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 15 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$ 361 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 4 times per week usually, making it a popular airline to fly with, particularly when heading to Ontario from San Francisco. United Airlines (rating: 7.3, 10,435 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$ 217 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 33m on average. If you fly from Vancouver Intl (another popular airport in Canada) to Los Angeles, then the average flight time is 2h 49m.

C$ 176 Cheap Flights to Ontario in 2026/27

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Find the cheapest flights from Canada to Ontario

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One-way

Last minute

Cheap round-trip flights

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8:50 a.m. - 7:36 p.m.YVR Vancouver Intl-ONT Ontario

11h 46m2 stops Phoenix Sky Harbor Intl Las Vegas Harry Reid Intl

10:40 p.m. - 4:20 p.m.ONT Ontario-YVR Vancouver Intl

16h 40m2 stops Las Vegas Harry Reid Intl Phoenix Sky Harbor Intl

C$ 337Multiple Airlines

Mon, 23 Nov - Tue, 24 Nov

11:00 a.m. - 6:31 p.m.YVR Vancouver Intl-ONT Ontario

8h 31m2 stops Calgary Las Vegas Harry Reid Intl

8:44 a.m. - 4:00 p.m.ONT Ontario-YVR Vancouver Intl

6h 16m1 stop Las Vegas Harry Reid Intl

C$ 339Multiple Airlines

Tue, 8 Dec - Tue, 15 Dec

7:00 a.m. - 11:13 a.m.YVR Vancouver Intl-ONT Ontario

5h 13m1 stop Seattle/Tacoma Intl

3:59 p.m. - 11:44 p.m.ONT Ontario-YVR Vancouver Intl

6h 45m1 stop Seattle/Tacoma Intl

C$ 436Alaska Airlines

Thu, 10 Dec - Mon, 21 Dec

6:40 p.m. - 11:31 p.m.YVR Vancouver Intl-ONT Ontario

5h 51m1 stop Seattle/Tacoma Intl

6:00 a.m. - 12:05 p.m.ONT Ontario-YVR Vancouver Intl

5h 05m1 stop Seattle/Tacoma Intl

C$ 436Alaska Airlines

Sat, 21 Nov - Tue, 24 Nov

8:00 a.m. - 12:29 p.m.YVR Vancouver Intl-ONT Ontario

5h 29m1 stop San Francisco

4:17 p.m. - 10:19 p.m.ONT Ontario-YVR Vancouver Intl

5h 02m1 stop San Francisco

C$ 448United Airlines

Tue, 10 Nov - Tue, 10 Nov

2:00 p.m. - 8:38 p.m.YVR Vancouver Intl-ONT Ontario

7h 38m1 stop San Francisco

6:00 a.m. - 1:43 p.m.ONT Ontario-YVR Vancouver Intl

6h 43m1 stop San Francisco

C$ 457United Airlines

Thu, 3 Dec - Sun, 6 Dec

9:35 p.m. - 12:29 p.m.YVR Vancouver Intl-ONT Ontario

15h 54m1 stop San Francisco

6:00 a.m. - 1:43 p.m.ONT Ontario-YVR Vancouver Intl

6h 43m1 stop San Francisco

C$ 562Air Canada

Thu, 26 Nov - Sat, 5 Dec

3:25 p.m. - 9:11 p.m.YVR Vancouver Intl-ONT Ontario

6h 46m1 stop Denver Intl

5:00 a.m. - 2:59 p.m.ONT Ontario-YVR Vancouver Intl

8h 59m1 stop Denver Intl

C$ 562Air Canada

Sat, 5 Dec - Sat, 12 Dec

11:45 a.m. - 11:16 p.m.YYZ Toronto Pearson Intl-ONT Ontario

14h 31m1 stop Chicago O'Hare Intl

6:26 a.m. - 11:44 p.m.ONT Ontario-YYZ Toronto Pearson Intl

14h 18m1 stop Chicago O'Hare Intl

C$ 703American Airlines

Fri, 22 Jan - Sun, 24 Jan

3:57 p.m. - 10:12 p.m.YYZ Toronto Pearson Intl-ONT Ontario

9h 15m1 stop Charlotte Douglas

6:30 a.m. - 10:55 p.m.ONT Ontario-YYZ Toronto Pearson Intl

13h 25m2 stops Phoenix Sky Harbor Intl Dallas/Fort Worth

C$ 723American Airlines

Mon, 9 Nov - Sat, 14 Nov

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5:25 p.m. - 11:42 p.m.YVR Vancouver Intl-ONT Ontario

6h 17m1 stop Seattle/Tacoma Intl

6:00 a.m. - 1:35 p.m.ONT Ontario-YVR Vancouver Intl

6h 35m1 stop Seattle/Tacoma Intl

C$ 497Alaska Airlines

Thu, 29 Oct - Tue, 10 Nov

12:35 p.m. - 8:15 p.m.YVR Vancouver Intl-ONT Ontario

7h 40m1 stop Portland

6:00 a.m. - 1:35 p.m.ONT Ontario-YVR Vancouver Intl

6h 35m1 stop Seattle/Tacoma Intl

C$ 497Alaska Airlines

Sat, 31 Oct - Sun, 8 Nov

5:25 p.m. - 11:42 p.m.YVR Vancouver Intl-ONT Ontario

6h 17m1 stop Seattle/Tacoma Intl

4:09 p.m. - 11:44 p.m.ONT Ontario-YVR Vancouver Intl

6h 35m1 stop Seattle/Tacoma Intl

C$ 499Alaska Airlines

Thu, 29 Oct - Fri, 6 Nov

1:00 p.m. - 6:01 p.m.YVR Vancouver Intl-ONT Ontario

5h 01m1 stop San Francisco

9:25 a.m. - 5:19 p.m.ONT Ontario-YVR Vancouver Intl

6h 54m1 stop San Francisco

C$ 520United Airlines

Sat, 31 Oct - Sun, 8 Nov

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

5h 29m1 stop San Francisco

6:00 a.m. - 10:19 p.m.ONT Ontario-YVR Vancouver Intl

15h 19m1 stop San Francisco

C$ 532United Airlines

Sat, 31 Oct - Sat, 7 Nov

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

6h 58m1 stop Seattle/Tacoma Intl

5:03 p.m. - 11:36 p.m.ONT Ontario-YVR Vancouver Intl

5h 33m1 stop Salt Lake City

C$ 583Delta

Thu, 29 Oct - Sun, 1 Nov

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

6h 58m1 stop Seattle/Tacoma Intl

1:35 p.m. - 11:36 p.m.ONT Ontario-YVR Vancouver Intl

9h 01m1 stop Salt Lake City

C$ 584Delta

Sat, 31 Oct - Wed, 4 Nov

11:00 a.m. - 8:51 p.m.YVR Vancouver Intl-ONT Ontario

9h 51m2 stops Edmonton Denver Intl

6:00 a.m. - 5:19 p.m.ONT Ontario-YVR Vancouver Intl

10h 19m1 stop San Francisco

C$ 709Air Canada

Thu, 29 Oct - Sun, 1 Nov

6:46 a.m. - 11:53 a.m.YYZ Toronto Pearson Intl-ONT Ontario

8h 07m1 stop Dallas/Fort Worth

10:10 p.m. - 11:06 a.m.ONT Ontario-YYZ Toronto Pearson Intl

9h 56m1 stop Charlotte Douglas

C$ 914American Airlines

Tue, 27 Oct - Tue, 27 Oct

4:10 p.m. - 8:51 p.m.YYZ Toronto Pearson Intl-ONT Ontario

7h 41m1 stop Denver Intl

1:29 p.m. - 10:51 p.m.ONT Ontario-YYZ Toronto Pearson Intl

6h 22m1 stop Denver Intl

C$ 917Air Canada

Thu, 29 Oct - Wed, 4 Nov

Fly from

Route

Depart

Return

Price

Cheapest round-trip

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Mon 23/11

8:50 a.m.-7:36 p.m.

2 stops11h 46m

Ontario

Tue 24/11

10:40 p.m.-4:20 p.m.

2 stops16h 40m

C$ 337

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Tue 8/12

11:00 a.m.-6:31 p.m.

2 stops8h 31m

Ontario

Tue 15/12

8:44 a.m.-4:00 p.m.

1 stop6h 16m

C$ 339

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Thu 10/12

7:00 a.m.-11:13 a.m.

1 stop5h 13m

Ontario

Mon 21/12

3:59 p.m.-11:44 p.m.

1 stop6h 45m

C$ 436

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Sat 21/11

6:40 p.m.-11:31 p.m.

1 stop5h 51m

Ontario

Tue 24/11

6:00 a.m.-12:05 p.m.

1 stop5h 05m

C$ 436

Quickest round-trip

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Tue 10/11

8:00 a.m.-12:29 p.m.

1 stop5h 29m

Ontario

Tue 10/11

4:17 p.m.-10:19 p.m.

1 stop5h 02m

C$ 448

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Thu 3/12

2:00 p.m.-8:38 p.m.

1 stop7h 38m

Ontario

Sun 6/12

6:00 a.m.-1:43 p.m.

1 stop6h 43m

C$ 457

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Thu 26/11

9:35 p.m.-12:29 p.m.

1 stop15h 54m

Ontario

Sat 5/12

6:00 a.m.-1:43 p.m.

1 stop6h 43m

C$ 562

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Sat 5/12

3:25 p.m.-9:11 p.m.

1 stop6h 46m

Ontario

Sat 12/12

5:00 a.m.-2:59 p.m.

1 stop8h 59m

C$ 562

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Fri 22/1

11:45 a.m.-11:16 p.m.

1 stop14h 31m

Ontario

Sun 24/1

6:26 a.m.-11:44 p.m.

1 stop14h 18m

C$ 703

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Mon 9/11

3:57 p.m.-10:12 p.m.

1 stop9h 15m

Ontario

Sat 14/11

6:30 a.m.-10:55 p.m.

2 stops13h 25m

C$ 723

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$ 671. The month of October is another great option to travel to Ontario, with average flight prices from Canada averaging around C$ 671.

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$ 176
Best Round-Trip Price	C$ 337
Fastest flight time	14h 31m

The best one-way flight price to Ontario from Canada in the last 5 days is C$ 176 (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$ 337 (Vancouver Intl to Ontario).

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The fastest flight to Ontario from Canada takes 14h 31m (Ottawa 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$ 512. 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$ 65. 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.