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Cheap flights from Canada to Ontario from C$ 202

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 20/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ONT
1 Jul — 8 Jul1
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 26 June 2025.

Round-trip from

C$ 358

One-way from

C$ 202

Popular in

December

Cheapest in

September

Average price

C$ 453
7/8-13/8
  • 7/8-13/8
  • 2 total stops
  • 33h 56m total
  • Canada to Ontario
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20/7
  • 20/7
  • 1 total stop
  • 27h 47m total
  • Canada to Ontario
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (C$ 63 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 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 26 June 2025.

Sat 12/77:00 a.m.YYZ - ONT
1 stop12h 20mMultiple Airlines
Sat 26/75:13 p.m.ONT - YYZ
1 stop10h 07mMultiple Airlines
Deal found 25/6C$ 387
Wed 9/79:45 a.m.YVR - ONT
1 stop8h 42mMultiple Airlines
Wed 16/77:00 a.m.ONT - YVR
1 stop16h 59mMultiple Airlines
Deal found 25/6C$ 388
Wed 8/106:00 p.m.YVR - ONT
1 stop5h 59mAlaska Airlines
Wed 15/106:00 a.m.ONT - YVR
1 stop6h 48mAlaska Airlines
Deal found 25/6C$ 407
Wed 17/96:45 a.m.YVR - ONT
2 stops9h 29mDelta
Tue 23/99:55 a.m.ONT - YVR
2 stops8h 52mDelta
Deal found 26/6C$ 412
Wed 23/78:55 a.m.YYC - ONT
1 stop15h 55mMultiple Airlines
Tue 29/712:59 a.m.ONT - YYC
1 stop12h 46mMultiple Airlines
Deal found 25/6C$ 414
Fri 19/98:35 a.m.YVR - ONT
1 stop8h 54mUnited Airlines
Tue 23/91:42 p.m.ONT - YVR
1 stop7h 17mUnited Airlines
Deal found 26/6C$ 450
Thu 4/91:30 p.m.YYC - ONT
1 stop8h 13mUnited Airlines
Sat 13/91:15 p.m.ONT - YYC
1 stop7h 33mUnited Airlines
Deal found 25/6C$ 485
Thu 14/811:55 p.m.YVR - ONT
1 stop10h 03mAmerican Airlines
Sun 17/812:22 p.m.ONT - YVR
2 stops10h 38mAmerican Airlines
Deal found 25/6C$ 496
Tue 19/84:30 p.m.YYJ - ONT
2 stops7h 10mDelta
Tue 26/89:50 a.m.ONT - YYJ
2 stops13h 30mDelta
Deal found 24/6C$ 507
Thu 28/86:45 a.m.YYC - ONT
1 stop18h 23mAmerican Airlines
Sun 31/87:32 p.m.ONT - YYC
2 stops25h 26mAmerican Airlines
Deal found 24/6C$ 507
Thu 24/77:55 a.m.YYC - ONT
1 stop5h 19mDelta
Sat 2/81:15 p.m.ONT - YYC
1 stop8h 42mDelta
Deal found 25/6C$ 509
Sun 10/810:15 p.m.YVR - ONT
2 stops24h 27mWestJet
Sat 16/811:40 a.m.ONT - YVR
2 stops10h 10mWestJet
Deal found 24/6C$ 536

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 26 June 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

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Thu 7/8

7:00 a.m.-4:19 p.m.

1 stop12h 19m

Ontario

Wed 13/8

7:22 p.m.-7:59 p.m.

1 stop21h 37m

C$ 358

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Wed 9/7

9:45 a.m.-6:27 p.m.

1 stop8h 42m

Ontario

Wed 16/7

7:00 a.m.-11:59 p.m.

1 stop16h 59m

C$ 388

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Wed 8/10

6:00 p.m.-11:59 p.m.

1 stop5h 59m

Ontario

Wed 15/10

6:00 a.m.-12:48 p.m.

1 stop6h 48m

C$ 407

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Wed 17/9

6:45 a.m.-4:14 p.m.

2 stops9h 29m

Ontario

Tue 23/9

6:00 a.m.-12:35 p.m.

1 stop6h 35m

C$ 412

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Wed 23/7

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

1 stop15h 55m

Ontario

Tue 29/7

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

1 stop12h 46m

C$ 414

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Sat 18/10

7:00 a.m.-12:13 p.m.

1 stop5h 13m

Ontario

Wed 22/10

1:53 p.m.-8:59 p.m.

1 stop7h 06m

C$ 455

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Thu 4/9

1:30 p.m.-8:43 p.m.

1 stop8h 13m

Ontario

Sat 13/9

1:15 p.m.-9:48 p.m.

1 stop7h 33m

C$ 485

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Sat 18/10

1:13 p.m.-12:02 a.m.

1 stop10h 49m

Ontario

Wed 22/10

10:33 a.m.-9:30 p.m.

2 stops10h 57m

C$ 488

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Thu 28/8

6:45 a.m.-12:08 a.m.

1 stop18h 23m

Ontario

Sun 31/8

7:32 p.m.-9:58 p.m.

2 stops25h 26m

C$ 507

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Thu 24/7

7:55 a.m.-12:14 p.m.

1 stop5h 19m

Ontario

Sat 2/8

1:15 p.m.-10:57 p.m.

1 stop8h 42m

C$ 509

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/6

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 26 June 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.

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 26 June 2025.
Get a feel of what it's like to fly with Alaska Airlines,Delta, andHawaiian Airlines from Canada to Ontario by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Crew

8.5

Comfort

7.8

Food

7.1

Overall

8.0

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

Entertainment

7.1

Crew

8.5

Comfort

7.8

Food

7.1

Overall

8.0

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
7,963 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Crew

8.5

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,522 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Crew

8.5

Comfort

7.8

Food

7.1

Overall

8.0

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
8,838 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Crew

8.5

Comfort

7.8

Food

7.1

Overall

8.0

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

Entertainment

7.1

Crew

8.5

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

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 Alaska Airlines. According to our data, you can fly for as low as C$ 235. Users have also found prices from C$ 237 and C$ 247 on Delta and United Airlines, respectively.

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

    While some choose either Toronto Pearson Intl - Ontario or Montreal Pierre Elliott Trudeau Intl - Ontario, Vancouver 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 7 airlines flying from Canada to Ontario

Discover the top 7 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 26 June 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 131AverageC$ 705FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
WestJetCheapestC$ 185AverageC$ 466FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Porter AirlinesCheapestC$ 272AverageC$ 291FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 352AverageC$ 544FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Alaska AirlinesCheapestC$ 361AverageC$ 631FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
United AirlinesCheapestC$ 364AverageC$ 681FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapestC$ 369AverageC$ 430FlexibilityNo cancel feeOn-timeN/A
Search Delta 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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