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Flights to Ontario

C$ 189 Cheap flights to Ontario

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Ontario departing on 3/5. 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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Find the cheapest flights from Canada to Ontario

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
7:00 a.m. - 12:20 p.m.
YVR
-
ONT
5h 20m
1 stop
United Airlines Logo
11:05 a.m. - 8:59 p.m.
ONT
-
YVR
9h 54m
1 stop
C$ 329United Airlines
Tue, 14 Apr - Tue, 21 Apr
United Airlines Logo
7:00 a.m. - 12:14 p.m.
YVR
-
ONT
5h 14m
1 stop
United Airlines Logo
6:00 a.m. - 10:48 a.m.
ONT
-
YVR
4h 48m
1 stop
C$ 339United Airlines
Tue, 31 Mar - Thu, 9 Apr
Delta Logo
3:36 p.m. - 10:37 p.m.
YVR
-
ONT
7h 01m
1 stop
Delta Logo
1:29 p.m. - 11:01 p.m.
ONT
-
YVR
9h 32m
2 stops
C$ 356Delta
Tue, 14 Apr - Tue, 21 Apr
Lufthansa Logo
7:00 a.m. - 12:20 p.m.
YVR
-
ONT
5h 20m
1 stop
Lufthansa Logo
6:00 a.m. - 1:12 p.m.
ONT
-
YVR
7h 12m
1 stop
C$ 360Lufthansa
Sat, 18 Apr - Sun, 26 Apr
Delta Logo
7:40 a.m. - 4:25 p.m.
YYC
-
ONT
9h 45m
1 stop
Delta Logo
1:29 p.m. - 11:00 p.m.
ONT
-
YYC
8h 31m
1 stop
C$ 463Delta
Tue, 14 Apr - Fri, 17 Apr
Air Canada Logo
3:17 p.m. - 8:36 p.m.
YEG
-
ONT
6h 19m
1 stop
Air Canada Logo
5:10 a.m. - 2:08 p.m.
ONT
-
YEG
7h 58m
1 stop
C$ 501Air Canada
Sun, 26 Apr - Wed, 29 Apr
Air Canada Logo
3:17 p.m. - 8:36 p.m.
YEG
-
ONT
6h 19m
1 stop
Air Canada Logo
5:00 a.m. - 10:04 p.m.
ONT
-
YEG
16h 04m
1 stop
C$ 524Air Canada
Tue, 7 Apr - Mon, 25 May
American Airlines Logo
3:45 p.m. - 10:36 p.m.
YUL
-
ONT
9h 51m
1 stop
American Airlines Logo
11:59 p.m. - 2:44 p.m.
ONT
-
YUL
11h 45m
1 stop
C$ 747American Airlines
Thu, 23 Apr - Thu, 30 Apr
American Airlines Logo
2:32 p.m. - 9:07 p.m.
YUL
-
ONT
9h 35m
1 stop
American Airlines Logo
2:08 p.m. - 2:44 p.m.
ONT
-
YUL
21h 36m
1 stop
C$ 749American Airlines
Thu, 9 Apr - Wed, 15 Apr
Lufthansa Logo
2:00 p.m. - 10:31 p.m.
YWG
-
ONT
10h 31m
1 stop
Lufthansa Logo
5:00 a.m. - 8:57 p.m.
ONT
-
YWG
13h 57m
1 stop
C$ 771Lufthansa
Thu, 23 Apr - Thu, 30 Apr

momondo Fare Finder

 
Locate flights to Ontario that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 96,600 searches and data was last updated on 12 March 2026.
Use the filters below to find and compare flights to Ontario that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest round-trip

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Tue 14/4

7:00 a.m.-12:20 p.m.

1 stop5h 20m

Ontario

Tue 21/4

11:05 a.m.-8:59 p.m.

1 stop9h 54m

C$ 329
Quickest round-trip

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Tue 31/3

7:00 a.m.-12:14 p.m.

1 stop5h 14m

Ontario

Thu 9/4

6:00 a.m.-10:48 a.m.

1 stop4h 48m

C$ 339

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Tue 14/4

3:36 p.m.-10:37 p.m.

1 stop7h 01m

Ontario

Tue 21/4

1:29 p.m.-11:01 p.m.

2 stops9h 32m

C$ 356

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Sat 18/4

7:00 a.m.-12:20 p.m.

1 stop5h 20m

Ontario

Sun 26/4

6:00 a.m.-1:12 p.m.

1 stop7h 12m

C$ 360

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Tue 14/4

7:40 a.m.-4:25 p.m.

1 stop9h 45m

Ontario

Fri 17/4

1:29 p.m.-11:00 p.m.

1 stop8h 31m

C$ 463

EdmontonOntario

YEG - ONT

YEGONT

Edmonton

Sun 26/4

3:17 p.m.-8:36 p.m.

1 stop6h 19m

Ontario

Wed 29/4

5:10 a.m.-2:08 p.m.

1 stop7h 58m

C$ 501

EdmontonOntario

YEG - ONT

YEGONT

Edmonton

Tue 7/4

3:17 p.m.-8:36 p.m.

1 stop6h 19m

Ontario

Mon 25/5

5:00 a.m.-10:04 p.m.

1 stop16h 04m

C$ 524

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Thu 23/4

3:45 p.m.-10:36 p.m.

1 stop9h 51m

Ontario

Thu 30/4

11:59 p.m.-2:44 p.m.

1 stop11h 45m

C$ 747

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Thu 9/4

2:32 p.m.-9:07 p.m.

1 stop9h 35m

Ontario

Wed 15/4

2:08 p.m.-2:44 p.m.

1 stop21h 36m

C$ 749

WinnipegOntario

YWG - ONT

YWGONT

Winnipeg

Thu 23/4

2:00 p.m.-10:31 p.m.

1 stop10h 31m

Ontario

Thu 30/4

5:00 a.m.-8:57 p.m.

1 stop13h 57m

C$ 771

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ontario from

Ontario flights insights and trends

Explore insights for your Ontario flight to craft the best travel plan

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 Los Angeles (the most popular airport in Ontario), then the flight time is 5h 15m on average. If you fly from Vancouver Intl (another popular airport in Canada) to Los Angeles Los Angeles, then the average flight time is 2h 53m.

Cheapest flights to Ontario

Find the cheapest flights to Ontario from your nearest city or airport

Cheap Ontario flight deals and tips

Summary info about Ontario flight prices, duration and airlines

Best One-Way Price

C$ 189

Best Round-Trip Price

C$ 329

Fastest flight time

11h 32m
The best one-way flight price to Ontario from Canada in the last 72 hours is C$ 189 (Vancouver Intl to Ontario).
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The best round-trip flight price to Ontario from Canada in the last 72 hours is C$ 329 (Vancouver Intl to Ontario).
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The fastest flight to Ontario from Canada takes 11h 32m (Montreal Pierre Elliott Trudeau Intl to Ontario).
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Frequently asked questions about flying to Ontario

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$ 354. The month of March is another great option to travel to Ontario, with average flight prices from Canada averaging around C$ 498.

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$ 195. 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$ 41. This is 90% 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 March 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.

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