How long is the flight from Canada to Ontario?

Alaska Airlines, United Airlines, and Delta can get you from Canada to Ontario in just under 4h 21m. Your travel time can differ by up to 6h 20m. 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 is the cheapest time of day to fly from CA to ONT?

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.

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$ 169+ Flights from Canada to Ontario

Cheap flight deals from Canada to Ontario

Round-trip from	C$ 275
One-way from	C$ 169
Popular in	December
Cheapest in	May
Average price	C$ 438

31/1-6/2
3 total stops
25h 25m total
Canada to Ontario

Search Deals

6/2
2 total stops
21h 49m total
Canada to Ontario

Search Deals

Highest demand for flights based on searches. 11% potential increase in price (C$ 73 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (C$ 17 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in January 2026

Search Deals

Find 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 8 January 2026.

Sun 1/23:40 p.m.YVR - ONT

1 stop20h 30mMultiple Airlines

Wed 4/23:07 p.m.ONT - YVR

2 stops27h 33mMultiple Airlines

Deal found 7/1C$ 288

Thu 29/19:30 a.m.YVR - ONT

1 stop10h 23mMultiple Airlines

Wed 4/23:07 p.m.ONT - YVR

2 stops27h 33mMultiple Airlines

Deal found 7/1C$ 296

Sun 1/33:40 p.m.YVR - ONT

1 stop21h 31mMultiple Airlines

Wed 1/46:15 a.m.ONT - YVR

1 stop9h 52mMultiple Airlines

Deal found 7/1C$ 297

Wed 28/112:30 p.m.YYZ - ONT

2 stops24h 39mMultiple Airlines

Mon 2/28:05 p.m.ONT - YYZ

1 stop7h 38mMultiple Airlines

Deal found 6/1C$ 318

Wed 18/29:35 a.m.YYZ - ONT

1 stop11h 47mMultiple Airlines

Mon 23/26:43 p.m.ONT - YYZ

1 stop8h 37mMultiple Airlines

Deal found 8/1C$ 319

Wed 18/29:35 a.m.YYZ - ONT

1 stop11h 47mMultiple Airlines

Thu 26/27:22 p.m.ONT - YYZ

2 stops21h 14mMultiple Airlines

Deal found 8/1C$ 323

Tue 17/21:30 p.m.YYZ - ONT

2 stops26h 41mMultiple Airlines

Thu 26/27:22 p.m.ONT - YYZ

1 stop8h 21mMultiple Airlines

Deal found 8/1C$ 325

Wed 18/29:35 a.m.YYZ - ONT

1 stop11h 47mMultiple Airlines

Wed 25/23:22 p.m.ONT - YYZ

2 stops11h 51mMultiple Airlines

Deal found 8/1C$ 328

Tue 17/21:30 p.m.YYZ - ONT

2 stops26h 41mMultiple Airlines

Mon 23/26:43 p.m.ONT - YYZ

1 stop8h 37mMultiple Airlines

Deal found 8/1C$ 329

Thu 5/26:00 a.m.YVR - ONT

1 stop4h 59mAlaska Airlines

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

1 stop4h 52mAlaska Airlines

Deal found 7/1C$ 329

Mon 23/28:00 p.m.YYZ - ONT

1 stop20h 52mMultiple Airlines

Thu 26/27:22 p.m.ONT - YYZ

1 stop8h 21mMultiple Airlines

Deal found 8/1C$ 330

Sun 22/28:00 p.m.YYZ - ONT

1 stop20h 11mMultiple Airlines

Thu 26/27:22 p.m.ONT - YYZ

2 stops21h 14mMultiple Airlines

Deal found 8/1C$ 332

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 8 January 2026.

Mon 26/17:35 p.m.YVR - ONT

1 stop4h 21mAlaska Airlines

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

1 stop4h 52mAlaska Airlines

Deal found 7/1C$ 357

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

1 stop10h 41mUnited Airlines

Mon 6/45:10 a.m.ONT - YVR

1 stop13h 08mUnited Airlines

Deal found 7/1C$ 362

Thu 5/39:05 a.m.YWG - ONT

2 stops25h 01mMultiple Airlines

Wed 11/310:03 p.m.ONT - YWG

1 stop15h 09mMultiple Airlines

Deal found 8/1C$ 424

Mon 23/37:20 a.m.YYC - ONT

1 stop10h 08mDelta

Tue 31/31:20 p.m.ONT - YYC

1 stop8h 42mDelta

Deal found 7/1C$ 485

Fri 30/15:45 p.m.YVR - ONT

1 stop6h 11mAlaska Airlines

Tue 3/24:03 p.m.ONT - YVR

1 stop4h 52mAlaska Airlines

Deal found 6/1C$ 357

Wed 11/28:30 a.m.YVR - ONT

1 stop12h 28mUnited Airlines

Mon 16/25:00 a.m.ONT - YVR

1 stop13h 03mUnited Airlines

Deal found 5/1C$ 364

Thu 5/32:20 p.m.YWG - ONT

1 stop10h 05mLufthansa

Wed 11/31:50 p.m.ONT - YWG

2 stops20h 07mLufthansa

Deal found 8/1C$ 744

Sun 15/27:30 a.m.YUL - ONT

2 stops17h 37mAmerican Airlines

Sat 21/26:15 a.m.ONT - YUL

2 stops13h 41mAmerican Airlines

Deal found 6/1C$ 756

Tue 3/36:00 a.m.YWG - ONT

2 stops13h 41mAir Canada

Thu 12/36:00 a.m.ONT - YWG

2 stops10h 19mAir Canada

Deal found 8/1C$ 763

Wed 28/17:55 a.m.YVR - ONT

1 stop7h 13mAlaska Airlines

Wed 11/24:03 p.m.ONT - YVR

1 stop4h 52mAlaska Airlines

Deal found 5/1C$ 357

Wed 28/112:35 p.m.YVR - ONT

1 stop8h 23mUnited Airlines

Wed 4/21:53 p.m.ONT - YVR

1 stop7h 25mUnited Airlines

Deal found 6/1C$ 364

Fri 29/52:50 p.m.YXX - ONT

2 stops26h 26mWestJet

Mon 1/611:55 a.m.ONT - YXX

2 stops26h 06mWestJet

Deal found 7/1C$ 831

Wed 4/27:55 a.m.YVR - ONT

1 stop7h 13mAlaska Airlines

Wed 11/24:03 p.m.ONT - YVR

1 stop4h 52mAlaska Airlines

Deal found 7/1C$ 357

Thu 22/112:25 p.m.YVR - ONT

1 stop5h 18mUnited Airlines

Mon 26/11:53 p.m.ONT - YVR

1 stop7h 25mUnited Airlines

Deal found 6/1C$ 364

Tue 27/16:00 a.m.YVR - ONT

2 stops7h 06mAlaska Airlines

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

1 stop4h 52mAlaska Airlines

Deal found 7/1C$ 362

Fri 6/28:30 a.m.YVR - ONT

1 stop12h 28mUnited Airlines

Mon 9/25:05 a.m.ONT - YVR

1 stop12h 58mUnited Airlines

Deal found 6/1C$ 364

Mon 23/37:20 a.m.YYC - ONT

1 stop10h 08mDelta

Sun 29/36:00 a.m.ONT - YYC

1 stop4h 40mDelta

Deal found 5/1C$ 487

Thu 5/212:35 p.m.YVR - ONT

1 stop8h 23mUnited Airlines

Thu 12/21:45 p.m.ONT - YVR

1 stop9h 21mUnited Airlines

Deal found 7/1C$ 364

Tue 17/37:20 a.m.YYC - ONT

1 stop6h 03mDelta

Sun 29/36:00 a.m.ONT - YYC

1 stop4h 40mDelta

Deal found 5/1C$ 487

Sun 22/27:30 a.m.YWG - ONT

2 stops42h 29mMultiple Airlines

Sun 1/310:14 p.m.ONT - YWG

1 stop15h 28mMultiple Airlines

Deal found 7/1C$ 557

Sat 28/23:17 p.m.YEG - ONT

1 stop6h 33mUnited Airlines

Tue 3/31:45 p.m.ONT - YEG

1 stop7h 34mUnited Airlines

Deal found 7/1C$ 393

Fri 6/21:01 p.m.YYJ - ONT

1 stop10h 55mAlaska Airlines

Tue 10/24:03 p.m.ONT - YYJ

1 stop20h 08mAlaska Airlines

Deal found 8/1C$ 445

Sat 31/19:00 p.m.YWG - ONT

2 stops39h 59mMultiple Airlines

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

2 stops30h 37mMultiple Airlines

Deal found 7/1C$ 615

Sat 28/26:00 a.m.YEG - ONT

1 stop15h 50mUnited Airlines

Wed 4/35:00 a.m.ONT - YEG

1 stop8h 14mUnited Airlines

Deal found 6/1C$ 393

Mon 23/24:45 p.m.YYZ - ONT

1 stop21h 23mAlaska Airlines

Sat 28/26:14 a.m.ONT - YYZ

1 stop30h 21mAlaska Airlines

Deal found 7/1C$ 449

Tue 24/27:50 a.m.YWG - ONT

2 stops16h 54mMultiple Airlines

Tue 3/36:14 a.m.ONT - YWG

2 stops16h 26mMultiple Airlines

Deal found 7/1C$ 629

Thu 26/26:00 a.m.YEG - ONT

1 stop7h 43mUnited Airlines

Wed 4/31:45 p.m.ONT - YEG

1 stop7h 34mUnited Airlines

Deal found 8/1C$ 393

Thu 26/24:45 p.m.YYZ - ONT

1 stop9h 47mAlaska Airlines

Thu 5/36:14 a.m.ONT - YYZ

1 stop30h 21mAlaska Airlines

Deal found 7/1C$ 449

Tue 10/26:00 a.m.YWG - ONT

2 stops18h 53mAir Canada

Thu 19/21:45 p.m.ONT - YWG

2 stops26h 34mAir Canada

Deal found 8/1C$ 796

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

2 stops18h 05mDelta

Wed 4/27:30 a.m.ONT - YUL

2 stops13h 20mDelta

Deal found 6/1C$ 692

Last-minute flights from Canada to Ontario
Discover last-minute flight deals from Canada to Ontario. Data last updated 8 January 2026 and is based on user searches.

Wed 21/19:35 a.m.YYZ - ONT

1 stop27h 34mMultiple Airlines

Wed 28/13:07 p.m.ONT - YYZ

2 stops25h 29mMultiple Airlines

Deal found 7/1C$ 341

Wed 28/112:30 p.m.YYZ - ONT

2 stops24h 39mMultiple Airlines

Mon 2/28:05 p.m.ONT - YYZ

1 stop7h 38mMultiple Airlines

Deal found 6/1C$ 318

Thu 29/15:30 p.m.YVR - ONT

1 stop15h 53mMultiple Airlines

Fri 30/12:28 p.m.ONT - YVR

1 stop7h 52mMultiple Airlines

Deal found 6/1C$ 276

Thu 29/19:30 a.m.YVR - ONT

1 stop10h 23mMultiple Airlines

Wed 4/23:07 p.m.ONT - YVR

2 stops27h 33mMultiple Airlines

Deal found 7/1C$ 296

Thu 29/17:55 p.m.YYZ - ONT

1 stop16h 28mMultiple Airlines

Wed 4/23:07 p.m.ONT - YYZ

2 stops29h 04mMultiple Airlines

Deal found 6/1C$ 339

Fri 30/17:00 a.m.YVR - ONT

2 stops16h 56mMultiple Airlines

Mon 2/23:22 p.m.ONT - YVR

1 stop6h 58mMultiple Airlines

Deal found 6/1C$ 322

Sat 31/13:45 p.m.YVR - ONT

2 stops17h 33mMultiple Airlines

Fri 6/22:28 p.m.ONT - YVR

1 stop7h 52mMultiple Airlines

Deal found 6/1C$ 275

Sun 1/23:40 p.m.YVR - ONT

1 stop20h 30mMultiple Airlines

Wed 4/23:07 p.m.ONT - YVR

2 stops27h 33mMultiple Airlines

Deal found 6/1C$ 285

Tue 3/28:00 a.m.YVR - ONT

2 stops30h 12mMultiple Airlines

Tue 10/23:22 p.m.ONT - YVR

1 stop24h 45mMultiple Airlines

Deal found 6/1C$ 332

Thu 5/26:00 a.m.YVR - ONT

1 stop4h 59mAlaska Airlines

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

1 stop4h 52mAlaska Airlines

Deal found 7/1C$ 329

Sun 22/25:30 p.m.YVR - ONT

1 stop19h 41mMultiple Airlines

Sun 1/33:24 p.m.ONT - YVR

1 stop8h 48mMultiple Airlines

Deal found 7/1C$ 333

Sat 28/29:10 a.m.YVR - ONT

2 stops10h 04mMultiple Airlines

Mon 6/45:24 p.m.ONT - YVR

1 stop6h 48mMultiple Airlines

Deal found 6/1C$ 343

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 8 January 2026.

Fri 6/23:45 p.m.YVR - ONT

2 stops21h 49mMultiple Airlines

Deal found 7/1C$ 169

Sun 1/33:40 p.m.YVR - ONT

1 stop21h 31mMultiple Airlines

Deal found 6/1C$ 170

Thu 5/25:30 p.m.YVR - ONT

1 stop20h 02mMultiple Airlines

Deal found 6/1C$ 177

Mon 26/18:00 p.m.YYZ - ONT

1 stop20h 37mMultiple Airlines

Deal found 6/1C$ 182

Thu 5/35:30 p.m.YVR - ONT

1 stop14h 36mMultiple Airlines

Deal found 6/1C$ 184

Fri 20/29:40 a.m.YYZ - ONT

3 stops36h 34mMultiple Airlines

Deal found 6/1C$ 195

Thu 22/11:30 p.m.YYZ - ONT

2 stops22h 53mMultiple Airlines

Deal found 7/1C$ 203

Wed 21/19:40 a.m.YYZ - ONT

3 stops27h 29mMultiple Airlines

Deal found 7/1C$ 205

Sat 7/27:55 a.m.YVR - ONT

1 stop7h 13mAlaska Airlines

Deal found 7/1C$ 205

Mon 9/27:00 a.m.YEG - ONT

3 stops31h 52mMultiple Airlines

Deal found 6/1C$ 210

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

1 stop7h 13mAlaska Airlines

Deal found 7/1C$ 210

Wed 11/212:35 p.m.YVR - ONT

1 stop8h 23mUnited Airlines

Deal found 7/1C$ 213

Fly from

Fly to

Route

Depart

Return

Price

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Mon 26/1

7:35 p.m.-11:56 p.m.

1 stop4h 21m

Ontario

Tue 27/1

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

1 stop4h 52m

C$ 357

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Fri 30/1

5:45 p.m.-11:56 p.m.

1 stop6h 11m

Ontario

Tue 3/2

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

1 stop4h 52m

C$ 357

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Wed 28/1

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

1 stop7h 13m

Ontario

Wed 11/2

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

1 stop4h 52m

C$ 357

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Wed 4/2

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

1 stop7h 13m

Ontario

Wed 11/2

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

1 stop4h 52m

C$ 357

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Sat 28/2

7:00 a.m.-5:41 p.m.

1 stop10h 41m

Ontario

Mon 6/4

5:10 a.m.-6:18 p.m.

1 stop13h 08m

C$ 362

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Tue 27/1

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

2 stops7h 06m

Ontario

Tue 27/1

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

1 stop4h 52m

C$ 362

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Wed 11/2

8:30 a.m.-8:58 p.m.

1 stop12h 28m

Ontario

Mon 16/2

5:00 a.m.-6:03 p.m.

1 stop13h 03m

C$ 364

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Wed 28/1

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

1 stop8h 23m

Ontario

Wed 4/2

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

1 stop7h 25m

C$ 364

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Thu 22/1

12:25 p.m.-5:43 p.m.

1 stop5h 18m

Ontario

Mon 26/1

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

1 stop7h 25m

C$ 364

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Fri 6/2

8:30 a.m.-8:58 p.m.

1 stop12h 28m

Ontario

Mon 9/2

5:05 a.m.-6:03 p.m.

1 stop12h 58m

C$ 364

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

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, February is the cheapest month in which you can book a flight from Canada to Ontario (average of C$ 98). Flying from Canada to Ontario in December is currently the most expensive (average of C$ 133). 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.

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

406 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

406 reviews

Porter Airlines

8.0

Very good

406 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

8,029 reviews

Porter Airlines

8.0

Very good

406 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

9,141 reviews

Porter Airlines

8.0

Very good

406 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

11,095 reviews

Porter Airlines

8.0

Very good

406 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

10,603 reviews

Porter Airlines

8.0

Very good

406 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, United Airlines, and Delta can get you from Canada to Ontario in just under 4h 21m. Your travel time can differ by up to 6h 20m. 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, February is the cheapest month in which you can book a flight from Canada to Ontario (average of C$ 98). Flying from Canada to Ontario in December is currently the most expensive (average of C$ 133). 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

Top 5 airlines flying from Canada to Ontario

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	CheapestC$ 132	AverageC$ 713	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Porter Airlines	CheapestC$ 275	AverageC$ 294	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
Delta	CheapestC$ 366	AverageC$ 495	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
United Airlines	CheapestC$ 371	AverageC$ 764	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Air Canada	CheapestC$ 374	AverageC$ 588	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$ 169

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 6/2. Fares are subject to change and may not be available on all flights or dates of travel.

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 8 January 2026.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find 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 8 January 2026.

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 8 January 2026.

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?

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?

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Alternative routes for Canada to Ontario

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Top 5 airlines flying from Canada to Ontario

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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 8 January 2026.