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C$ 228+ Cheap flights to Ontario

— ONT
29 Nov — 6 Dec1
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 14/128:30 p.m. -
1 stop18h 21m
Wed 6/13:33 p.m. -
2 stops46h 14m
Deal found 27/10C$ 435
Tue 24/112:15 p.m. -
2 stops20h 05m
Tue 1/128:00 a.m. -
2 stops18h 00m
Deal found 25/10C$ 459
Wed 25/112:15 p.m. -
2 stops20h 05m
Tue 1/128:00 a.m. -
2 stops18h 00m
Deal found 25/10C$ 464
Wed 9/129:50 a.m. -
1 stop16h 33m
Wed 16/128:44 a.m. -
2 stops12h 11m
Deal found 25/10C$ 469
Wed 2/1211:30 a.m. -
1 stop9h 41m
Wed 9/1211:30 a.m. -
2 stops23h 10m
Deal found 27/10C$ 471
Tue 22/128:30 p.m. -
1 stop13h 37m
Tue 12/16:27 p.m. -
2 stops19h 20m
Deal found 29/10C$ 480
Mon 14/128:30 p.m. -
1 stop18h 21m
Tue 5/12:12 p.m. -
1 stop13h 40m
Deal found 27/10C$ 485
Mon 23/112:15 p.m. -
2 stops21h 15m
Fri 27/1110:55 a.m. -
2 stops15h 05m
Deal found 25/10C$ 488
Tue 15/1211:30 a.m. -
1 stop10h 01m
Tue 5/12:12 p.m. -
1 stop13h 40m
Deal found 27/10C$ 490
Mon 16/118:30 p.m. -
1 stop16h 10m
Wed 25/118:15 a.m. -
2 stops12h 40m
Deal found 25/10C$ 495

Find flight deals to Ontario

Round-trip from

C$ 434

One-way from

C$ 228

Popular in

August

Cheapest in

January

Average price

C$ 597
Porter Airlines
  • Porter Airlines
  • 27/11-2/12
  • Nonstop
  • 10h 22m total
  • Toronto to Los Angeles
Search Deals
9/12-31/12
  • 9/12-31/12
  • 1 total stop
  • 16h 33m total
  • Toronto to Ontario
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 40 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 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

Wed 25/11

2:15 p.m.-7:20 a.m.

2 stops20h 05m

Ontario

Wed 31/12

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

Nonstop0h 00m

C$ 368

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Wed 18/11

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$ 403

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Thu 31/12

6:10 a.m.-10:11 p.m.

1 stop19h 01m

Ontario

Wed 31/12

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

Nonstop0h 00m

C$ 403

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Sun 20/12

6:10 a.m.-10:11 p.m.

1 stop19h 01m

Ontario

Wed 31/12

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

Nonstop0h 00m

C$ 403

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Tue 10/11

3:45 p.m.-9:40 p.m.

1 stop8h 55m

Ontario

Wed 31/12

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

Nonstop0h 00m

C$ 403

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Thu 17/12

5:15 p.m.-11:59 p.m.

1 stop9h 44m

Ontario

Wed 31/12

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

Nonstop0h 00m

C$ 410

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Mon 14/12

12:20 p.m.-9:55 p.m.

1 stop12h 35m

Ontario

Wed 31/12

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

Nonstop0h 00m

C$ 413

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Fri 4/12

12:20 p.m.-9:55 p.m.

1 stop12h 35m

Ontario

Wed 31/12

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

Nonstop0h 00m

C$ 413
Quickest round-trip

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Tue 17/11

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

1 stop7h 41m

Ontario

Wed 31/12

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

Nonstop0h 00m

C$ 413

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Mon 7/12

6:30 a.m.-3:35 p.m.

1 stop12h 05m

Ontario

Wed 31/12

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

Nonstop0h 00m

C$ 413

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/10

Showing 1-10 of 24 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 6 hours 53 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 Air Canada, United Airlines and American Airlines.

United Airlines
United Airlines
From C$ 217
Air Canada
Air Canada
From C$ 198
Alaska Airlines
Alaska Airlines
From C$ 361
American Airlines
American Airlines
From C$ 566

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
7.3
Good
10,454 reviews
Check prices

Boarding

7.7

Comfort

7.3

Overall

7.3

Crew

8.1

Entertainment

7.1

Food

6.7

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
7.3
Good
10,454 reviews
United Airlines
7.3
Good
10,454 reviews
Check prices

Boarding

7.7

Comfort

7.3

Overall

7.3

Crew

8.1

Entertainment

7.1

Food

6.7

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
11,831 reviews
United Airlines
7.3
Good
10,454 reviews
Check prices

Boarding

7.7

Comfort

7.3

Overall

7.3

Crew

8.1

Entertainment

7.1

Food

6.7

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, United Airlines 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$ 124, while round-trip flights cost around C$ 134.

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

    A round-trip flight to Ontario will typically cost around C$ 379, however they can be found for as little as C$ 134.

  • 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 35 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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