What is the cheapest airline that flies from Canada to Ontario?

United Airlines, Delta, and WestJet are the most popular carriers operating from Canada to Ontario

What airlines fly to Ontario?

Air Canada, WestJet and Porter Airlines are the top three most popular airlines that fly to Ontario from Canada according to our data. Air Canada is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 9 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Ontario?

Average flight duration from Canada to Ontario depends on which airport you fly into and out of. Flying from Vancouver to Los Angeles is 1h 50m on average, while flying from Calgary to Los Angeles is 2h 25m on average. Los Angeles is the most popular airport in Ontario.

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

Prices for flights from Canada to Ontario Airport are updated daily.

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

As of September 2026, there are 3 operators available to choose from for flights from Canada to Ontario Airport.

How old do you have to be to fly from Canada 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 from Canada to Ontario Airport.

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

The necessary travel and health documents for your Ontario Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$152 Cheap Flights from Canada to Ontario in 2026/27

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3:20 pm - 9:09 amYYC Calgary-ONT Ontario

18h 49m1 stop Las Vegas Harry Reid Intl

2:23 pm - 11:15 amONT Ontario-YYC Calgary

19h 52m2 stops Las Vegas Harry Reid Intl Phoenix Sky Harbor Intl

$313Multiple Airlines

Fri, Oct 23 - Thu, Oct 29

2:45 pm - 6:28 pmYYC Calgary-ONT Ontario

5h 43m1 stop San Francisco

12:01 pm - 10:25 pmONT Ontario-YYC Calgary

8h 24m1 stop San Francisco

$332Multiple Airlines

Thu, Nov 5 - Mon, Nov 9

3:22 pm - 10:51 pmYYC Calgary-ONT Ontario

8h 29m1 stop San Francisco

6:00 am - 12:26 pmONT Ontario-YYC Calgary

5h 26m1 stop San Francisco

$346United Airlines

Fri, Oct 23 - Sun, Oct 25

3:00 pm - 9:09 amYVR Vancouver Intl-ONT Ontario

18h 09m2 stops Calgary Las Vegas Harry Reid Intl

8:35 pm - 4:00 pmONT Ontario-YVR Vancouver Intl

18h 25m2 stops Las Vegas Harry Reid Intl Calgary

$347Multiple Airlines

Fri, Oct 23 - Mon, Nov 2

3:22 pm - 10:51 pmYYC Calgary-ONT Ontario

8h 29m1 stop San Francisco

5:00 am - 9:48 pmONT Ontario-YYC Calgary

15h 48m1 stop Denver Intl

$358United Airlines

Wed, Oct 14 - Sat, Oct 17

6:15 am - 11:16 amYVR Vancouver Intl-ONT Ontario

5h 01m1 stop Seattle/Tacoma Intl

1:35 pm - 10:36 pmONT Ontario-YVR Vancouver Intl

9h 01m1 stop Salt Lake City

$364Delta

Thu, Oct 15 - Sat, Oct 31

6:45 am - 12:36 pmYVR Vancouver Intl-ONT Ontario

5h 51m1 stop Salt Lake City

5:03 pm - 10:36 pmONT Ontario-YVR Vancouver Intl

5h 33m1 stop Salt Lake City

$364Delta

Tue, Oct 20 - Tue, Oct 27

2:00 pm - 5:01 pmYVR Vancouver Intl-ONT Ontario

4h 01m1 stop San Francisco

6:00 am - 2:43 pmONT Ontario-YVR Vancouver Intl

7h 43m1 stop San Francisco

$364United Airlines

Wed, Nov 4 - Mon, Nov 9

3:57 pm - 10:12 pmYYZ Toronto Pearson Intl-ONT Ontario

9h 15m1 stop Charlotte Douglas

6:30 am - 10:55 pmONT Ontario-YYZ Toronto Pearson Intl

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

$500American Airlines

Mon, Nov 9 - Sat, Nov 14

6:46 am - 11:53 amYYZ Toronto Pearson Intl-ONT Ontario

8h 07m1 stop Dallas/Fort Worth

12:43 pm - 10:47 pmONT Ontario-YYZ Toronto Pearson Intl

7h 04m1 stop Dallas/Fort Worth

$532American Airlines

Sat, Oct 24 - Sat, Oct 31

Recent last minute flight deals from Canada to Los Angeles

Enter your travel dates to find the best prices.

2:20 pm - 8:58 pmYVR Vancouver Intl-ONT Ontario

6h 38m1 stop Denver Intl

6:00 am - 12:43 pmONT Ontario-YVR Vancouver Intl

6h 43m1 stop San Francisco

$422United Airlines

Wed, Sep 30 - Wed, Oct 28

3:15 pm - 10:59 pmYVR Vancouver Intl-ONT Ontario

7h 44m1 stop San Francisco

1:52 pm - 8:59 pmONT Ontario-YVR Vancouver Intl

7h 07m1 stop San Francisco

$435United Airlines

Wed, Sep 30 - Wed, Oct 7

6:00 am - 8:58 pmYYC Calgary-ONT Ontario

15h 58m1 stop Denver Intl

5:00 am - 9:48 pmONT Ontario-YYC Calgary

15h 48m1 stop Denver Intl

$456United Airlines

Sun, Sep 27 - Sun, Oct 4

7:30 pm - 11:16 amYVR Vancouver Intl-ONT Ontario

15h 46m1 stop Seattle/Tacoma Intl

7:25 am - 4:30 pmONT Ontario-YVR Vancouver Intl

9h 05m2 stops Portland Seattle/Tacoma Intl

$460Alaska Airlines

Wed, Sep 30 - Wed, Oct 28

6:00 am - 11:14 amYVR Vancouver Intl-ONT Ontario

5h 14m1 stop Seattle/Tacoma Intl

2:13 pm - 8:53 pmONT Ontario-YVR Vancouver Intl

6h 40m1 stop Seattle/Tacoma Intl

$461Alaska Airlines

Mon, Sep 28 - Mon, Oct 5

6:00 am - 5:18 pmYVR Vancouver Intl-ONT Ontario

11h 18m2 stops Seattle/Tacoma Intl Portland

6:02 am - 10:52 amONT Ontario-YVR Vancouver Intl

4h 50m1 stop Seattle/Tacoma Intl

$476Alaska Airlines

Wed, Sep 30 - Wed, Oct 7

5:45 pm - 10:40 pmYVR Vancouver Intl-ONT Ontario

4h 55m1 stop Seattle/Tacoma Intl

6:00 am - 12:15 pmONT Ontario-YVR Vancouver Intl

6h 15m1 stop Salt Lake City

$503Delta

Sat, Sep 26 - Wed, Oct 7

5:45 pm - 10:40 pmYVR Vancouver Intl-ONT Ontario

4h 55m1 stop Seattle/Tacoma Intl

6:00 pm - 10:59 pmONT Ontario-YVR Vancouver Intl

4h 59m1 stop Seattle/Tacoma Intl

$503Delta

Sat, Sep 26 - Tue, Oct 6

6:15 pm - 10:37 pmYYZ Toronto Pearson Intl-ONT Ontario

7h 22m1 stop Dallas/Fort Worth

12:43 pm - 10:47 pmONT Ontario-YYZ Toronto Pearson Intl

7h 04m1 stop Dallas/Fort Worth

$738American Airlines

Mon, Sep 28 - Thu, Oct 29

6:15 pm - 10:37 pmYYZ Toronto Pearson Intl-ONT Ontario

7h 22m1 stop Dallas/Fort Worth

12:43 pm - 10:47 pmONT Ontario-YYZ Toronto Pearson Intl

7h 04m1 stop Dallas/Fort Worth

$738American Airlines

Mon, Sep 28 - Wed, Oct 28

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Alaska Airlines flights from Canada to Ontario

Our best Alaska Airlines deals on Canada to Ontario flight tickets

Alaska Airlines

Nov 3

YVR7:00 amVancouver Intl

4h 18m

1 stop

ONT10:18 amOntario

Nov 7

ONT4:09 pmOntario

7h 36m

1 stop

YVR12:45 amVancouver Intl

$368

Alaska Airlines

Oct 20

YVR8:05 amVancouver Intl

7h 57m

2 stops

ONT4:02 pmOntario

Oct 27

ONT7:25 amOntario

9h 05m

2 stops

YVR4:30 pmVancouver Intl

$374

Alaska Airlines

Nov 4

YVR7:00 amVancouver Intl

8h 26m

2 stops

ONT2:26 pmOntario

Nov 8

ONT6:00 amOntario

7h 35m

1 stop

YVR2:35 pmVancouver Intl

$378

Air Canada flights from Canada to Ontario

Our best Air Canada deals on Canada to Ontario flight tickets

Air Canada

Oct 5

YYC9:40 pmCalgary

23h 51m

2 stops

ONT8:31 pmOntario

Oct 11

ONT6:07 amOntario

13h 32m

2 stops

YYC8:39 pmCalgary

$429

Air Canada

Oct 14

YYC3:22 pmCalgary

8h 29m

1 stop

ONT10:51 pmOntario

Oct 17

ONT5:00 amOntario

12h 27m

2 stops

YYC6:27 pmCalgary

$433

Air Canada

Oct 8

YVR3:15 pmVancouver Intl

7h 36m

1 stop

ONT10:51 pmOntario

Oct 11

ONT6:07 amOntario

4h 41m

1 stop

YVR10:48 amVancouver Intl

$441

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CalgaryOntario

YYC Calgary - ONT Ontario

YYCONT

Calgary

Fri 10/23

3:20 pm-9:09 am

1 stop18h 49m

Ontario

Thu 10/29

2:23 pm-11:15 am

2 stops19h 52m

$313

CalgaryOntario

YYC Calgary - ONT Ontario

YYCONT

Calgary

Thu 11/5

2:45 pm-6:28 pm

1 stop5h 43m

Ontario

Mon 11/9

12:01 pm-10:25 pm

1 stop8h 24m

$332

CalgaryOntario

YYC Calgary - ONT Ontario

YYCONT

Calgary

Fri 10/23

3:22 pm-10:51 pm

1 stop8h 29m

Ontario

Sun 10/25

6:00 am-12:26 pm

1 stop5h 26m

$346

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Fri 10/23

3:00 pm-9:09 am

2 stops18h 09m

Ontario

Mon 11/2

8:35 pm-4:00 pm

2 stops18h 25m

$347

CalgaryOntario

YYC Calgary - ONT Ontario

YYCONT

Calgary

Wed 10/14

3:22 pm-10:51 pm

1 stop8h 29m

Ontario

Sat 10/17

5:00 am-9:48 pm

1 stop15h 48m

$358

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Thu 10/15

6:15 am-11:16 am

1 stop5h 01m

Ontario

Sat 10/31

1:35 pm-10:36 pm

1 stop9h 01m

$364

Quickest round-trip

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Tue 10/20

6:45 am-12:36 pm

1 stop5h 51m

Ontario

Tue 10/27

5:03 pm-10:36 pm

1 stop5h 33m

$364

VancouverOntario

YVR Vancouver Intl - ONT Ontario

YVRONT

Vancouver Intl

Wed 11/4

2:00 pm-5:01 pm

1 stop4h 01m

Ontario

Mon 11/9

6:00 am-2:43 pm

1 stop7h 43m

$364

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Mon 11/9

3:57 pm-10:12 pm

1 stop9h 15m

Ontario

Sat 11/14

6:30 am-10:55 pm

2 stops13h 25m

$500

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Sat 10/24

6:46 am-11:53 am

1 stop8h 07m

Ontario

Sat 10/31

12:43 pm-10:47 pm

1 stop7h 04m

$532

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Canada to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Ontario?

In general, April is the cheapest month to fly from Canada to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $421. If you aren’t able to travel during the month of April, then book flights to Ontario from Canada during October instead. Flights to Ontario in October, while not as cheap as those in April, still average around $454.

Can stopping save me money on Canada to Ontario flights?

You could potentially save up to 17% on your flight if you consider stops on a Canada to Ontario flight.

Cheap Canada to Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Canada to Ontario

Best Price Found	$152
Fastest flight time	3h 47m
Direct flights	None

The best one-way flight to Ontario from Canada in the past 72 hours is $152. The best round-trip flight deal from Canada to Ontario found on momondo in the last 72 hours is $313.

The fastest flight from Canada to Ontario takes 3h 47m

There are no direct flights from Canada to Ontario. There are no popular flight routes from Canada to Ontario.

Search flight deals

Frequently asked questions about flying from Canada to Ontario

When did momondo last update prices for flights from Canada to Ontario Airport?
Prices for flights from Canada to Ontario Airport are updated daily.
How many operators does momondo search for flights from Canada to Ontario Airport?
As of September 2026, there are 3 operators available to choose from for flights from Canada to Ontario Airport.
How old do you have to be to fly from Canada 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 from Canada to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The necessary travel and health documents for your Ontario Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Canada to Ontario

Compare and see reviews for airlines that fly from Canada to Ontario with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $265	Free Cancellation	Rating 7.8 8,595 reviews	Search Delta flights
United Airlines	PriceFrom $315	Free Cancellation	Rating 7.4 10,233 reviews	Search United Airlines flights
American Airlines	PriceFrom $437	Free Cancellation	Rating 7.0 12,074 reviews	Search American Airlines flights

Why use momondo?

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

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

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

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

How can momondo help me find flights from Canada to Ontario?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Canada to Ontario.

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

Of course. momondo tracks the price of Canada to Ontario flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Ontario trip

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Cheap flights from Canada to Los Angeles from $152

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Canada to Los Angeles departing on 11/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Alaska Airlines flights from Canada to Ontario

Our best Alaska Airlines deals on Canada to Ontario flight tickets

Air Canada flights from Canada to Ontario

Our best Air Canada deals on Canada to Ontario flight tickets

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How to get the cheapest flight ticket from Canada to Ontario

What is the cheapest month to fly to Ontario?

Can stopping save me money on Canada to Ontario flights?

What is the cheapest airline that flies from Canada to Ontario?

What airlines fly to Ontario?

How long does it take to fly to Ontario?

Cheap Canada to Ontario flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Canada to Ontario

Best airlines flying from Canada to Ontario

Compare and see reviews for airlines that fly from Canada to Ontario with momondo

Why use momondo?

An easier way to manage your Ontario trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing California

Fly your favorite airline to Los Angeles

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Los Angeles

List of cabin classes available on flights landing in Los Angeles. Availability may vary depending on flight origin and airline.

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