada) to Los Angeles, then the average flight time is 1h 58m.

C$ 214 Cheap Flights to Ontario in 2026/27

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Find the cheapest flights from Canada to Ontario

Round-trip

One-way

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Cheap round-trip flights

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2:00 p.m. - 7:38 p.m.YVR Vancouver Intl-ONT Ontario

6h 38m1 stop San Francisco

5:00 a.m. - 3:59 p.m.ONT Ontario-YVR Vancouver Intl

9h 59m1 stop Denver Intl

C$ 429Lufthansa

Thu, 3 Dec - Sun, 6 Dec

1:36 p.m. - 7:51 p.m.YVR Vancouver Intl-ONT Ontario

7h 15m1 stop Denver Intl

9:25 a.m. - 6:19 p.m.ONT Ontario-YVR Vancouver Intl

7h 54m1 stop San Francisco

C$ 430Lufthansa

Wed, 4 Nov - Sat, 7 Nov

8:00 a.m. - 11:29 a.m.YVR Vancouver Intl-ONT Ontario

4h 29m1 stop San Francisco

4:17 p.m. - 11:19 p.m.ONT Ontario-YVR Vancouver Intl

6h 02m1 stop San Francisco

C$ 452United Airlines

Mon, 9 Nov - Mon, 9 Nov

7:00 a.m. - 12:29 p.m.YVR Vancouver Intl-ONT Ontario

5h 29m1 stop San Francisco

4:17 p.m. - 9:19 p.m.ONT Ontario-YVR Vancouver Intl

5h 02m1 stop San Francisco

C$ 452United Airlines

Wed, 28 Oct - Wed, 28 Oct

7:00 a.m. - 10:18 a.m.YVR Vancouver Intl-ONT Ontario

4h 18m1 stop Seattle/Tacoma Intl

6:00 a.m. - 1:05 p.m.ONT Ontario-YVR Vancouver Intl

6h 05m1 stop Seattle/Tacoma Intl

C$ 458Alaska Airlines

Mon, 16 Nov - Wed, 18 Nov

7:00 a.m. - 10:18 a.m.YVR Vancouver Intl-ONT Ontario

4h 18m1 stop Seattle/Tacoma Intl

4:09 p.m. - 12:45 a.m.ONT Ontario-YVR Vancouver Intl

7h 36m1 stop Seattle/Tacoma Intl

C$ 458Alaska Airlines

Wed, 18 Nov - Wed, 18 Nov

2:00 p.m. - 7:38 p.m.YVR Vancouver Intl-ONT Ontario

6h 38m1 stop San Francisco

5:00 a.m. - 3:59 p.m.ONT Ontario-YVR Vancouver Intl

9h 59m1 stop Denver Intl

C$ 544Air Canada

Thu, 3 Dec - Sun, 6 Dec

1:36 p.m. - 7:51 p.m.YVR Vancouver Intl-ONT Ontario

7h 15m1 stop Denver Intl

6:00 a.m. - 2:43 p.m.ONT Ontario-YVR Vancouver Intl

7h 43m1 stop San Francisco

C$ 544Air Canada

Thu, 5 Nov - Sat, 7 Nov

6:10 a.m. - 11:55 a.m.YYZ Toronto Pearson Intl-ONT Ontario

8h 45m1 stop Dallas/Fort Worth

10:30 p.m. - 11:12 a.m.ONT Ontario-YYZ Toronto Pearson Intl

9h 42m1 stop Charlotte Douglas

C$ 651American Airlines

Thu, 19 Nov - Thu, 26 Nov

3:47 p.m. - 10:59 p.m.YYZ Toronto Pearson Intl-ONT Ontario

10h 12m1 stop Charlotte Douglas

11:59 p.m. - 12:34 p.m.ONT Ontario-YYZ Toronto Pearson Intl

9h 35m2 stops Dallas/Fort Worth Chicago O'Hare Intl

C$ 668American Airlines

Thu, 22 Oct - Fri, 30 Oct

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7:00 a.m. - 5:46 p.m.YVR Vancouver Intl-ONT Ontario

10h 46m1 stop San Francisco

6:00 a.m. - 12:43 p.m.ONT Ontario-YVR Vancouver Intl

6h 43m1 stop San Francisco

C$ 523United Airlines

Sat, 17 Oct - Wed, 28 Oct

2:20 p.m. - 8:58 p.m.YVR Vancouver Intl-ONT Ontario

6h 38m1 stop Denver Intl

6:00 a.m. - 1:12 p.m.ONT Ontario-YVR Vancouver Intl

7h 12m1 stop San Francisco

C$ 523United Airlines

Fri, 16 Oct - Fri, 23 Oct

3:45 p.m. - 10:43 p.m.YVR Vancouver Intl-ONT Ontario

6h 58m1 stop Seattle/Tacoma Intl

6:02 a.m. - 12:17 p.m.ONT Ontario-YVR Vancouver Intl

6h 15m1 stop Seattle/Tacoma Intl

C$ 580Multiple Airlines

Wed, 14 Oct - Wed, 21 Oct

7:00 a.m. - 12:18 p.m.YVR Vancouver Intl-ONT Ontario

5h 18m1 stop San Francisco

6:07 a.m. - 1:12 p.m.ONT Ontario-YVR Vancouver Intl

7h 05m1 stop San Francisco

C$ 584Air Canada

Thu, 15 Oct - Sun, 18 Oct

6:00 a.m. - 4:02 p.m.YVR Vancouver Intl-ONT Ontario

10h 02m2 stops Seattle/Tacoma Intl Boise Air Term. Gowen Fld

7:25 a.m. - 11:40 a.m.ONT Ontario-YVR Vancouver Intl

4h 15m1 stop Portland

C$ 596Alaska Airlines

Sat, 17 Oct - Wed, 28 Oct

6:00 a.m. - 4:02 p.m.YVR Vancouver Intl-ONT Ontario

10h 02m2 stops Seattle/Tacoma Intl Boise Air Term. Gowen Fld

6:02 a.m. - 12:17 p.m.ONT Ontario-YVR Vancouver Intl

6h 15m1 stop Seattle/Tacoma Intl

C$ 596Alaska Airlines

Sat, 17 Oct - Sat, 24 Oct

2:20 p.m. - 8:58 p.m.YVR Vancouver Intl-ONT Ontario

6h 38m1 stop Denver Intl

1:52 p.m. - 8:59 p.m.ONT Ontario-YVR Vancouver Intl

7h 07m1 stop San Francisco

C$ 670Air Canada

Fri, 16 Oct - Sun, 18 Oct

6:15 a.m. - 11:16 a.m.YVR Vancouver Intl-ONT Ontario

5h 01m1 stop Seattle/Tacoma Intl

11:56 a.m. - 9:13 p.m.ONT Ontario-YVR Vancouver Intl

9h 17m1 stop Seattle/Tacoma Intl

C$ 687Delta

Thu, 15 Oct - Thu, 22 Oct

11:25 a.m. - 10:43 p.m.YVR Vancouver Intl-ONT Ontario

11h 18m1 stop Seattle/Tacoma Intl

11:56 a.m. - 9:13 p.m.ONT Ontario-YVR Vancouver Intl

9h 17m1 stop Seattle/Tacoma Intl

C$ 808WestJet

Thu, 15 Oct - Sun, 18 Oct

12:45 p.m. - 10:43 p.m.YVR Vancouver Intl-ONT Ontario

9h 58m2 stops Calgary Seattle/Tacoma Intl

6:20 a.m. - 3:55 p.m.ONT Ontario-YVR Vancouver Intl

9h 35m2 stops Seattle/Tacoma Intl Calgary

C$ 840WestJet

Fri, 16 Oct - Fri, 23 Oct

Fly from

Route

Depart

Return

Price

Cheapest round-trip

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Thu 3/12

2:00 p.m.-7:38 p.m.

1 stop6h 38m

Ontario

Sun 6/12

5:00 a.m.-3:59 p.m.

1 stop9h 59m

C$ 429

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Wed 4/11

1:36 p.m.-7:51 p.m.

1 stop7h 15m

Ontario

Sat 7/11

9:25 a.m.-6:19 p.m.

1 stop7h 54m

C$ 430

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Mon 9/11

8:00 a.m.-11:29 a.m.

1 stop4h 29m

Ontario

Mon 9/11

4:17 p.m.-11:19 p.m.

1 stop6h 02m

C$ 452

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Wed 28/10

7:00 a.m.-12:29 p.m.

1 stop5h 29m

Ontario

Wed 28/10

4:17 p.m.-9:19 p.m.

1 stop5h 02m

C$ 452

Quickest round-trip

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Mon 16/11

7:00 a.m.-10:18 a.m.

1 stop4h 18m

Ontario

Wed 18/11

6:00 a.m.-1:05 p.m.

1 stop6h 05m

C$ 458

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Wed 18/11

7:00 a.m.-10:18 a.m.

1 stop4h 18m

Ontario

Wed 18/11

4:09 p.m.-12:45 a.m.

1 stop7h 36m

C$ 458

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Thu 3/12

2:00 p.m.-7:38 p.m.

1 stop6h 38m

Ontario

Sun 6/12

5:00 a.m.-3:59 p.m.

1 stop9h 59m

C$ 544

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Thu 5/11

1:36 p.m.-7:51 p.m.

1 stop7h 15m

Ontario

Sat 7/11

6:00 a.m.-2:43 p.m.

1 stop7h 43m

C$ 544

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Thu 19/11

6:10 a.m.-11:55 a.m.

1 stop8h 45m

Ontario

Thu 26/11

10:30 p.m.-11:12 a.m.

1 stop9h 42m

C$ 651

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Thu 22/10

3:47 p.m.-10:59 p.m.

1 stop10h 12m

Ontario

Fri 30/10

11:59 p.m.-12:34 p.m.

2 stops9h 35m

C$ 668

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Ontario flights insights and trends

Explore insights for your Ontario flight to craft the best travel plan

Prices

Other information

What is the cheapest month to fly to Ontario?

The month of February is, on average, the cheapest month to fly to Ontario from Canada, with most prices found around C$ 683. The month of October is another great option to travel to Ontario, with average flight prices from Canada averaging around C$ 683.

Cheapest flights to Ontario

Find the cheapest flights to Ontario from your nearest city or airport

Find Flights from Toronto Pearson Intl Airport to Ontario

Cheap Ontario flight deals and tips

Summary info about Ontario flight prices, duration and airlines

Best One-Way Price	C$ 214
Best Round-Trip Price	C$ 429
Fastest flight time	10h 39m

The best one-way flight price to Ontario from Canada in the last 5 days is C$ 214 (Vancouver Intl to Ontario).

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The best round-trip flight price to Ontario from Canada in the last 5 days is C$ 429 (Vancouver Intl to Ontario).

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The fastest flight to Ontario from Canada takes 10h 39m (Calgary to Ontario).

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Frequently asked questions about flying to Ontario

Is there an alternative airport near Ontario?

Ontario Airport, San Bernardino Int Airport, Santa Ana J. Wayne/Orange Cnty Airport, Long Beach Municipal Airport or Hollywood Burbank Airport can be an alternative airport used for travel to Ontario.

Is there a cheaper alternative to flying into Ontario?

Prices vary based on where travellers are departing from, but on average, the cheapest airport to fly to in Ontario is Santa Ana J. Wayne/Orange Cnty Airport where the average price is C$ 497. Users typically find the best prices when using momondo’s Airport-to-Airport Pricing Tool.

What is the absolute cheapest flight to Ontario?

The best deal found on momondo in the last two weeks was a flight to Ontario from Las Vegas for C$ 66. This is 89% cheaper than most flight deals to Ontario. To find the cheapest price to Ontario from your area, use momondo’s Airport-to-Airport Pricing Tool.

When did momondo last update prices for flights to Ontario Airport?

Prices for flights to Ontario Airport refresh daily.

How many operators does momondo search for flights to Ontario Airport?

As of October 2026, there are 6 operators available to choose from for flights to Ontario Airport.

How old do you have to be to fly to Ontario Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel to Ontario Airport.

What documentation or ID do you need to fly to Ontario Airport?

The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal to Ontario?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight to Ontario. momondo saves you time and could save you money on your trip.

Can I find flights to Ontario with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Ontario with this policy.

How can momondo help me find flights to Ontario?

momondo provides multiple filters to help you find the best flight to Ontario. Filter by price, airline, airport, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight to Ontario right now. Can momondo alert me if prices change?

Yes. momondo can track flight prices for Ontario and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.