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C$ 288+ Cheap flights to Ontario

— ONT
17 Sep — 24 Sep1
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

Wed 9/94:45 p.m. -
2 stops34h 02m
Tue 22/95:44 p.m. -
1 stop23h 25m
Deal found 15/8C$ 586
Thu 24/96:00 a.m. -
2 stops16h 36m
Mon 28/912:07 p.m. -
1 stop30h 18m
Deal found 15/8C$ 589
Mon 28/912:40 p.m. -
2 stops23h 29m
Mon 5/108:24 p.m. -
1 stop7h 15m
Deal found 14/8C$ 613
Fri 2/103:50 p.m. -
2 stops20h 19m
Fri 9/108:35 p.m. -
1 stop24h 24m
Deal found 18/8C$ 624
Fri 11/99:45 a.m. -
1 stop12h 51m
Mon 14/98:00 a.m. -
2 stops18h 10m
Deal found 16/8C$ 627
Fri 4/98:35 p.m. -
1 stop14h 28m
Tue 8/97:56 p.m. -
2 stops22h 59m
Deal found 16/8C$ 632
Sat 12/99:55 a.m. -
1 stop9h 39m
Fri 18/912:07 p.m. -
2 stops33h 03m
Deal found 16/8C$ 634
Fri 11/94:18 p.m. -
1 stop7h 35m
Sun 13/95:00 a.m. -
1 stop7h 14m
Deal found 13/8C$ 638
Sat 17/106:10 a.m. -
1 stop7h 56m
Tue 20/106:01 p.m. -
2 stops11h 48m
Deal found 13/8C$ 641
Fri 4/910:25 p.m. -
2 stops28h 25m
Thu 10/92:30 p.m. -
1 stop13h 09m
Deal found 15/8C$ 642
Sat 5/98:55 a.m. -
1 stop6h 55m
Sat 12/95:00 a.m. -
1 stop7h 14m
Deal found 13/8C$ 647
Thu 17/96:10 p.m. -
2 stops44h 06m
Tue 22/912:12 p.m. -
2 stops26h 03m
Deal found 16/8C$ 994

Find flight deals to Ontario

Round-trip from

C$ 452

One-way from

C$ 288

Popular in

June

Cheapest in

January

Average price

C$ 652
Air Transat
  • Air Transat
  • 1/9-15/9
  • Nonstop
  • 10h 00m total
  • Toronto to Los Angeles
Search Deals
16/9
  • 16/9
  • 3 total stops
  • 33h 56m total
  • Toronto to Ontario
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (C$ 93 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 August 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

Sat 19/9

4:18 p.m.-8:53 p.m.

1 stop7h 35m

Ontario

Sun 20/9

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

1 stop7h 06m

C$ 664

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Wed 2/9

5:27 p.m.-10:35 p.m.

1 stop8h 08m

Ontario

Wed 9/9

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

1 stop7h 14m

C$ 695

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Sat 12/9

6:00 a.m.-6:41 p.m.

2 stops15h 41m

Ontario

Sat 19/9

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

2 stops14h 59m

C$ 702

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Tue 10/11

4:10 p.m.-8:51 p.m.

1 stop7h 41m

Ontario

Wed 11/11

5:00 a.m.-3:02 p.m.

1 stop7h 02m

C$ 728

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Tue 10/11

6:30 a.m.-12:29 p.m.

1 stop8h 59m

Ontario

Wed 16/12

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

1 stop7h 12m

C$ 732

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Sat 21/11

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

1 stop18h 30m

Ontario

Fri 27/11

5:00 a.m.-3:02 p.m.

1 stop7h 02m

C$ 732

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Thu 12/11

5:10 p.m.-10:48 p.m.

1 stop8h 38m

Ontario

Thu 19/11

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

1 stop7h 08m

C$ 732

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Fri 11/12

4:00 p.m.-8:20 p.m.

1 stop7h 20m

Ontario

Wed 23/12

11:52 p.m.-2:03 p.m.

1 stop11h 11m

C$ 740
Quickest round-trip

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Sun 14/2

4:00 p.m.-8:20 p.m.

1 stop7h 20m

Ontario

Tue 23/2

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

1 stop7h 12m

C$ 758

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Thu 24/12

4:10 p.m.-9:00 p.m.

1 stop7h 50m

Ontario

Wed 6/1

6:00 a.m.-4:11 p.m.

1 stop7h 11m

C$ 758

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/8

Showing 1-10 of 38 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 12 hours 24 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 United Airlines, American Airlines and Air Canada.

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
10,102 reviews
Check prices

Comfort

7.3

Overall

7.4

Crew

8.1

Food

6.7

Boarding

7.7

Entertainment

7.1

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
10,102 reviews
United Airlines
7.4
Good
10,102 reviews
Check prices

Comfort

7.3

Overall

7.4

Crew

8.1

Food

6.7

Boarding

7.7

Entertainment

7.1

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
11,497 reviews
United Airlines
7.4
Good
10,102 reviews
Check prices

Comfort

7.3

Overall

7.4

Crew

8.1

Food

6.7

Boarding

7.7

Entertainment

7.1

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$ 194.

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

    A round-trip flight to Ontario will typically cost around C$ 456, however they can be found for as little as C$ 194.

  • 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 58 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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