Which airlines fly to Ontario?

Based on our data, the most popular airlines that fly to Ontario from Canada are WestJet, Air Canada, 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$ 453 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 16 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, 10,209 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$ 215 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 04m on average. If you fly from Vancouver Intl (another popular airport in Canada) to Los Angeles, then the average flight time is 2h.

C$ 208 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.

5:05 p.m. - 7:04 a.m.YVR Vancouver Intl-ONT Ontario

13h 59m1 stop Las Vegas Harry Reid Intl

2:30 p.m. - 12:15 a.m.ONT Ontario-YVR Vancouver Intl

9h 45m2 stops Las Vegas Harry Reid Intl Calgary

C$ 396Multiple Airlines

Sun, 4 Oct - Wed, 7 Oct

4:00 p.m. - 9:40 a.m.YWG Winnipeg-ONT Ontario

19h 40m1 stop Las Vegas Harry Reid Intl

8:35 p.m. - 4:25 p.m.ONT Ontario-YWG Winnipeg

17h 50m2 stops Las Vegas Harry Reid Intl Calgary

C$ 399Multiple Airlines

Mon, 26 Oct - Mon, 2 Nov

11:50 a.m. - 6:00 p.m.YVR Vancouver Intl-ONT Ontario

6h 10m1 stop Seattle/Tacoma Intl

6:56 p.m. - 11:55 p.m.ONT Ontario-YVR Vancouver Intl

4h 59m1 stop Seattle/Tacoma Intl

C$ 438Alaska Airlines

Tue, 20 Oct - Fri, 30 Oct

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

6h 17m1 stop Seattle/Tacoma Intl

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

6h 15m1 stop Seattle/Tacoma Intl

C$ 438Alaska Airlines

Thu, 15 Oct - Wed, 21 Oct

2:00 p.m. - 4:47 p.m.YVR Vancouver Intl-ONT Ontario

3h 47m1 stop San Francisco

1:00 p.m. - 11:14 p.m.ONT Ontario-YVR Vancouver Intl

9h 14m1 stop Denver Intl

C$ 454Air Canada

Sat, 6 Feb - Sat, 13 Feb

12:25 p.m. - 4:36 p.m.YVR Vancouver Intl-ONT Ontario

5h 11m1 stop San Francisco

11:20 a.m. - 7:05 p.m.ONT Ontario-YVR Vancouver Intl

6h 45m1 stop San Francisco

C$ 458Air Canada

Mon, 14 Dec - Tue, 5 Jan

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

5h 29m1 stop San Francisco

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

7h 43m1 stop San Francisco

C$ 493United Airlines

Thu, 29 Oct - Mon, 2 Nov

7:00 a.m. - 3:22 p.m.YVR Vancouver Intl-ONT Ontario

8h 22m1 stop San Francisco

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

7h 07m1 stop San Francisco

C$ 493United Airlines

Tue, 6 Oct - Wed, 7 Oct

4:37 p.m. - 4:19 p.m.YVR Vancouver Intl-ONT Ontario

24h 42m1 stop Seattle/Tacoma Intl

7:00 a.m. - 12:56 a.m.ONT Ontario-YVR Vancouver Intl

16h 56m1 stop Seattle/Tacoma Intl

C$ 597WestJet

Tue, 10 Nov - Wed, 18 Nov

4:37 p.m. - 4:19 p.m.YVR Vancouver Intl-ONT Ontario

24h 42m1 stop Seattle/Tacoma Intl

7:00 a.m. - 11:45 p.m.ONT Ontario-YVR Vancouver Intl

15h 45m2 stops Seattle/Tacoma Intl Calgary

C$ 602WestJet

Tue, 10 Nov - Tue, 17 Nov

Cheap last-minute flights

Enter your travel dates to find the best prices.

5:25 p.m. - 11:16 a.m.YVR Vancouver Intl-ONT Ontario

17h 51m1 stop Seattle/Tacoma Intl

6:02 a.m. - 10:58 p.m.ONT Ontario-YVR Vancouver Intl

16h 56m2 stops Seattle/Tacoma Intl Portland

C$ 538Alaska Airlines

Wed, 16 Sep - Wed, 23 Sep

5:45 p.m. - 10:40 p.m.YVR Vancouver Intl-ONT Ontario

4h 55m1 stop Seattle/Tacoma Intl

6:00 p.m. - 10:59 p.m.ONT Ontario-YVR Vancouver Intl

4h 59m1 stop Seattle/Tacoma Intl

C$ 543Delta

Sat, 19 Sep - Sun, 27 Sep

8:05 a.m. - 5:18 p.m.YVR Vancouver Intl-ONT Ontario

9h 13m2 stops Seattle/Tacoma Intl Portland

6:02 a.m. - 10:58 p.m.ONT Ontario-YVR Vancouver Intl

16h 56m2 stops Seattle/Tacoma Intl Portland

C$ 545Alaska Airlines

Wed, 16 Sep - Wed, 23 Sep

3:30 p.m. - 7:36 p.m.YVR Vancouver Intl-ONT Ontario

28h 06m1 stop San Francisco

12:07 p.m. - 11:45 a.m.ONT Ontario-YVR Vancouver Intl

23h 38m2 stops San Francisco Calgary

C$ 557Multiple Airlines

Wed, 16 Sep - Mon, 5 Oct

3:15 p.m. - 8:01 p.m.YVR Vancouver Intl-ONT Ontario

4h 46m1 stop San Francisco

8:03 a.m. - 1:12 p.m.ONT Ontario-YVR Vancouver Intl

5h 09m1 stop San Francisco

C$ 596United Airlines

Sat, 19 Sep - Tue, 29 Sep

3:15 p.m. - 8:01 p.m.YVR Vancouver Intl-ONT Ontario

4h 46m1 stop San Francisco

8:03 a.m. - 1:12 p.m.ONT Ontario-YVR Vancouver Intl

5h 09m1 stop San Francisco

C$ 596United Airlines

Sat, 19 Sep - Wed, 30 Sep

5:25 p.m. - 10:51 p.m.YVR Vancouver Intl-ONT Ontario

5h 26m1 stop San Francisco

5:00 a.m. - 11:14 a.m.ONT Ontario-YVR Vancouver Intl

6h 14m1 stop Denver Intl

C$ 639Air Canada

Thu, 17 Sep - Thu, 24 Sep

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

5h 12m1 stop San Francisco

5:00 a.m. - 11:14 a.m.ONT Ontario-YVR Vancouver Intl

6h 14m1 stop Denver Intl

C$ 685Air Canada

Sun, 20 Sep - Sun, 27 Sep

5:45 p.m. - 5:19 p.m.YVR Vancouver Intl-ONT Ontario

23h 34m1 stop Seattle/Tacoma Intl

11:54 a.m. - 4:55 p.m.ONT Ontario-YVR Vancouver Intl

5h 01m1 stop Seattle/Tacoma Intl

C$ 736WestJet

Tue, 15 Sep - Tue, 29 Sep

6:15 a.m. - 5:19 p.m.YVR Vancouver Intl-ONT Ontario

11h 04m1 stop Seattle/Tacoma Intl

11:54 a.m. - 4:55 p.m.ONT Ontario-YVR Vancouver Intl

5h 01m1 stop Seattle/Tacoma Intl

C$ 736WestJet

Wed, 16 Sep - Tue, 29 Sep

Fly from

Route

Depart

Return

Price

Cheapest round-trip

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Sun 4/10

5:05 p.m.-7:04 a.m.

1 stop13h 59m

Ontario

Wed 7/10

2:30 p.m.-12:15 a.m.

2 stops9h 45m

C$ 396

WinnipegOntario

YWG Winnipeg - ONT Ontario

YWGONT

Winnipeg

Mon 26/10

4:00 p.m.-9:40 a.m.

1 stop19h 40m

Ontario

Mon 2/11

8:35 p.m.-4:25 p.m.

2 stops17h 50m

C$ 399

Quickest round-trip

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Tue 20/10

11:50 a.m.-6:00 p.m.

1 stop6h 10m

Ontario

Fri 30/10

6:56 p.m.-11:55 p.m.

1 stop4h 59m

C$ 438

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Thu 15/10

5:25 p.m.-11:42 p.m.

1 stop6h 17m

Ontario

Wed 21/10

6:02 a.m.-12:17 p.m.

1 stop6h 15m

C$ 438

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Sat 6/2

2:00 p.m.-4:47 p.m.

1 stop3h 47m

Ontario

Sat 13/2

1:00 p.m.-11:14 p.m.

1 stop9h 14m

C$ 454

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Mon 14/12

12:25 p.m.-4:36 p.m.

1 stop5h 11m

Ontario

Tue 5/1

11:20 a.m.-7:05 p.m.

1 stop6h 45m

C$ 458

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Thu 29/10

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

1 stop5h 29m

Ontario

Mon 2/11

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

1 stop7h 43m

C$ 493

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Tue 6/10

7:00 a.m.-3:22 p.m.

1 stop8h 22m

Ontario

Wed 7/10

1:52 p.m.-8:59 p.m.

1 stop7h 07m

C$ 493

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Tue 10/11

4:37 p.m.-4:19 p.m.

1 stop24h 42m

Ontario

Wed 18/11

7:00 a.m.-12:56 a.m.

1 stop16h 56m

C$ 597

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Tue 10/11

4:37 p.m.-4:19 p.m.

1 stop24h 42m

Ontario

Tue 17/11

7:00 a.m.-11:45 p.m.

2 stops15h 45m

C$ 602

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 October is, on average, the cheapest month to fly to Ontario from Canada, with most prices found around C$ 643. The month of February is another great option to travel to Ontario, with average flight prices from Canada averaging around C$ 665.

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$ 208
Best Round-Trip Price	C$ 368
Fastest flight time	10h 21m

The best one-way flight price to Ontario from Canada in the last 5 days is C$ 208 (Vancouver Intl to Ontario).

Search Deals

The best round-trip flight price to Ontario from Canada in the last 5 days is C$ 368 (Vancouver Intl to Ontario).

Search Deals

The fastest flight to Ontario from Canada takes 10h 21m (Abbotsford 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 Burbank Bob Hope 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 Ontario Airport where the average price is C$ 281. 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$ 146. This is 68% 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 September 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.