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C$ 199+ 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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
— ONT
9 Apr — 16 Apr1
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 10 March 2026.

Mon 20/47:55 p.m.
YYZ
-
ONT
1 stop17h 49m
Multiple Airlines
Mon 27/42:05 p.m.
ONT
-
YYZ
1 stop13h 15m
Multiple Airlines
Deal found 5/3C$ 411
Sun 5/48:00 p.m.
YYZ
-
ONT
1 stop15h 04m
Multiple Airlines
Wed 8/410:03 p.m.
ONT
-
YYZ
1 stop29h 40m
Multiple Airlines
Deal found 7/3C$ 436
Mon 20/48:00 p.m.
YYZ
-
ONT
1 stop17h 44m
Multiple Airlines
Sun 26/49:29 p.m.
ONT
-
YYZ
1 stop29h 51m
Multiple Airlines
Deal found 9/3C$ 440
Thu 16/47:45 a.m.
YYZ
-
ONT
2 stops14h 09m
Multiple Airlines
Sun 19/49:09 p.m.
ONT
-
YYZ
1 stop30h 11m
Multiple Airlines
Deal found 9/3C$ 448
Fri 17/48:00 p.m.
YYZ
-
ONT
1 stop17h 44m
Multiple Airlines
Mon 20/411:44 a.m.
ONT
-
YYZ
1 stop15h 59m
Multiple Airlines
Deal found 5/3C$ 472
Wed 8/45:10 p.m.
YYZ
-
ONT
2 stops9h 41m
Delta
Wed 15/45:55 p.m.
ONT
-
YYZ
2 stops14h 23m
Delta
Deal found 5/3C$ 486
Fri 1/57:22 p.m.
YYZ
-
ONT
2 stops18h 51m
Delta
Sun 10/57:05 a.m.
ONT
-
YYZ
1 stop7h 10m
Delta
Deal found 6/3C$ 495
Fri 3/47:55 p.m.
YYZ
-
ONT
1 stop18h 44m
Multiple Airlines
Tue 7/49:26 p.m.
ONT
-
YYZ
2 stops20h 00m
Multiple Airlines
Deal found 9/3C$ 501
Sat 9/56:10 p.m.
YHM
-
ONT
2 stops31h 24m
WestJet
Mon 11/51:35 p.m.
ONT
-
YHM
2 stops24h 40m
WestJet
Deal found 9/3C$ 1,102
Tue 5/57:55 p.m.
YHM
-
ONT
2 stops20h 44m
Multiple Airlines
Sat 9/56:45 a.m.
ONT
-
YHM
2 stops13h 28m
Multiple Airlines
Deal found 9/3C$ 1,235
Thu 14/57:55 p.m.
YHM
-
ONT
2 stops24h 15m
Multiple Airlines
Tue 19/56:45 a.m.
ONT
-
YHM
2 stops13h 28m
Multiple Airlines
Deal found 9/3C$ 1,278
Thu 23/46:10 p.m.
YHM
-
ONT
3 stops26h 05m
Multiple Airlines
Thu 30/42:20 p.m.
ONT
-
YHM
2 stops29h 53m
Multiple Airlines
Deal found 8/3C$ 1,415

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 10 March 2026.

Round-trip from

C$ 411

One-way from

C$ 199

Popular in

December

Cheapest in

February

Average price

C$ 498
20/4-27/4
  • 20/4-27/4
  • 2 total stops
  • 31h 04m total
  • Toronto to Ontario
Search Deals
5/4
  • 5/4
  • 1 total stop
  • 15h 04m total
  • Toronto to Ontario
Search Deals
Highest demand for flights based on searches. 25% potential increase in price (C$ 249 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 10 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

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Mon 23/3

7:50 a.m.-9:00 p.m.

2 stops16h 10m

Ontario

Tue 31/3

5:09 p.m.-11:06 a.m.

2 stops14h 57m

C$ 522

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Sun 17/5

6:30 a.m.-12:22 p.m.

1 stop8h 52m

Ontario

Sun 24/5

6:30 a.m.-7:37 p.m.

1 stop10h 07m

C$ 522

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Mon 11/5

5:45 p.m.-11:34 p.m.

1 stop8h 49m

Ontario

Wed 20/5

7:05 a.m.-9:55 p.m.

1 stop11h 50m

C$ 526

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Sat 11/4

5:50 p.m.-10:31 p.m.

1 stop7h 41m

Ontario

Sat 18/4

7:00 a.m.-4:56 p.m.

1 stop6h 56m

C$ 559

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Sat 4/4

4:18 p.m.-8:36 p.m.

1 stop7h 18m

Ontario

Sat 11/4

5:10 a.m.-9:32 p.m.

1 stop13h 22m

C$ 579

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Mon 11/5

1:00 p.m.-10:35 p.m.

1 stop12h 35m

Ontario

Tue 19/5

7:00 a.m.-8:44 p.m.

1 stop10h 44m

C$ 594

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Sun 5/4

10:15 a.m.-10:31 p.m.

1 stop15h 16m

Ontario

Mon 6/4

5:10 a.m.-11:18 p.m.

1 stop15h 08m

C$ 600
Quickest round-trip

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Wed 20/5

4:18 p.m.-8:36 p.m.

1 stop7h 18m

Ontario

Sat 30/5

1:18 p.m.-11:23 p.m.

1 stop7h 05m

C$ 600

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Fri 27/3

6:10 a.m.-10:36 p.m.

1 stop19h 26m

Ontario

Mon 30/3

11:05 a.m.-7:00 a.m.

1 stop16h 55m

C$ 623

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Sat 2/5

4:55 p.m.-9:45 a.m.

1 stop19h 50m

Ontario

Mon 4/5

7:59 p.m.-3:45 p.m.

1 stop16h 46m

C$ 697

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/3

Showing 1-10 of 32 resultsSorted by cheapest first
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4

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 13 hours 46 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$ 273
Air Canada
Air Canada
From C$ 257
American Airlines
American Airlines
From C$ 130
Porter Airlines
Porter Airlines
From C$ 270

What are the cheapest airlines that fly to Ontario?

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

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 10 March 2026.
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
9,409 reviews
Check prices

Overall

7.4

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

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
9,409 reviews
United Airlines
7.4
Good
9,409 reviews
Check prices

Overall

7.4

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

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
10,800 reviews
United Airlines
7.4
Good
9,409 reviews
Check prices

Overall

7.4

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

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 39 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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