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C$ 259+ Cheap flights to Ontario

— ONT
14 Oct — 21 Oct1
1 adult
1 adult, Economy, 0 bags

Flights to Ontario in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Ontario

Thu 5/117:00 a.m. -
1 stop12h 21m
Mon 9/112:23 p.m. -
1 stop13h 27m
Deal found 12/9C$ 448
Mon 9/117:00 a.m. -
1 stop12h 21m
Sat 14/1110:00 a.m. -
1 stop8h 50m
Deal found 9/9C$ 466
Wed 28/1011:30 a.m. -
1 stop7h 51m
Wed 4/115:07 p.m. -
2 stops27h 33m
Deal found 13/9C$ 483
Mon 19/108:35 p.m. -
1 stop16h 56m
Wed 28/105:07 p.m. -
2 stops28h 33m
Deal found 13/9C$ 505
Fri 23/108:35 p.m. -
1 stop15h 34m
Sat 31/105:07 p.m. -
2 stops24h 13m
Deal found 9/9C$ 515
Thu 8/1012:40 p.m. -
2 stops21h 24m
Thu 15/108:35 p.m. -
1 stop7h 04m
Deal found 10/9C$ 531
Mon 12/1012:40 p.m. -
2 stops24h 51m
Sat 17/1010:04 a.m. -
1 stop10h 55m
Deal found 9/9C$ 537
Mon 12/1010:50 a.m. -
2 stops32h 40m
Mon 19/102:28 p.m. -
1 stop13h 11m
Deal found 13/9C$ 545
Sun 22/112:15 p.m. -
2 stops19h 52m
Wed 2/1210:32 p.m. -
1 stop15h 48m
Deal found 12/9C$ 546
Sun 11/101:30 p.m. -
2 stops20h 34m
Mon 19/1012:01 p.m. -
1 stop30h 19m
Deal found 10/9C$ 570
Sun 25/104:05 p.m. -
3 stops34h 00m
Sat 31/101:05 a.m. -
2 stops21h 48m
Deal found 10/9C$ 1,302
Mon 9/118:00 a.m. -
2 stops17h 15m
Mon 16/116:37 p.m. -
3 stops24h 33m
Deal found 9/9C$ 1,694

Find flight deals to Ontario

Round-trip from

C$ 418

One-way from

C$ 259

Popular in

August

Cheapest in

January

Average price

C$ 541
WestJet
  • WestJet
  • 3/12-6/12
  • 2 total stops
  • 20h 50m total
  • Toronto to Los Angeles
Search Deals
31/10-31/12
  • 31/10-31/12
  • 1 total stop
  • 12h 21m total
  • Toronto to Ontario
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 61 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2026
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Cheapflights Fare Finder

 
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

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Thu 22/10

2:26 p.m.-11:55 p.m.

2 stops12h 29m

Ontario

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 365

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Wed 14/10

6:30 a.m.-8:31 p.m.

1 stop17h 01m

Ontario

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 405

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Sun 8/11

6:30 a.m.-8:15 p.m.

1 stop16h 45m

Ontario

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 405

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Tue 8/12

6:10 a.m.-9:59 p.m.

1 stop18h 49m

Ontario

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 405
Quickest round-trip

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Tue 6/10

4:18 p.m.-8:58 p.m.

1 stop7h 40m

Ontario

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 405

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Thu 22/10

6:30 a.m.-12:18 p.m.

1 stop8h 48m

Ontario

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 406

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Tue 17/11

6:30 a.m.-8:15 p.m.

1 stop16h 45m

Ontario

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 406

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Sun 8/11

8:55 a.m.-10:09 p.m.

2 stops16h 14m

Ontario

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 408

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Sun 22/11

6:30 a.m.-5:56 p.m.

1 stop14h 26m

Ontario

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 408

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Fri 23/10

3:53 p.m.-9:59 p.m.

1 stop9h 06m

Ontario

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 408

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 35 resultsSorted by cheapest first
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Best time to book a flight to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight to Ontario

How long is the flight to Ontario?

On average, a flight from Toronto to Ontario takes 16 hours 48 minutes. Flights to Ontario from other popular cities in Canada will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to Ontario?

The most popular airlines flying from Toronto to Ontario are United Airlines, Air Canada and American Airlines.

United Airlines
United Airlines
From C$ 215
Air Canada
Air Canada
From C$ 197
American Airlines
American Airlines
From C$ 561
Alaska Airlines
Alaska Airlines
From C$ 452

What are the cheapest airlines that fly to Ontario?

The cheapest airlines flying from Toronto to Ontario are Air Canada, United Airlines and American Airlines.

Rainfall in Ontario by month

In terms of precipitation, rainfall in Ontario ranges from 3.0 - 86.0 mm per month. February is typically the wettest month, when rainfall can reach 86.0 mm. June is typically the driest time to visit Ontario when rainfall is around 3.0 mm.

Temperature in Ontario by month

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 26.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 12.0 C).

Reviews of airlines servicing Ontario

Get a feel of what it's like to fly with United Airlines and Air Canada to the United States by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,214 reviews
Check prices

Food

6.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
10,214 reviews
United Airlines
7.4
Good
10,214 reviews
Check prices

Food

6.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
Air Canada
7.1
Good
11,621 reviews
United Airlines
7.4
Good
10,214 reviews
Check prices

Food

6.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

FAQs about flying to Ontario

  • What airport do you fly into for flights to Ontario?

    Ontario (ONT), located 4.9 km from the city centre, is the airport you fly into when you book flights to Ontario.

  • Can I find cheaper flights to Ontario if I am willing to have layovers?

    Yes, flights with layovers are often cheaper than direct flights. Keep an eye out for flight deals to Ontario on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Ontario?

    Based on reviews from Cheapflights users, Air Canada is rated the highest out of the airlines that fly to Ontario.

  • What is the cheapest airport to fly to in Ontario?

    Ontario is currently the cheapest airport to fly to in Ontario. One-way flights to Ontario typically cost C$ 123, while round-trip flights cost around C$ 272.

  • How much is a round-trip flight to Ontario?

    A round-trip flight to Ontario will typically cost around C$ 406, however they can be found for as little as C$ 272.

  • Where does the fastest flight to Ontario depart from?

    For those looking to save time traveling to Ontario, Vancouver offers the quickest one-way flight (3 hours 36 minutes).

  • Does Ontario have rental cars?

    Yes. Those touching down at Ontario can take advantage of the rental car services offered upon their arrival.

  • Are there hotels close to Ontario?

    Yes. Ontario has hotels nearby for those requiring accommodations. Delta Hotels by Marriott Ontario Airport is the closest property to Ontario (0.0 km away from Ontario).

See more FAQs

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How does Cheapflights help users find flights to Ontario?

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Why should you use Cheapflights to find cheap flight tickets to Ontario?

Cheapflights helps you find that perfect flight to Ontario by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights to Ontario with no change fees?

Yes, we can. To see specific flights to Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights to Ontario become cheaper?

Yes, Cheapflights has a feature called Price Alerts, which notifies users when flight prices change. Track prices for your flight to Ontario today and book when you’re ready!

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