How long is the flight from Canada to Ontario?

Alaska Airlines, Delta, and United Airlines can get you from Canada to Ontario in just under 7h 13m. Your travel time can differ by up to 1h 10m. The distance from Canada to Ontario is about 1743 km. Both multi-stop and direct flights can be found to your destination and back.

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.

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).

What are the most popular routes from Canada to Ontario?

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

What are the most popular airlines that fly from Canada to Ontario?

Consider United Airlines, Air Canada or Delta when booking your flight. These represent the most popular airlines when flying from Canada to Ontario.

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.

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.

C$ 180+ Flights from Canada to Ontario

Cheap flight deals from Canada to Ontario

Enter your travel dates to find the best prices.

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 18 December 2025.

Tue 30/126:40 a.m.YVR - ONT

1 stop9h 32mDelta

Thu 1/16:38 a.m.ONT - YVR

1 stop8h 01mDelta

Deal found 16/12C$ 566

Wed 31/126:40 a.m.YVR - ONT

1 stop5h 49mDelta

Sun 4/16:00 a.m.ONT - YVR

1 stop6h 19mDelta

Deal found 16/12C$ 606

Tue 30/127:00 a.m.YVR - ONT

1 stop10h 43mUnited Airlines

Sat 17/16:00 a.m.ONT - YVR

1 stop5h 00mUnited Airlines

Deal found 17/12C$ 614

Wed 31/127:35 p.m.YVR - ONT

1 stop4h 39mAlaska Airlines

Wed 1/46:00 a.m.ONT - YVR

1 stop6h 35mAlaska Airlines

Deal found 16/12C$ 635

Tue 30/127:00 a.m.YVR - ONT

1 stop15h 41mUnited Airlines

Tue 6/11:53 p.m.ONT - YVR

1 stop7h 25mUnited Airlines

Deal found 15/12C$ 637

Wed 24/1212:35 p.m.YVR - ONT

1 stop8h 32mUnited Airlines

Mon 12/16:00 a.m.ONT - YVR

1 stop7h 35mUnited Airlines

Deal found 17/12C$ 639

Wed 31/127:35 p.m.YVR - ONT

1 stop4h 39mAlaska Airlines

Fri 3/46:55 p.m.ONT - YVR

1 stop5h 00mAlaska Airlines

Deal found 16/12C$ 661

Mon 29/126:40 a.m.YVR - ONT

1 stop9h 32mDelta

Sun 4/16:00 a.m.ONT - YVR

1 stop6h 19mDelta

Deal found 16/12C$ 664

Mon 29/127:00 a.m.YVR - ONT

1 stop10h 43mUnited Airlines

Fri 9/16:00 a.m.ONT - YVR

1 stop5h 00mUnited Airlines

Deal found 17/12C$ 676

Sun 28/128:45 a.m.YVR - ONT

1 stop12h 22mUnited Airlines

Mon 5/16:39 p.m.ONT - YVR

1 stop15h 16mUnited Airlines

Deal found 15/12C$ 703

Fri 19/123:00 p.m.YVR - ONT

1 stop7h 41mUnited Airlines

Tue 20/16:00 a.m.ONT - YVR

1 stop5h 00mUnited Airlines

Deal found 16/12C$ 712

Sun 21/123:00 p.m.YVR - ONT

1 stop7h 41mUnited Airlines

Sat 10/16:00 a.m.ONT - YVR

1 stop7h 35mUnited Airlines

Deal found 17/12C$ 723

Best flights from Canada to Ontario
Discover carefully curated flight deals from Canada to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 18 December 2025.

Sat 31/17:55 a.m.YVR - ONT

1 stop7h 13mAlaska Airlines

Sat 7/24:03 p.m.ONT - YVR

1 stop4h 52mAlaska Airlines

Deal found 15/12C$ 365

Tue 13/16:20 a.m.YVR - ONT

1 stop7h 36mDelta

Tue 20/16:00 a.m.ONT - YVR

1 stop6h 15mDelta

Deal found 16/12C$ 372

Sun 1/27:35 p.m.YYC - ONT

1 stop17h 35mMultiple Airlines

Sun 8/28:27 p.m.ONT - YYC

2 stops34h 37mMultiple Airlines

Deal found 17/12C$ 383

Wed 14/112:35 p.m.YVR - ONT

1 stop8h 23mUnited Airlines

Tue 20/16:00 a.m.ONT - YVR

1 stop5h 00mUnited Airlines

Deal found 17/12C$ 383

Sat 24/13:17 p.m.YEG - ONT

1 stop6h 41mAir Canada

Sat 31/15:05 a.m.ONT - YEG

1 stop8h 09mAir Canada

Deal found 17/12C$ 488

Tue 20/13:50 p.m.YUL - ONT

2 stops20h 18mAmerican Airlines

Wed 4/26:22 a.m.ONT - YUL

2 stops13h 22mAmerican Airlines

Deal found 17/12C$ 551

Tue 13/16:00 a.m.YVR - ONT

2 stops7h 06mAlaska Airlines

Sat 24/14:03 p.m.ONT - YVR

1 stop4h 52mAlaska Airlines

Deal found 15/12C$ 379

Tue 13/112:35 p.m.YVR - ONT

1 stop8h 23mUnited Airlines

Tue 20/16:00 a.m.ONT - YVR

1 stop7h 35mUnited Airlines

Deal found 17/12C$ 383

Mon 4/52:50 p.m.YXX - ONT

2 stops26h 26mWestJet

Fri 15/511:55 a.m.ONT - YXX

2 stops26h 06mWestJet

Deal found 17/12C$ 777

Wed 7/11:21 p.m.YVR - ONT

1 stop9h 17mDelta

Thu 15/13:30 p.m.ONT - YVR

1 stop5h 24mDelta

Deal found 16/12C$ 408

Sat 28/27:00 a.m.YVR - ONT

1 stop5h 47mUnited Airlines

Wed 4/36:09 a.m.ONT - YVR

1 stop4h 51mUnited Airlines

Deal found 17/12C$ 383

Mon 12/17:35 p.m.YVR - ONT

2 stops17h 31mAlaska Airlines

Wed 14/11:46 p.m.ONT - YVR

2 stops7h 09mAlaska Airlines

Deal found 16/12C$ 397

Wed 14/112:35 p.m.YVR - ONT

1 stop8h 23mUnited Airlines

Wed 21/11:53 p.m.ONT - YVR

1 stop7h 25mUnited Airlines

Deal found 17/12C$ 383

Thu 8/17:30 a.m.YWG - ONT

1 stop10h 50mMultiple Airlines

Mon 26/18:05 p.m.ONT - YWG

2 stops13h 30mMultiple Airlines

Deal found 15/12C$ 481

Fri 30/16:00 a.m.YVR - ONT

1 stop9h 08mAlaska Airlines

Sat 31/11:46 p.m.ONT - YVR

2 stops10h 24mAlaska Airlines

Deal found 16/12C$ 423

Wed 21/16:00 a.m.YEG - ONT

1 stop7h 47mUnited Airlines

Wed 4/21:24 p.m.ONT - YEG

1 stop7h 55mUnited Airlines

Deal found 17/12C$ 440

Wed 21/17:40 a.m.YYC - ONT

1 stop5h 36mDelta

Fri 23/16:00 a.m.ONT - YYC

2 stops13h 54mDelta

Deal found 17/12C$ 532

Mon 12/11:01 p.m.YYJ - ONT

2 stops24h 05mAlaska Airlines

Wed 14/11:46 p.m.ONT - YYJ

2 stops10h 11mAlaska Airlines

Deal found 15/12C$ 445

Sat 17/17:30 a.m.YUL - ONT

2 stops13h 50mAmerican Airlines

Sat 31/14:45 p.m.ONT - YUL

2 stops18h 00mAmerican Airlines

Deal found 17/12C$ 605

Fri 6/27:00 a.m.YXE - ONT

2 stops32h 34mMultiple Airlines

Sun 15/23:24 p.m.ONT - YXE

1 stop5h 54mMultiple Airlines

Deal found 17/12C$ 554

Mon 9/27:40 a.m.YYC - ONT

1 stop9h 35mDelta

Fri 27/21:10 p.m.ONT - YYC

1 stop8h 55mDelta

Deal found 17/12C$ 543

Sat 14/36:00 a.m.YEG - ONT

1 stop7h 48mUnited Airlines

Tue 24/35:15 a.m.ONT - YEG

1 stop16h 05mUnited Airlines

Deal found 16/12C$ 484

Tue 3/26:09 a.m.YYJ - ONT

2 stops10h 54mAlaska Airlines

Mon 9/26:00 a.m.ONT - YYJ

1 stop6h 11mAlaska Airlines

Deal found 16/12C$ 484

Mon 2/29:00 a.m.YEG - ONT

2 stops14h 44mDelta

Wed 4/26:00 a.m.ONT - YEG

2 stops10h 04mDelta

Deal found 15/12C$ 546

Mon 2/23:17 p.m.YEG - ONT

1 stop6h 41mUnited Airlines

Wed 4/21:24 p.m.ONT - YEG

1 stop7h 55mUnited Airlines

Deal found 15/12C$ 484

Sat 7/26:00 a.m.YWG - ONT

2 stops16h 58mAir Canada

Sun 15/25:00 a.m.ONT - YWG

2 stops28h 57mAir Canada

Deal found 15/12C$ 796

Sat 31/14:45 p.m.YYZ - ONT

1 stop21h 14mAlaska Airlines

Tue 10/27:00 a.m.ONT - YYZ

2 stops29h 35mAlaska Airlines

Deal found 17/12C$ 496

Tue 13/16:00 a.m.YEG - ONT

1 stop7h 47mUnited Airlines

Sun 18/11:24 p.m.ONT - YEG

1 stop7h 55mUnited Airlines

Deal found 16/12C$ 484

Sat 7/26:00 a.m.YWG - ONT

2 stops18h 53mAir Canada

Mon 16/29:06 p.m.ONT - YWG

2 stops19h 03mAir Canada

Deal found 15/12C$ 796

Tue 27/14:45 p.m.YYZ - ONT

1 stop25h 23mAlaska Airlines

Fri 30/111:53 a.m.ONT - YYZ

1 stop24h 42mAlaska Airlines

Deal found 16/12C$ 497

Last-minute flights from Canada to Ontario
Discover last-minute flight deals from Canada to Ontario. Data last updated 18 December 2025 and is based on user searches.

Wed 7/110:15 p.m.YYZ - ONT

2 stops21h 05mMultiple Airlines

Mon 12/12:34 p.m.ONT - YYZ

1 stop13h 13mMultiple Airlines

Deal found 16/12C$ 304

Wed 7/17:35 p.m.YVR - ONT

1 stop25h 48mMultiple Airlines

Fri 9/12:34 p.m.ONT - YVR

1 stop7h 46mMultiple Airlines

Deal found 16/12C$ 310

Wed 7/110:15 p.m.YYZ - ONT

2 stops21h 05mMultiple Airlines

Sun 11/17:19 p.m.ONT - YYZ

1 stop8h 28mMultiple Airlines

Deal found 16/12C$ 329

Sat 10/17:00 a.m.YVR - ONT

1 stop5h 17mUnited Airlines

Sat 17/11:53 p.m.ONT - YVR

1 stop7h 25mUnited Airlines

Deal found 16/12C$ 372

Sun 11/18:00 p.m.YYZ - ONT

1 stop14h 36mMultiple Airlines

Sun 18/14:34 p.m.ONT - YYZ

1 stop11h 13mMultiple Airlines

Deal found 17/12C$ 318

Tue 13/16:00 a.m.YVR - ONT

2 stops7h 06mAlaska Airlines

Wed 21/14:03 p.m.ONT - YVR

1 stop4h 52mAlaska Airlines

Deal found 15/12C$ 379

Wed 14/112:35 p.m.YVR - ONT

1 stop8h 23mUnited Airlines

Tue 20/16:00 a.m.ONT - YVR

1 stop5h 00mUnited Airlines

Deal found 17/12C$ 383

Fri 16/112:30 p.m.YVR - ONT

2 stops31h 20mMultiple Airlines

Mon 19/12:34 p.m.ONT - YVR

1 stop7h 46mMultiple Airlines

Deal found 17/12C$ 313

Wed 21/17:55 a.m.YVR - ONT

1 stop7h 13mAlaska Airlines

Tue 27/14:03 p.m.ONT - YVR

1 stop4h 52mAlaska Airlines

Deal found 16/12C$ 365

Sat 24/17:55 p.m.YYZ - ONT

1 stop16h 23mMultiple Airlines

Fri 30/110:18 a.m.ONT - YYZ

2 stops17h 40mMultiple Airlines

Deal found 17/12C$ 361

Sun 25/16:15 p.m.YVR - ONT

2 stops17h 55mMultiple Airlines

Mon 26/13:22 p.m.ONT - YVR

1 stop6h 58mMultiple Airlines

Deal found 17/12C$ 376

Fri 30/18:00 a.m.YVR - ONT

2 stops11h 53mMultiple Airlines

Fri 6/210:18 a.m.ONT - YVR

1 stop12h 02mMultiple Airlines

Deal found 16/12C$ 342

One-way flights from Canada to Ontario
Search for one-way flight options from Canada to Ontario. Find affordable one-way fares based on user searches. Data last updated 18 December 2025.

Sun 11/18:00 p.m.YYZ - ONT

1 stop21h 51mMultiple Airlines

Deal found 17/12C$ 180

Sun 1/21:30 p.m.YYZ - ONT

2 stops25h 40mMultiple Airlines

Deal found 17/12C$ 183

Thu 8/18:00 p.m.YYZ - ONT

1 stop14h 36mMultiple Airlines

Deal found 15/12C$ 189

Wed 14/111:45 a.m.YVR - ONT

2 stops19h 22mMultiple Airlines

Deal found 16/12C$ 190

Sat 10/19:40 a.m.YYZ - ONT

3 stops24h 56mMultiple Airlines

Deal found 16/12C$ 207

Mon 16/28:00 p.m.YYZ - ONT

1 stop20h 11mMultiple Airlines

Deal found 17/12C$ 208

Sat 31/16:15 a.m.YXE - ONT

3 stops19h 09mMultiple Airlines

Deal found 17/12C$ 208

Mon 12/17:35 p.m.YYC - ONT

1 stop23h 19mMultiple Airlines

Deal found 17/12C$ 209

Sun 4/13:40 p.m.YVR - ONT

1 stop5h 47mMultiple Airlines

Deal found 16/12C$ 211

Thu 29/18:10 a.m.YXE - ONT

2 stops18h 10mMultiple Airlines

Deal found 16/12C$ 212

Sat 10/11:21 p.m.YVR - ONT

1 stop8h 27mDelta

Deal found 15/12C$ 214

Tue 13/13:30 p.m.YVR - ONT

1 stop7h 21mDelta

Deal found 16/12C$ 215

Find flight deals from Canada to Ontario

Round-trip from	C$ 278
One-way from	C$ 180
Popular in	December
Cheapest in	May
Average price	C$ 583

30/1-6/2
3 total stops
37h 06m total
Canada to Ontario

Search Deals

11/1
1 total stop
21h 51m total
Canada to Ontario

Search Deals

Highest demand for flights based on searches. 11% potential increase in price (C$ 74 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 December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Sat 31/1

7:55 a.m.-3:08 p.m.

1 stop7h 13m

Ontario

Sat 7/2

4:03 p.m.-8:55 p.m.

1 stop4h 52m

C$ 365

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Tue 13/1

6:20 a.m.-1:56 p.m.

1 stop7h 36m

Ontario

Tue 20/1

6:00 a.m.-12:15 p.m.

1 stop6h 15m

C$ 372

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Tue 13/1

6:00 a.m.-1:06 p.m.

2 stops7h 06m

Ontario

Sat 24/1

4:03 p.m.-8:55 p.m.

1 stop4h 52m

C$ 379

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Sun 1/2

7:35 p.m.-12:10 p.m.

1 stop17h 35m

Ontario

Sun 8/2

8:27 p.m.-8:04 a.m.

2 stops34h 37m

C$ 383

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Wed 14/1

12:35 p.m.-8:58 p.m.

1 stop8h 23m

Ontario

Tue 20/1

6:00 a.m.-11:00 a.m.

1 stop5h 00m

C$ 383

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Tue 13/1

12:35 p.m.-8:58 p.m.

1 stop8h 23m

Ontario

Tue 20/1

6:00 a.m.-1:35 p.m.

1 stop7h 35m

C$ 383

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Sat 28/2

7:00 a.m.-12:47 p.m.

1 stop5h 47m

Ontario

Wed 4/3

6:09 a.m.-11:00 a.m.

1 stop4h 51m

C$ 383

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Wed 14/1

12:35 p.m.-8:58 p.m.

1 stop8h 23m

Ontario

Wed 21/1

1:53 p.m.-9:18 p.m.

1 stop7h 25m

C$ 383

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Mon 12/1

7:35 p.m.-1:06 p.m.

2 stops17h 31m

Ontario

Wed 14/1

1:46 p.m.-8:55 p.m.

2 stops7h 09m

C$ 397

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Wed 7/1

1:21 p.m.-10:38 p.m.

1 stop9h 17m

Ontario

Thu 15/1

3:30 p.m.-8:54 p.m.

1 stop5h 24m

C$ 408

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/12

Showing 1-10 of 60 results

...

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, April is the cheapest month in which you can book a flight from Canada to Ontario (average of C$ 99). Flying from Canada to Ontario in December is currently the most expensive (average of C$ 134). 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?

A simple way to save on the total cost of your ticket is to fly from Canada to Ontario in the morning. If you’re flexible enough to do this you can expect to save up to 26% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from Canada to Ontario?

Travelers seeking maximum savings on their Canada to Ontario flight should consider departing on Thursday evenings when fares are most often at their lowest. Wednesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Ontario

Get a feel of what it's like to fly with Porter Airlines,Delta, andUnited 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.

Porter Airlines

8.0

Very good

399 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Porter Airlines

8.0

Very good

399 reviews

Porter Airlines

8.0

Very good

399 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Delta

7.9

Good

8,009 reviews

Porter Airlines

8.0

Very good

399 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

United Airlines

7.4

Good

9,093 reviews

Porter Airlines

8.0

Very good

399 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

American Airlines

7.2

Good

11,054 reviews

Porter Airlines

8.0

Very good

399 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Air Canada

7.1

Good

10,534 reviews

Porter Airlines

8.0

Very good

399 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Related info for your journey

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.
How long is the flight from Canada to Ontario?
Alaska Airlines, Delta, and United Airlines can get you from Canada to Ontario in just under 7h 13m. Your travel time can differ by up to 1h 10m. The distance from Canada to Ontario is about 1743 km. Both multi-stop and direct flights can be found to your destination and back.
What are the most popular routes from Canada to Ontario?
While some choose either Toronto Pearson Intl - Ontario or Calgary - 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, April is the cheapest month in which you can book a flight from Canada to Ontario (average of C$ 99). Flying from Canada to Ontario in December is currently the most expensive (average of C$ 134). 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

Browse thousands of different options on Cheapflights for your next trip

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Complete your trip

Ontario car rentals

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Top 5 airlines flying from Canada to Ontario

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	CheapestC$ 132	AverageC$ 733	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Porter Airlines	CheapestC$ 274	AverageC$ 293	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
Delta	CheapestC$ 365	AverageC$ 470	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
United Airlines	CheapestC$ 370	AverageC$ 757	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Air Canada	CheapestC$ 373	AverageC$ 566	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights

Fly with Cheapflights

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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Cheap flights from Canada to Ontario from C$ 180

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 11/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Canada to Ontario

Cheapest flights from Canada to OntarioExplore 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 18 December 2025.

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 18 December 2025.

Find flight deals from Canada to Ontario

Keep the following information in mind while searching for Canada to Ontario flight deals. Data was last updated 18 December 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Canada to Ontario that are best for you.

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.

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?

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 18 December 2025.

What is the cheapest day to fly from Canada to Ontario?

Use this chart to determine the cheapest time to fly round-trip from Canada to Ontario. Price data was last updated on 16 December 2024.

Reviews of airlines servicing Ontario

Get a feel of what it's like to fly with Porter Airlines,Delta, andUnited 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.

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?

How long is the flight from Canada to Ontario?

What are the most popular routes from Canada to Ontario?

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

How can I find direct flights from Canada to Ontario?

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

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

Browse thousands of different options on Cheapflights for your next trip

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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.

Top 5 airlines flying from Canada to Ontario

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How does Cheapflights help users find flights from Canada to Ontario?

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

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

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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 18 December 2025.