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C$ 297+ Cheap flights to Ontario

— ONT
2 Oct — 9 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

Mon 21/96:30 a.m. -
1 stop8h 42m
Tue 29/95:00 a.m. -
1 stop7h 14m
Deal found 31/8C$ 663
Sun 13/96:30 a.m. -
1 stop8h 42m
Sat 19/95:00 a.m. -
2 stops9h 56m
Deal found 30/8C$ 665
Thu 17/99:45 a.m. -
1 stop12h 51m
Wed 23/96:15 a.m. -
2 stops12h 40m
Deal found 2/9C$ 679
Sun 20/95:54 p.m. -
1 stop8h 53m
Sat 26/912:17 p.m. -
1 stop8h 42m
Deal found 30/8C$ 682
Thu 17/95:16 p.m. -
1 stop8h 35m
Wed 23/96:08 a.m. -
1 stop7h 06m
Deal found 2/9C$ 683
Tue 15/96:30 a.m. -
1 stop10h 31m
Sat 19/97:00 a.m. -
1 stop7h 56m
Deal found 31/8C$ 684
Fri 18/95:54 p.m. -
1 stop8h 53m
Fri 25/910:00 p.m. -
2 stops14h 15m
Deal found 29/8C$ 686
Wed 21/107:45 a.m. -
2 stops19h 05m
Mon 26/1012:01 p.m. -
1 stop30h 38m
Deal found 2/9C$ 688
Sun 11/108:35 p.m. -
1 stop13h 29m
Sun 18/106:15 a.m. -
2 stops12h 40m
Deal found 31/8C$ 694
Wed 30/96:10 p.m. -
2 stops26h 09m
Wed 7/106:20 a.m. -
2 stops31h 55m
Deal found 2/9C$ 1,907
Tue 8/96:10 p.m. -
2 stops31h 30m
Tue 15/911:54 a.m. -
2 stops26h 21m
Deal found 1/9C$ 2,367

Find flight deals to Ontario

Round-trip from

C$ 441

One-way from

C$ 297

Popular in

August

Cheapest in

January

Average price

C$ 516
WestJet
  • WestJet
  • 11/10-27/10
  • 3 total stops
  • 20h 45m total
  • Toronto to Los Angeles
Search Deals
10/9
  • 10/9
  • 1 total stop
  • 12h 51m total
  • Toronto to Ontario
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 60 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

Sun 20/9

5:54 p.m.-11:47 p.m.

1 stop8h 53m

Ontario

Sat 26/9

12:17 p.m.-11:59 p.m.

1 stop8h 42m

C$ 682

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Mon 21/9

5:16 p.m.-10:51 p.m.

1 stop8h 35m

Ontario

Wed 23/9

6:08 a.m.-4:14 p.m.

1 stop7h 06m

C$ 686

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Fri 18/9

1:34 p.m.-10:24 p.m.

1 stop11h 50m

Ontario

Fri 25/9

7:05 a.m.-9:59 p.m.

1 stop11h 54m

C$ 686

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Thu 17/9

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

1 stop9h 06m

Ontario

Wed 23/9

6:08 a.m.-4:14 p.m.

1 stop7h 06m

C$ 686

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Thu 17/9

1:00 p.m.-10:51 p.m.

2 stops12h 51m

Ontario

Mon 5/10

6:00 a.m.-11:59 p.m.

2 stops14h 59m

C$ 708

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Thu 17/9

1:34 p.m.-10:24 p.m.

1 stop11h 50m

Ontario

Wed 23/9

7:05 a.m.-11:39 p.m.

2 stops13h 34m

C$ 708
Quickest round-trip

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Thu 26/11

10:53 a.m.-3:59 p.m.

1 stop8h 06m

Ontario

Sun 29/11

6:00 a.m.-4:08 p.m.

1 stop7h 08m

C$ 730

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Sun 27/9

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

1 stop8h 48m

Ontario

Sat 3/10

5:00 a.m.-3:14 p.m.

1 stop7h 14m

C$ 762

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Wed 6/1

6:15 a.m.-11:27 a.m.

1 stop8h 12m

Ontario

Wed 27/1

12:00 p.m.-12:01 a.m.

1 stop9h 01m

C$ 769

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Tue 19/1

6:10 a.m.-9:40 p.m.

1 stop18h 30m

Ontario

Fri 5/2

5:00 a.m.-3:12 p.m.

1 stop7h 12m

C$ 780

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/9

Showing 1-10 of 29 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 44 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$ 216
Air Canada
Air Canada
From C$ 197
American Airlines
American Airlines
From C$ 562
Alaska Airlines
Alaska Airlines
From C$ 453

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
10,159 reviews
Check prices

Crew

8.1

Entertainment

7.1

Comfort

7.3

Food

6.7

Overall

7.4

Boarding

7.7

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
10,159 reviews
United Airlines
7.4
Good
10,159 reviews
Check prices

Crew

8.1

Entertainment

7.1

Comfort

7.3

Food

6.7

Overall

7.4

Boarding

7.7

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
11,573 reviews
United Airlines
7.4
Good
10,159 reviews
Check prices

Crew

8.1

Entertainment

7.1

Comfort

7.3

Food

6.7

Overall

7.4

Boarding

7.7

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$ 206.

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

    A round-trip flight to Ontario will typically cost around C$ 401, however they can be found for as little as C$ 206.

  • 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 47 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?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Ontario today with Cheapflights!

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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