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C$ 265+ Cheap flights to Ontario

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/7. Fares are subject to change and may not be available on all flights or dates of travel.
— ONT
12 Jul — 19 Jul1
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
Explore the most affordable flight options available to Ontario. Find the lowest fares based on data from user searches, with prices last updated on 12 June 2026.

Wed 8/77:00 a.m.
YYZ
-
ONT
1 stop11h 14m
Multiple Airlines
Wed 15/71:38 p.m.
ONT
-
YYZ
2 stops12h 32m
Multiple Airlines
Deal found 10/6C$ 581
Tue 23/65:16 p.m.
YYZ
-
ONT
1 stop8h 21m
United Airlines
Tue 30/61:50 p.m.
ONT
-
YYZ
1 stop14h 10m
United Airlines
Deal found 9/6C$ 589
Sat 4/710:45 a.m.
YYZ
-
ONT
2 stops14h 12m
United Airlines
Tue 7/75:00 a.m.
ONT
-
YYZ
1 stop13h 32m
United Airlines
Deal found 11/6C$ 591
Sat 4/76:30 a.m.
YYZ
-
ONT
1 stop8h 42m
United Airlines
Sat 11/76:10 a.m.
ONT
-
YYZ
2 stops13h 13m
United Airlines
Deal found 8/6C$ 592
Fri 10/76:18 p.m.
YYZ
-
ONT
1 stop18h 11m
American Airlines
Tue 14/711:59 p.m.
ONT
-
YYZ
1 stop20h 00m
American Airlines
Deal found 10/6C$ 596
Tue 15/95:49 p.m.
YYZ
-
ONT
1 stop8h 48m
Delta
Sat 19/97:05 a.m.
ONT
-
YYZ
2 stops13h 19m
Delta
Deal found 7/6C$ 598
Sat 4/76:00 a.m.
YYZ
-
ONT
2 stops16h 59m
American Airlines
Tue 14/711:59 p.m.
ONT
-
YYZ
1 stop20h 00m
American Airlines
Deal found 10/6C$ 610
Tue 11/88:55 a.m.
YYZ
-
ONT
1 stop6h 55m
Air Canada
Wed 19/81:18 p.m.
ONT
-
YYZ
1 stop7h 04m
Air Canada
Deal found 8/6C$ 613
Tue 30/65:16 p.m.
YYZ
-
ONT
1 stop8h 21m
Air Canada
Thu 9/75:00 a.m.
ONT
-
YYZ
1 stop13h 32m
Air Canada
Deal found 8/6C$ 615
Tue 23/66:05 a.m.
YYZ
-
ONT
2 stops15h 25m
Delta
Sat 27/66:00 a.m.
ONT
-
YYZ
2 stops14h 14m
Delta
Deal found 8/6C$ 623
Fri 18/96:10 p.m.
YHM
-
ONT
2 stops26h 10m
WestJet
Mon 21/96:20 a.m.
ONT
-
YHM
2 stops31h 55m
WestJet
Deal found 8/6C$ 1,077
Wed 8/76:55 p.m.
YHM
-
ONT
2 stops25h 26m
Multiple Airlines
Wed 15/76:20 a.m.
ONT
-
YHM
2 stops13h 53m
Multiple Airlines
Deal found 10/6C$ 1,092

Find flight deals to Ontario

Find the latest flights to Ontario in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 629,999 searches and data was last updated on 12 June 2026.

Round-trip from

C$ 476

One-way from

C$ 265

Popular in

June

Cheapest in

September

Average price

C$ 626
Air Canada
  • Air Canada
  • 22/9-24/9
  • Nonstop
  • 10h 03m total
  • Toronto to Los Angeles
Search Deals
20/7
  • 20/7
  • 3 total stops
  • 34h 14m total
  • Toronto to Ontario
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (C$ 97 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 June 2026
Search Deals

Cheapflights Fare Finder

 
Locate flights to Ontario that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 629,999 searches and data was last updated on 12 June 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
Quickest round-trip

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Thu 2/7

5:27 p.m.-10:51 p.m.

1 stop8h 24m

Ontario

Fri 3/7

6:10 a.m.-5:56 p.m.

1 stop8h 46m

C$ 589

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Tue 23/6

11:00 a.m.-10:37 p.m.

2 stops14h 37m

Ontario

Tue 30/6

6:00 a.m.-4:10 p.m.

1 stop7h 10m

C$ 675

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Fri 31/7

2:45 p.m.-10:51 p.m.

1 stop11h 06m

Ontario

Wed 12/8

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

1 stop7h 14m

C$ 693

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Tue 21/7

5:15 p.m.-10:51 p.m.

1 stop8h 36m

Ontario

Mon 24/8

7:13 p.m.-7:00 a.m.

1 stop8h 47m

C$ 701

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Sat 11/7

6:10 a.m.-9:55 p.m.

1 stop18h 45m

Ontario

Sat 18/7

5:45 a.m.-10:44 p.m.

1 stop13h 59m

C$ 739

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Wed 29/7

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

1 stop8h 42m

Ontario

Wed 5/8

6:10 a.m.-5:56 p.m.

1 stop8h 46m

C$ 746

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Fri 26/6

9:00 p.m.-9:55 p.m.

2 stops27h 55m

Ontario

Mon 29/6

5:00 a.m.-11:22 p.m.

1 stop15h 22m

C$ 746

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Fri 10/7

5:15 p.m.-10:51 p.m.

1 stop8h 36m

Ontario

Tue 14/7

5:00 a.m.-4:40 p.m.

1 stop8h 40m

C$ 749

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Thu 23/7

6:10 a.m.-9:55 p.m.

1 stop18h 45m

Ontario

Thu 30/7

5:00 a.m.-9:32 p.m.

1 stop13h 32m

C$ 778

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Wed 29/7

11:40 a.m.-6:30 p.m.

1 stop9h 50m

Ontario

Sun 9/8

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

1 stop11h 54m

C$ 796

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 41 resultsSorted by cheapest first
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5

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
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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 11 hours 58 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$ 217
Air Canada
Air Canada
From C$ 444
American Airlines
American Airlines
From C$ 134
Alaska Airlines
Alaska Airlines
From C$ 436

What are the cheapest airlines that fly to Ontario?

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

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals 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

Plan your trip to Ontario by taking into account the average temperature totals 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 insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated 12 June 2026.
Get a feel of what it's like to fly with United Airlines 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
9,810 reviews
Check prices

Crew

8.1

Food

6.6

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Overall

7.4

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
9,810 reviews
United Airlines
7.4
Good
9,810 reviews
Check prices

Crew

8.1

Food

6.6

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Overall

7.4

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, American Airlines is rated the highest out of the airlines that fly to Ontario.

  • 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 (4 hours 20 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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