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Cheap flights from Canada to Ontario from C$ 197

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 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ONT
25 May — 1 Jun1
1 adult

Cheap flight deals from Canada to Ontario

Keep the following information in mind while searching for Canada to Ontario flight deals. Data was last updated 20 May 2025.

Round-trip from

C$ 368

One-way from

C$ 197

Popular in

December

Cheapest in

September

Average price

C$ 362
16/6-23/6
  • 16/6-23/6
  • 2 total stops
  • 31h 38m total
  • Canada to Ontario
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4/7
  • 4/7
  • 1 total stop
  • 16h 39m total
  • Canada to Ontario
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (C$ 67 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2025
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Find flight deals from Canada to Ontario

Cheapest flights from Canada to Ontario
Explore the most affordable flight options available from Canada to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 May 2025.

Mon 16/67:00 a.m.YVR - ONT
1 stop16h 39mMultiple Airlines
Mon 23/69:41 p.m.ONT - YVR
1 stop14h 59mMultiple Airlines
Deal found 19/5C$ 368
Fri 6/66:15 a.m.YYC - ONT
1 stop12h 10mUnited Airlines
Sun 8/65:10 a.m.ONT - YYC
1 stop15h 38mUnited Airlines
Deal found 20/5C$ 372
Fri 6/67:40 a.m.YYC - ONT
1 stop5h 35mDelta
Sun 15/61:15 p.m.ONT - YYC
1 stop8h 45mDelta
Deal found 20/5C$ 411
Tue 10/64:15 p.m.YVR - ONT
1 stop6h 30mAir Canada
Tue 17/65:10 a.m.ONT - YVR
1 stop8h 26mAir Canada
Deal found 19/5C$ 411
Mon 9/67:07 p.m.YVR - ONT
1 stop4h 50mAlaska Airlines
Wed 11/67:20 p.m.ONT - YVR
1 stop4h 38mAlaska Airlines
Deal found 19/5C$ 413
Wed 18/63:15 p.m.YVR - ONT
1 stop7h 30mUnited Airlines
Sun 22/65:10 a.m.ONT - YVR
1 stop8h 26mUnited Airlines
Deal found 19/5C$ 417
Tue 27/51:30 p.m.YYC - ONT
1 stop8h 34mAir Canada
Wed 4/65:10 a.m.ONT - YYC
1 stop7h 43mAir Canada
Deal found 20/5C$ 427
Wed 25/67:29 a.m.YVR - ONT
1 stop9h 41mDelta
Tue 1/75:50 p.m.ONT - YVR
1 stop5h 09mDelta
Deal found 19/5C$ 446
Wed 23/78:55 a.m.YYC - ONT
1 stop15h 55mMultiple Airlines
Mon 28/712:59 a.m.ONT - YYC
1 stop12h 46mMultiple Airlines
Deal found 20/5C$ 447
Tue 27/512:45 p.m.YYC - ONT
1 stop10h 13mAmerican Airlines
Tue 3/610:51 a.m.ONT - YYC
1 stop9h 59mAmerican Airlines
Deal found 20/5C$ 463
Wed 6/811:55 p.m.YVR - ONT
1 stop10h 04mAmerican Airlines
Thu 7/812:47 p.m.ONT - YVR
1 stop10h 13mAmerican Airlines
Deal found 19/5C$ 467
Wed 22/109:15 a.m.YYJ - ONT
2 stops11h 18mUnited Airlines
Sun 26/106:00 a.m.ONT - YYJ
2 stops8h 40mUnited Airlines
Deal found 20/5C$ 475

Cheapflights Fare Finder

Customize your flight search to find flights from Canada to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 20 May 2025.
Use the filters below to find and compare flights from Canada to Ontario that are best for you.

Fly from

Canada

Fly to

Ontario

Route

Depart

Return

Price

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Mon 16/6

7:00 a.m.-11:39 p.m.

1 stop16h 39m

Ontario

Mon 23/6

9:41 p.m.-12:40 p.m.

1 stop14h 59m

C$ 368

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Fri 6/6

6:15 a.m.-5:25 p.m.

1 stop12h 10m

Ontario

Sun 8/6

5:10 a.m.-9:48 p.m.

1 stop15h 38m

C$ 372

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Fri 6/6

7:40 a.m.-12:15 p.m.

1 stop5h 35m

Ontario

Sun 15/6

1:15 p.m.-11:00 p.m.

1 stop8h 45m

C$ 411

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Tue 10/6

4:15 p.m.-10:45 p.m.

1 stop6h 30m

Ontario

Tue 17/6

5:10 a.m.-1:36 p.m.

1 stop8h 26m

C$ 411

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Mon 9/6

7:07 p.m.-11:57 p.m.

1 stop4h 50m

Ontario

Mon 16/6

6:58 p.m.-11:58 p.m.

1 stop5h 00m

C$ 413

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Wed 18/6

3:15 p.m.-10:45 p.m.

1 stop7h 30m

Ontario

Sun 22/6

5:10 a.m.-1:36 p.m.

1 stop8h 26m

C$ 417

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Fri 30/5

6:15 a.m.-5:25 p.m.

1 stop12h 10m

Ontario

Wed 4/6

5:10 a.m.-1:53 p.m.

1 stop7h 43m

C$ 427

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Wed 25/6

7:29 a.m.-5:10 p.m.

1 stop9h 41m

Ontario

Tue 1/7

5:50 p.m.-10:59 p.m.

1 stop5h 09m

C$ 446

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Wed 23/7

8:55 a.m.-11:50 p.m.

1 stop15h 55m

Ontario

Mon 28/7

12:59 a.m.-2:45 p.m.

1 stop12h 46m

C$ 447

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Wed 6/8

11:55 p.m.-9:59 a.m.

1 stop10h 04m

Ontario

Thu 7/8

12:47 p.m.-11:00 p.m.

1 stop10h 13m

C$ 467

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/5

Showing 1-10 of 60 results
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Best time to book a flight from Canada to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Canada 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 from Canada to Ontario

What is the cheapest month to book a flight from Canada to Ontario?

Currently, September is the cheapest month in which you can book a flight from Canada to Ontario (average of C$ 290). Flying from Canada to Ontario in December is currently the most expensive (average of C$ 461). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CA to ONT?

Find hourly flight availability from Canada to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 20 May 2025.

When flying from Canada to Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 20 May 2025.
See what other customers who have flown with Alaska Airlines, Delta and United Airlines from Canada to Ontario have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

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

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

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
7,951 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

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
8,744 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

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

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

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
2,847 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Canada to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ontario from Canada?

    Ontario (ONT) is the airport you will fly into if you book a flight from Canada to Ontario. It is only a 4.9 km journey from Ontario (ONT) to Ontario’s city centre.

  • What are the cheapest airlines to fly from Canada to Ontario one-way?

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as C$ 223. Users have also found prices from C$ 237 and C$ 247 on Alaska Airlines and American Airlines, respectively.

  • What are the most popular routes from Canada to Ontario?

    While some choose either Vancouver Intl - Ontario or Montreal Pierre Elliott Trudeau Intl - Ontario, Toronto Pearson Intl - Ontario is the most popular route from Canada to Ontario.

  • Can I find deals for flights from Canada to Ontario that include hotel bookings?

    Yes. In addition to deals on Canada to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Canada to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Canada to Ontario.

  • Can I find deals for business class flights from Canada to Ontario?

    Yes. Cheapflights offers flight deals from Canada to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Canada to Ontario?

    Currently, September is the cheapest month in which you can book a flight from Canada to Ontario (average of C$ 290). Flying from Canada to Ontario in December is currently the most expensive (average of C$ 461). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Canada to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Canada to Ontario

Discover the top 8 airlines that operate flights from Canada to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 20 May 2025.
AirlineCheapestAverageFlexibilityOn-time
Flair AirlinesCheapestC$ 178AverageC$ 273FlexibilityNo cancel feeOn-timeN/A
Search Flair Airlines flights
WestJetCheapestC$ 188AverageC$ 477FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Porter AirlinesCheapestC$ 277AverageC$ 356FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
United AirlinesCheapestC$ 331AverageC$ 676FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 359AverageC$ 561FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
American AirlinesCheapestC$ 396AverageC$ 719FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapestC$ 396AverageC$ 437FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Alaska AirlinesCheapestC$ 476AverageC$ 589FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Canada 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 from Canada today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Canada to Ontario?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ontario from Canada.

Can Cheapflights find flights from Canada to Ontario with no change fees?

Need flexible booking options for your flight to Ontario from Canada? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Canada to Ontario become cheaper?

Yes, Cheapflights offers price alerts on Canada to Ontario flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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