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 6 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 10 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, 10,451 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 25m on average. If you fly from Vancouver Intl (another popular airport in Canada) to Los Angeles, then the average flight time is 2h 55m.

C$ 179 Cheap Flights to Ontario in 2026/27

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Canada to Ontario

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:50 a.m. - 6:31 p.m.YVR Vancouver Intl-ONT Ontario

10h 41m2 stops Phoenix Sky Harbor Intl Las Vegas Harry Reid Intl

8:44 a.m. - 11:59 p.m.ONT Ontario-YVR Vancouver Intl

14h 15m2 stops Las Vegas Harry Reid Intl Phoenix Sky Harbor Intl

C$ 330Multiple Airlines

Wed, 9 Dec - Wed, 16 Dec

9:15 a.m. - 6:31 p.m.YVR Vancouver Intl-ONT Ontario

10h 16m1 stop Las Vegas Harry Reid Intl

10:48 p.m. - 5:00 p.m.ONT Ontario-YVR Vancouver Intl

17h 12m2 stops Las Vegas Harry Reid Intl Calgary

C$ 333Multiple Airlines

Tue, 8 Dec - Wed, 23 Dec

7:00 a.m. - 11:18 a.m.YVR Vancouver Intl-ONT Ontario

5h 18m1 stop Seattle/Tacoma Intl

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

6h 35m1 stop Seattle/Tacoma Intl

C$ 431Alaska Airlines

Tue, 10 Nov - Tue, 17 Nov

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

5h 13m1 stop Seattle/Tacoma Intl

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

5h 05m1 stop Seattle/Tacoma Intl

C$ 431Alaska Airlines

Sat, 5 Dec - Sun, 6 Dec

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

7h 38m1 stop San Francisco

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

5h 02m1 stop San Francisco

C$ 446United Airlines

Fri, 11 Dec - Tue, 15 Dec

1:36 p.m. - 8:51 p.m.YVR Vancouver Intl-ONT Ontario

8h 15m1 stop Denver Intl

5:00 a.m. - 7:04 p.m.ONT Ontario-YVR Vancouver Intl

13h 04m1 stop Denver Intl

C$ 446United Airlines

Sat, 21 Nov - Tue, 24 Nov

1:36 p.m. - 8:51 p.m.YVR Vancouver Intl-ONT Ontario

8h 15m1 stop Denver Intl

11:20 a.m. - 6:05 p.m.ONT Ontario-YVR Vancouver Intl

5h 45m1 stop San Francisco

C$ 537Air Canada

Wed, 25 Nov - Wed, 2 Dec

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

15h 54m1 stop San Francisco

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

5h 02m1 stop San Francisco

C$ 544Air Canada

Thu, 26 Nov - Fri, 27 Nov

12:27 p.m. - 5:16 p.m.YVR Vancouver Intl-ONT Ontario

5h 49m1 stop Seattle/Tacoma Intl

7:00 a.m. - 10:16 p.m.ONT Ontario-YVR Vancouver Intl

14h 16m1 stop Seattle/Tacoma Intl

C$ 709WestJet

Wed, 11 Nov - Sun, 15 Nov

4:37 p.m. - 5:16 p.m.YVR Vancouver Intl-ONT Ontario

25h 39m1 stop Seattle/Tacoma Intl

7:00 a.m. - 11:56 p.m.ONT Ontario-YVR Vancouver Intl

15h 56m1 stop Seattle/Tacoma Intl

C$ 752WestJet

Thu, 12 Nov - Wed, 18 Nov

Cheap last-minute flights

Enter your travel dates to find the best prices.

7:00 a.m. - 11:18 a.m.YVR Vancouver Intl-ONT Ontario

5h 18m1 stop Seattle/Tacoma Intl

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

5h 05m1 stop Seattle/Tacoma Intl

C$ 515Alaska Airlines

Wed, 4 Nov - Wed, 11 Nov

2:18 p.m. - 10:11 p.m.YVR Vancouver Intl-ONT Ontario

8h 53m1 stop Salt Lake City

5:04 p.m. - 11:42 p.m.ONT Ontario-YVR Vancouver Intl

5h 38m1 stop Salt Lake City

C$ 524Delta

Tue, 3 Nov - Sat, 14 Nov

2:00 p.m. - 6:01 p.m.YVR Vancouver Intl-ONT Ontario

5h 01m1 stop San Francisco

1:35 p.m. - 10:19 p.m.ONT Ontario-YVR Vancouver Intl

7h 44m1 stop San Francisco

C$ 526United Airlines

Wed, 4 Nov - Mon, 9 Nov

2:35 p.m. - 6:21 p.m.YVR Vancouver Intl-ONT Ontario

4h 46m1 stop Seattle/Tacoma Intl

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

6h 35m1 stop Seattle/Tacoma Intl

C$ 569Alaska Airlines

Tue, 3 Nov - Tue, 17 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$ 583Delta

Sat, 31 Oct - Wed, 4 Nov

8:00 a.m. - 10:48 p.m.YVR Vancouver Intl-ONT Ontario

15h 48m1 stop San Francisco

1:35 p.m. - 10:19 p.m.ONT Ontario-YVR Vancouver Intl

7h 44m1 stop San Francisco

C$ 604United Airlines

Sun, 1 Nov - Fri, 6 Nov

10:55 a.m. - 8:15 p.m.YEG Edmonton-ONT Ontario

11h 20m2 stops Calgary San Francisco

5:00 a.m. - 3:15 p.m.ONT Ontario-YEG Edmonton

8h 15m1 stop Denver Intl

C$ 901Air Canada

Wed, 4 Nov - Wed, 11 Nov

10:55 a.m. - 8:15 p.m.YEG Edmonton-ONT Ontario

11h 20m2 stops Calgary San Francisco

5:00 a.m. - 3:15 p.m.ONT Ontario-YEG Edmonton

8h 15m1 stop Denver Intl

C$ 901Air Canada

Wed, 4 Nov - Tue, 10 Nov

8:39 p.m. - 5:12 p.m.YVR Vancouver Intl-ONT Ontario

21h 33m1 stop Seattle/Tacoma Intl

7:00 a.m. - 3:47 p.m.ONT Ontario-YVR Vancouver Intl

7h 47m1 stop Seattle/Tacoma Intl

C$ 945WestJet

Tue, 3 Nov - Tue, 10 Nov

7:45 a.m. - 5:12 p.m.YVR Vancouver Intl-ONT Ontario

10h 27m2 stops Calgary Seattle/Tacoma Intl

7:00 a.m. - 12:40 a.m.ONT Ontario-YVR Vancouver Intl

16h 40m2 stops Seattle/Tacoma Intl Calgary

C$ 1,474WestJet

Wed, 4 Nov - Mon, 9 Nov

Fly from

Route

Depart

Return

Price

Cheapest round-trip

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Wed 9/12

8:50 a.m.-6:31 p.m.

2 stops10h 41m

Ontario

Wed 16/12

8:44 a.m.-11:59 p.m.

2 stops14h 15m

C$ 330

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Tue 8/12

9:15 a.m.-6:31 p.m.

1 stop10h 16m

Ontario

Wed 23/12

10:48 p.m.-5:00 p.m.

2 stops17h 12m

C$ 333

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Tue 10/11

7:00 a.m.-11:18 a.m.

1 stop5h 18m

Ontario

Tue 17/11

4:09 p.m.-11:44 p.m.

1 stop6h 35m

C$ 431

Quickest round-trip

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Sat 5/12

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

1 stop5h 13m

Ontario

Sun 6/12

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

1 stop5h 05m

C$ 431

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Fri 11/12

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

1 stop7h 38m

Ontario

Tue 15/12

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

1 stop5h 02m

C$ 446

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Sat 21/11

1:36 p.m.-8:51 p.m.

1 stop8h 15m

Ontario

Tue 24/11

5:00 a.m.-7:04 p.m.

1 stop13h 04m

C$ 446

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Wed 25/11

1:36 p.m.-8:51 p.m.

1 stop8h 15m

Ontario

Wed 2/12

11:20 a.m.-6:05 p.m.

1 stop5h 45m

C$ 537

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Thu 26/11

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

1 stop15h 54m

Ontario

Fri 27/11

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

1 stop5h 02m

C$ 544

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Wed 11/11

12:27 p.m.-5:16 p.m.

1 stop5h 49m

Ontario

Sun 15/11

7:00 a.m.-10:16 p.m.

1 stop14h 16m

C$ 709

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Thu 12/11

4:37 p.m.-5:16 p.m.

1 stop25h 39m

Ontario

Wed 18/11

7:00 a.m.-11:56 p.m.

1 stop15h 56m

C$ 752

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$ 670. The month of October is another great option to travel to Ontario, with average flight prices from Canada averaging around C$ 670.

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$ 179
Best Round-Trip Price	C$ 330
Fastest flight time	16h 33m

The best one-way flight price to Ontario from Canada in the last 5 days is C$ 179 (Vancouver Intl to Ontario).

Search Deals

The best round-trip flight price to Ontario from Canada in the last 5 days is C$ 330 (Vancouver Intl to Ontario).

Search Deals

The fastest flight to Ontario from Canada takes 16h 33m (Toronto Pearson Intl to Ontario).

Search Deals

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$ 511. 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$ 71. This is 88% 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 7 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.