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 18 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$ 454 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 14 times per week usually, making it a popular airline to fly with, particularly when heading to Ontario from Denver Intl. United Airlines (rating: 7.4, 10,113 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$ 216 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 on average. If you fly from Vancouver Intl (another popular airport in Canada) to Los Angeles, then the average flight time is 2h.

C$ 213 Cheap Flights to Ontario in 2026

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.

6:15 a.m. - 11:14 a.m.YVR Vancouver Intl-ONT Ontario

4h 59m1 stop Seattle/Tacoma Intl

5:15 p.m. - 10:34 p.m.ONT Ontario-YVR Vancouver Intl

5h 19m1 stop Salt Lake City

C$ 380Delta

Fri, 11 Sep - Sun, 13 Sep

9:47 a.m. - 8:01 p.m.YVR Vancouver Intl-ONT Ontario

10h 14m1 stop San Francisco

5:00 a.m. - 6:18 p.m.ONT Ontario-YVR Vancouver Intl

13h 18m1 stop Denver Intl

C$ 382United Airlines

Thu, 10 Sep - Fri, 11 Sep

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

5h 12m1 stop San Francisco

6:08 a.m. - 8:59 p.m.ONT Ontario-YVR Vancouver Intl

14h 51m1 stop San Francisco

C$ 382United Airlines

Fri, 11 Sep - Sun, 13 Sep

6:15 a.m. - 11:14 a.m.YVR Vancouver Intl-ONT Ontario

4h 59m1 stop Seattle/Tacoma Intl

5:15 p.m. - 10:34 p.m.ONT Ontario-YVR Vancouver Intl

5h 19m1 stop Salt Lake City

C$ 389Delta

Fri, 11 Sep - Sun, 13 Sep

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

6h 10m1 stop Seattle/Tacoma Intl

11:13 a.m. - 4:10 p.m.ONT Ontario-YVR Vancouver Intl

4h 57m1 stop Seattle/Tacoma Intl

C$ 442Alaska Airlines

Tue, 20 Oct - Thu, 29 Oct

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

6h 17m1 stop Seattle/Tacoma Intl

6:02 a.m. - 12:40 p.m.ONT Ontario-YVR Vancouver Intl

6h 38m1 stop Seattle/Tacoma Intl

C$ 443Alaska Airlines

Mon, 26 Oct - Wed, 28 Oct

9:47 a.m. - 6:11 p.m.YVR Vancouver Intl-ONT Ontario

8h 24m1 stop San Francisco

6:08 a.m. - 1:12 p.m.ONT Ontario-YVR Vancouver Intl

7h 04m1 stop San Francisco

C$ 447Air Canada

Fri, 11 Sep - Sun, 13 Sep

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

5h 12m1 stop San Francisco

6:08 a.m. - 10:48 a.m.ONT Ontario-YVR Vancouver Intl

4h 40m1 stop San Francisco

C$ 471Air Canada

Thu, 10 Sep - Wed, 16 Sep

6:46 a.m. - 1:53 p.m.YYZ Toronto Pearson Intl-ONT Ontario

10h 07m1 stop Dallas/Fort Worth

2:22 p.m. - 10:59 a.m.ONT Ontario-YYZ Toronto Pearson Intl

17h 37m2 stops Dallas/Fort Worth Chicago O'Hare Intl

C$ 632American Airlines

Sat, 5 Sep - Sat, 12 Sep

6:46 a.m. - 1:25 p.m.YYZ Toronto Pearson Intl-ONT Ontario

9h 39m1 stop Dallas/Fort Worth

6:00 a.m. - 5:20 p.m.ONT Ontario-YYZ Toronto Pearson Intl

8h 20m1 stop Dallas/Fort Worth

C$ 632American Airlines

Sat, 19 Sep - Sat, 26 Sep

Cheap last-minute flights

Enter your travel dates to find the best prices.

5:00 a.m. - 5:21 p.m.YVR Vancouver Intl-ONT Ontario

12h 21m2 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$ 561WestJet

Tue, 18 Aug - Sat, 22 Aug

5:00 a.m. - 5:21 p.m.YVR Vancouver Intl-ONT Ontario

12h 21m2 stops Calgary Seattle/Tacoma Intl

3:35 p.m. - 6:45 p.m.ONT Ontario-YVR Vancouver Intl

27h 10m1 stop Seattle/Tacoma Intl

C$ 566WestJet

Tue, 18 Aug - Sat, 22 Aug

1:41 p.m. - 8:01 p.m.YYC Calgary-ONT Ontario

7h 20m1 stop San Francisco

6:08 a.m. - 12:30 p.m.ONT Ontario-YYC Calgary

5h 22m1 stop San Francisco

C$ 603United Airlines

Tue, 18 Aug - Thu, 20 Aug

1:27 p.m. - 8:53 p.m.YYC Calgary-ONT Ontario

8h 26m1 stop Denver Intl

5:00 a.m. - 1:53 p.m.ONT Ontario-YYC Calgary

7h 53m1 stop Denver Intl

C$ 612United Airlines

Sat, 15 Aug - Tue, 25 Aug

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

5h 12m1 stop San Francisco

11:00 a.m. - 4:23 p.m.ONT Ontario-YVR Vancouver Intl

5h 23m1 stop San Francisco

C$ 637Air Canada

Tue, 18 Aug - Sat, 22 Aug

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

5h 12m1 stop San Francisco

6:08 a.m. - 1:12 p.m.ONT Ontario-YVR Vancouver Intl

7h 04m1 stop San Francisco

C$ 646Air Canada

Tue, 18 Aug - Tue, 25 Aug

11:57 a.m. - 4:30 p.m.YEG Edmonton-ONT Ontario

5h 33m1 stop Seattle/Tacoma Intl

6:05 p.m. - 10:51 a.m.ONT Ontario-YEG Edmonton

15h 46m2 stops Portland Seattle/Tacoma Intl

C$ 807Alaska Airlines

Sun, 16 Aug - Wed, 26 Aug

8:30 a.m. - 4:30 p.m.YVR Vancouver Intl-ONT Ontario

8h 00m2 stops Portland Seattle/Tacoma Intl

2:05 p.m. - 8:53 p.m.ONT Ontario-YVR Vancouver Intl

6h 48m1 stop Seattle/Tacoma Intl

C$ 808Alaska Airlines

Fri, 14 Aug - Mon, 17 Aug

6:15 a.m. - 3:19 p.m.YYZ Toronto Pearson Intl-ONT Ontario

12h 04m2 stops Charlotte Douglas Phoenix Sky Harbor Intl

10:29 a.m. - 11:29 p.m.ONT Ontario-YYZ Toronto Pearson Intl

10h 00m2 stops Dallas/Fort Worth Chicago O'Hare Intl

C$ 912American Airlines

Thu, 13 Aug - Tue, 18 Aug

6:15 a.m. - 3:19 p.m.YYZ Toronto Pearson Intl-ONT Ontario

12h 04m2 stops Charlotte Douglas Phoenix Sky Harbor Intl

10:29 a.m. - 11:29 p.m.ONT Ontario-YYZ Toronto Pearson Intl

10h 00m2 stops Dallas/Fort Worth Chicago O'Hare Intl

C$ 915American Airlines

Thu, 13 Aug - Tue, 18 Aug

Fly from

Route

Depart

Return

Price

Cheapest round-trip

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Fri 11/9

6:15 a.m.-11:14 a.m.

1 stop4h 59m

Ontario

Sun 13/9

5:15 p.m.-10:34 p.m.

1 stop5h 19m

C$ 380

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Thu 10/9

9:47 a.m.-8:01 p.m.

1 stop10h 14m

Ontario

Fri 11/9

5:00 a.m.-6:18 p.m.

1 stop13h 18m

C$ 382

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Fri 11/9

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

1 stop5h 12m

Ontario

Sun 13/9

6:08 a.m.-8:59 p.m.

1 stop14h 51m

C$ 382

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Fri 11/9

6:15 a.m.-11:14 a.m.

1 stop4h 59m

Ontario

Sun 13/9

5:15 p.m.-10:34 p.m.

1 stop5h 19m

C$ 389

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Tue 20/10

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

1 stop6h 10m

Ontario

Thu 29/10

11:13 a.m.-4:10 p.m.

1 stop4h 57m

C$ 442

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Mon 26/10

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

1 stop6h 17m

Ontario

Wed 28/10

6:02 a.m.-12:40 p.m.

1 stop6h 38m

C$ 443

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Fri 11/9

9:47 a.m.-6:11 p.m.

1 stop8h 24m

Ontario

Sun 13/9

6:08 a.m.-1:12 p.m.

1 stop7h 04m

C$ 447

Quickest round-trip

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Thu 10/9

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

1 stop5h 12m

Ontario

Wed 16/9

6:08 a.m.-10:48 a.m.

1 stop4h 40m

C$ 471

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Sat 5/9

6:46 a.m.-1:53 p.m.

1 stop10h 07m

Ontario

Sat 12/9

2:22 p.m.-10:59 a.m.

2 stops17h 37m

C$ 632

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Sat 19/9

6:46 a.m.-1:25 p.m.

1 stop9h 39m

Ontario

Sat 26/9

6:00 a.m.-5:20 p.m.

1 stop8h 20m

C$ 632

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$ 645. The month of February is another great option to travel to Ontario, with average flight prices from Canada averaging around C$ 667.

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$ 213
Best Round-Trip Price	C$ 380
Fastest flight time	11h 43m

The best one-way flight price to Ontario from Canada in the last 5 days is C$ 213 (Vancouver Intl to Ontario).

Search Deals

The best round-trip flight price to Ontario from Canada in the last 5 days is C$ 380 (Vancouver Intl to Ontario).

Search Deals

The fastest flight to Ontario from Canada takes 11h 43m (Québec City 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$ 305. 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$ 82. This is 82% 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 August 2026, there are 5 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.