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C$ 253+ 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 21/8. Fares are subject to change and may not be available on all flights or dates of travel.
— ONT
17 Jun — 24 Jun1
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 12 June 2025.

Round-trip from

C$ 226

One-way from

C$ 253

Popular in

December

Cheapest in

September

Average price

C$ 447
WestJet
  • WestJet
  • 27/8-3/9
  • 2 total stops
  • 21h 12m total
  • Toronto to Los Angeles
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21/8
  • 21/8
  • 1 total stop
  • 10h 08m total
  • Toronto to Ontario
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Highest demand for flights based on searches. 10% potential increase in price (C$ 65 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 23 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 12 June 2025.

Thu 11/99:45 a.m.YYZ - ONT
1 stop14h 09mMultiple Airlines
Mon 15/96:00 a.m.ONT - YYZ
2 stops13h 52mMultiple Airlines
Deal found 10/6C$ 454
Wed 6/86:49 a.m.YYZ - ONT
2 stops14h 03mAmerican Airlines
Thu 14/812:22 p.m.ONT - YYZ
2 stops21h 14mAmerican Airlines
Deal found 11/6C$ 558
Tue 9/94:45 p.m.YYZ - ONT
1 stop20h 59mAlaska Airlines
Tue 16/93:04 p.m.ONT - YYZ
1 stop20h 56mAlaska Airlines
Deal found 10/6C$ 570
Tue 5/86:15 a.m.YYZ - ONT
2 stops16h 05mDelta
Tue 12/810:00 p.m.ONT - YYZ
2 stops15h 10mDelta
Deal found 11/6C$ 633
Thu 7/82:45 p.m.YYZ - ONT
1 stop10h 21mUnited Airlines
Mon 11/86:10 a.m.ONT - YYZ
1 stop8h 45mUnited Airlines
Deal found 11/6C$ 767
Mon 4/89:00 p.m.YYZ - ONT
2 stops18h 32mAir Canada
Fri 15/85:05 a.m.ONT - YYZ
1 stop7h 06mAir Canada
Deal found 11/6C$ 841
Sun 27/76:00 a.m.YHM - ONT
2 stops21h 13mMultiple Airlines
Sun 3/86:58 p.m.ONT - YHM
2 stops18h 46mMultiple Airlines
Deal found 12/6C$ 932

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 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

Thu 11/9

9:45 a.m.-8:54 p.m.

1 stop14h 09m

Ontario

Mon 15/9

6:00 a.m.-10:52 p.m.

2 stops13h 52m

C$ 454

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Wed 6/8

6:49 a.m.-5:52 p.m.

2 stops14h 03m

Ontario

Thu 14/8

12:22 p.m.-12:36 p.m.

2 stops21h 14m

C$ 558

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Tue 9/9

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

1 stop20h 59m

Ontario

Tue 16/9

3:04 p.m.-3:00 p.m.

1 stop20h 56m

C$ 570

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Tue 5/8

6:15 a.m.-7:20 p.m.

2 stops16h 05m

Ontario

Tue 12/8

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

2 stops15h 10m

C$ 633

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Thu 7/8

2:45 p.m.-10:06 p.m.

1 stop10h 21m

Ontario

Mon 11/8

6:10 a.m.-5:55 p.m.

1 stop8h 45m

C$ 767

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Mon 4/8

9:00 p.m.-12:32 p.m.

2 stops18h 32m

Ontario

Fri 15/8

5:05 a.m.-3:11 p.m.

1 stop7h 06m

C$ 841

HamiltonOntario

YHM - ONT

YHMONT

Hamilton

Sun 27/7

6:00 a.m.-12:13 a.m.

2 stops21h 13m

Ontario

Sun 3/8

6:58 p.m.-4:44 p.m.

2 stops18h 46m

C$ 932

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Thu 21/8

9:45 a.m.-4:53 p.m.

1 stop10h 08m

C$ 253

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Fri 12/9

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

1 stop20h 59m

C$ 324

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Thu 3/7

6:49 p.m.-10:14 p.m.

2 stops30h 25m

C$ 355

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/6

Showing 1-10 of 16 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 20 hours 55 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$ 269
United Airlines
United Airlines
From C$ 283
Delta
Delta
From C$ 284
American Airlines
American Airlines
From C$ 284

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 12 June 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
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
WestJet
7.2
Good
2,868 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

  • 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 3 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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