Find flights
Airlines
Travel Guide

C$ 216+ 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 29/4. Fares are subject to change and may not be available on all flights or dates of travel.
— ONT
2 Apr — 9 Apr1
1 adult

Flights to Ontario in 2025

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 28 March 2025.

Round-trip from

C$ 274

One-way from

C$ 216

Popular in

December

Cheapest in

September

Average price

C$ 513
WestJet
  • WestJet
  • 29/4-24/6
  • 2 total stops
  • 18h 32m total
  • Toronto to Los Angeles
Search Deals
29/4
  • 29/4
  • 1 total stop
  • 19h 03m total
  • Toronto to Ontario
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (C$ 48 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals to Ontario

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 28 March 2025.

Mon 7/47:25 p.m.YYZ - ONT
1 stop22h 39mMultiple Airlines
Thu 10/43:02 p.m.ONT - YYZ
1 stop11h 53mMultiple Airlines
Deal found 27/3C$ 336
Thu 10/410:15 a.m.YYZ - ONT
1 stop8h 16mAir Canada
Wed 16/46:00 a.m.ONT - YYZ
1 stop8h 55mAir Canada
Deal found 27/3C$ 407
Sat 26/49:00 a.m.YYZ - ONT
2 stops14h 42mUnited Airlines
Fri 27/67:00 a.m.ONT - YYZ
1 stop11h 14mUnited Airlines
Deal found 27/3C$ 433
Thu 17/411:34 a.m.YYZ - ONT
1 stop10h 54mDelta
Fri 30/512:18 p.m.ONT - YYZ
1 stop8h 37mDelta
Deal found 27/3C$ 457
Fri 25/45:20 p.m.YYZ - ONT
1 stop9h 30mAmerican Airlines
Wed 25/611:59 p.m.ONT - YYZ
2 stops20h 01mAmerican Airlines
Deal found 27/3C$ 460
Mon 12/511:32 a.m.YYZ - ONT
2 stops25h 26mRoyal Air Maroc
Mon 19/511:59 p.m.ONT - YYZ
1 stop9h 31mRoyal Air Maroc
Deal found 28/3C$ 547
Thu 1/54:45 p.m.YYZ - ONT
1 stop10h 14mAlaska Airlines
Tue 6/56:00 a.m.ONT - YYZ
1 stop30h 00mAlaska Airlines
Deal found 27/3C$ 557
Mon 12/55:20 p.m.YYZ - ONT
1 stop21h 30mBritish Airways
Mon 19/511:59 p.m.ONT - YYZ
1 stop19h 48mBritish Airways
Deal found 28/3C$ 565
Sun 11/56:00 a.m.YHM - ONT
3 stops35h 25mMultiple Airlines
Sun 18/55:05 a.m.ONT - YHM
3 stops40h 36mMultiple Airlines
Deal found 27/3C$ 1,083

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 28 March 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

Mon 7/4

7:25 p.m.-3:04 p.m.

1 stop22h 39m

Ontario

Thu 10/4

3:02 p.m.-5:55 a.m.

1 stop11h 53m

C$ 336

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Thu 10/4

10:15 a.m.-3:31 p.m.

1 stop8h 16m

Ontario

Wed 16/4

6:00 a.m.-5:55 p.m.

1 stop8h 55m

C$ 407

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Sat 26/4

9:00 a.m.-8:42 p.m.

2 stops14h 42m

Ontario

Fri 27/6

7:00 a.m.-9:14 p.m.

1 stop11h 14m

C$ 433

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Thu 17/4

11:34 a.m.-7:28 p.m.

1 stop10h 54m

Ontario

Fri 30/5

12:18 p.m.-11:55 p.m.

1 stop8h 37m

C$ 457

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Fri 25/4

5:20 p.m.-11:50 p.m.

1 stop9h 30m

Ontario

Wed 25/6

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

2 stops20h 01m

C$ 460

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Mon 12/5

11:32 a.m.-9:58 a.m.

2 stops25h 26m

Ontario

Mon 19/5

11:59 p.m.-12:30 p.m.

1 stop9h 31m

C$ 547

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Thu 1/5

4:45 p.m.-11:59 p.m.

1 stop10h 14m

Ontario

Tue 6/5

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

1 stop30h 00m

C$ 557

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Mon 12/5

5:20 p.m.-11:50 a.m.

1 stop21h 30m

Ontario

Mon 19/5

11:59 p.m.-10:47 p.m.

1 stop19h 48m

C$ 565

HamiltonOntario

YHM - ONT

YHMONT

Hamilton

Sun 11/5

6:00 a.m.-2:25 p.m.

3 stops35h 25m

Ontario

Sun 18/5

5:05 a.m.-12:41 a.m.

3 stops40h 36m

C$ 1,083

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Tue 29/4

5:50 p.m.-9:53 a.m.

1 stop19h 03m

C$ 216

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/3

Showing 1-10 of 17 results
1
2

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 9 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 Air Canada, United Airlines and Delta.

Air Canada

Air Canada

From C$ 270

United Airlines

United Airlines

From C$ 282

Delta

Delta

From C$ 287

WestJet

WestJet

From C$ 161

What are the cheapest airlines that fly to Ontario?

The cheapest airlines flying from Toronto to Ontario are WestJet, 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 28 March 2025.
Read through reviews of airlines servicing Ontario, such as Alaska Airlines, Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,798 reviews
Check prices

Overall

8.0

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Alaska Airlines
8.0
Very good
9,798 reviews
Alaska Airlines
8.0
Very good
9,798 reviews
Check prices

Overall

8.0

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Delta
8.0
Very good
7,896 reviews
Alaska Airlines
8.0
Very good
9,798 reviews
Check prices

Overall

8.0

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
United Airlines
7.4
Good
8,603 reviews
Alaska Airlines
8.0
Very good
9,798 reviews
Check prices

Overall

8.0

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,798 reviews
Check prices

Overall

8.0

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
WestJet
7.2
Good
2,785 reviews
Alaska Airlines
8.0
Very good
9,798 reviews
Check prices

Overall

8.0

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot

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, WestJet 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$ 78, while round-trip flights cost around C$ 139.

  • Where does the fastest flight to Ontario depart from?

    For those looking to save time traveling to Ontario, Victoria Intl offers the quickest one-way flight (5 hours 2 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Find the best flight deals to Ontario

Some of the lowest fares we’ve come across for flights to Ontario.
Flights from Seattle to Ontario

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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!

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.