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C$ 202+ 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 19/1. Fares are subject to change and may not be available on all flights or dates of travel.
— ONT
7 Jan — 14 Jan1
1 adult
1 adult, Economy, 0 bags

Flights to Ontario in 2025

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 8 December 2025.

Sat 20/127:55 p.m.YYZ - ONT
1 stop24h 47mMultiple Airlines
Wed 24/126:00 a.m.ONT - YYZ
1 stop10h 55mMultiple Airlines
Deal found 6/12C$ 584
Tue 30/126:50 a.m.YYZ - ONT
1 stop18h 35mUnited Airlines
Mon 5/111:59 p.m.ONT - YYZ
1 stop11h 02mUnited Airlines
Deal found 6/12C$ 597
Tue 30/126:50 a.m.YYZ - ONT
1 stop18h 35mUnited Airlines
Wed 7/15:05 a.m.ONT - YYZ
2 stops11h 12mUnited Airlines
Deal found 7/12C$ 644
Wed 17/129:35 a.m.YYZ - ONT
1 stop14h 42mMultiple Airlines
Mon 22/126:00 a.m.ONT - YYZ
1 stop21h 20mMultiple Airlines
Deal found 5/12C$ 655
Tue 30/126:50 a.m.YYZ - ONT
1 stop18h 35mUnited Airlines
Sat 17/16:00 a.m.ONT - YYZ
1 stop7h 52mUnited Airlines
Deal found 7/12C$ 656
Sun 21/129:00 a.m.YYZ - ONT
1 stop16h 25mUnited Airlines
Mon 29/1211:59 p.m.ONT - YYZ
1 stop16h 46mUnited Airlines
Deal found 5/12C$ 711
Mon 22/129:00 a.m.YYZ - ONT
1 stop16h 25mUnited Airlines
Wed 31/125:05 a.m.ONT - YYZ
2 stops15h 54mUnited Airlines
Deal found 6/12C$ 713
Sat 13/129:35 a.m.YYZ - ONT
1 stop14h 42mMultiple Airlines
Sat 20/126:00 a.m.ONT - YYZ
1 stop21h 20mMultiple Airlines
Deal found 6/12C$ 714
Wed 24/126:50 a.m.YYZ - ONT
2 stops17h 17mAir Canada
Mon 29/125:05 a.m.ONT - YYZ
1 stop14h 36mAir Canada
Deal found 6/12C$ 716
Thu 25/1210:00 a.m.YYZ - ONT
2 stops14h 07mUnited Airlines
Wed 7/11:53 p.m.ONT - YYZ
2 stops17h 05mUnited Airlines
Deal found 7/12C$ 717
Mon 22/126:50 a.m.YYZ - ONT
2 stops17h 17mAir Canada
Tue 6/15:05 a.m.ONT - YYZ
1 stop6h 57mAir Canada
Deal found 7/12C$ 720
Thu 25/1210:00 a.m.YYZ - ONT
2 stops14h 07mUnited Airlines
Thu 8/15:05 a.m.ONT - YYZ
1 stop6h 57mUnited Airlines
Deal found 7/12C$ 729

Find flight deals to Ontario

Find the latest flights to Ontario in 2025, 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 8 December 2025.

Round-trip from

C$ 321

One-way from

C$ 202

Popular in

December

Cheapest in

May

Average price

C$ 582
WestJet
  • WestJet
  • 13/1-20/1
  • 2 total stops
  • 21h 21m total
  • Toronto to Los Angeles
Search Deals
19/1
  • 19/1
  • 2 total stops
  • 27h 07m total
  • Toronto to Ontario
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 54 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 8 December 2025.
Use the filters below to find and compare flights to Ontario that are best for you.

Fly from

Toronto

Route

Depart

Return

Price

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Sat 24/1

4:45 p.m.-10:59 a.m.

1 stop21h 14m

Ontario

Mon 9/2

4:03 p.m.-3:35 p.m.

1 stop20h 32m

C$ 493

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Tue 20/1

4:45 p.m.-3:08 p.m.

1 stop25h 23m

Ontario

Fri 30/1

11:53 a.m.-3:35 p.m.

1 stop24h 42m

C$ 493

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Tue 20/1

4:45 p.m.-8:36 p.m.

1 stop30h 51m

Ontario

Thu 22/1

4:03 p.m.-3:35 p.m.

1 stop20h 32m

C$ 503

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Thu 22/1

4:45 p.m.-11:56 p.m.

1 stop10h 11m

Ontario

Tue 3/2

11:53 a.m.-3:35 p.m.

1 stop24h 42m

C$ 503

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Fri 23/1

4:45 p.m.-3:08 p.m.

1 stop25h 23m

Ontario

Sun 1/2

6:00 a.m.-3:35 p.m.

1 stop30h 35m

C$ 513

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Sun 25/1

4:45 p.m.-1:06 p.m.

2 stops23h 21m

Ontario

Tue 10/2

4:03 p.m.-3:35 p.m.

1 stop20h 32m

C$ 517

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Fri 30/1

4:45 p.m.-5:03 p.m.

2 stops27h 18m

Ontario

Wed 4/2

5:59 p.m.-3:35 p.m.

2 stops18h 36m

C$ 529

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Wed 21/1

4:45 p.m.-1:06 p.m.

2 stops23h 21m

Ontario

Tue 27/1

5:59 p.m.-3:35 p.m.

2 stops18h 36m

C$ 540

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Fri 30/1

4:45 p.m.-5:03 p.m.

2 stops27h 18m

Ontario

Mon 2/2

5:59 p.m.-3:35 p.m.

2 stops18h 36m

C$ 550

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Wed 18/2

4:45 p.m.-10:44 p.m.

1 stop8h 59m

Ontario

Wed 25/2

12:02 p.m.-3:35 p.m.

1 stop24h 33m

C$ 558

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/12

Showing 1-10 of 26 results
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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
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 49 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 Porter Airlines.

United Airlines
United Airlines
From C$ 371
Air Canada
Air Canada
From C$ 374
Delta
Delta
From C$ 366
Porter Airlines
Porter Airlines
From C$ 275

What are the cheapest airlines that fly to Ontario?

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

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 8 December 2025.
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
9,089 reviews
Check prices

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

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
9,089 reviews
United Airlines
7.4
Good
9,089 reviews
Check prices

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

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
10,514 reviews
United Airlines
7.4
Good
9,089 reviews
Check prices

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

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, 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 (5 hours 17 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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