Find flights
When to book
FAQs

Cheap flights from Ontario to Ontario from C$ 148

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 8/1. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — YYZ
24 Dec — 31 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Ontario to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Ontario
Explore the most affordable flight options available from Ontario to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 November 2025.

Fri 12/125:18 p.m.ONT - YYZ
1 stop10h 02mMultiple Airlines
Mon 15/127:55 p.m.YYZ - ONT
1 stop28h 22mMultiple Airlines
Deal found 22/11C$ 389
Sun 21/126:37 p.m.ONT - YYZ
1 stop9h 10mMultiple Airlines
Sun 4/18:00 p.m.YYZ - ONT
1 stop24h 15mMultiple Airlines
Deal found 23/11C$ 438
Sat 20/125:16 p.m.ONT - YYZ
1 stop10h 04mMultiple Airlines
Sun 4/18:00 p.m.YYZ - ONT
1 stop24h 15mMultiple Airlines
Deal found 23/11C$ 453
Sun 21/126:37 p.m.ONT - YYZ
1 stop9h 10mMultiple Airlines
Tue 30/126:30 p.m.YYZ - ONT
2 stops29h 47mMultiple Airlines
Deal found 23/11C$ 460
Mon 22/126:00 p.m.ONT - YYZ
1 stop9h 47mMultiple Airlines
Sun 4/18:00 p.m.YYZ - ONT
1 stop24h 15mMultiple Airlines
Deal found 23/11C$ 471
Sat 20/125:16 p.m.ONT - YYZ
1 stop10h 04mMultiple Airlines
Tue 30/126:30 p.m.YYZ - ONT
2 stops29h 47mMultiple Airlines
Deal found 23/11C$ 474
Fri 19/126:00 a.m.ONT - YYZ
1 stop21h 47mMultiple Airlines
Sun 4/18:00 p.m.YYZ - ONT
1 stop24h 15mMultiple Airlines
Deal found 23/11C$ 478
Mon 22/126:00 a.m.ONT - YYZ
1 stop21h 20mMultiple Airlines
Thu 1/17:55 p.m.YYZ - ONT
1 stop28h 22mMultiple Airlines
Deal found 24/11C$ 485
Wed 17/124:47 p.m.ONT - YUL
2 stops16h 33mAmerican Airlines
Wed 24/127:08 a.m.YUL - ONT
1 stop16h 50mAmerican Airlines
Deal found 22/11C$ 1,149
Thu 18/129:53 a.m.ONT - YUL
2 stops10h 05mAmerican Airlines
Wed 24/127:08 a.m.YUL - ONT
2 stops11h 59mAmerican Airlines
Deal found 22/11C$ 1,172
Thu 18/1211:59 p.m.ONT - YUL
1 stop11h 01mUnited Airlines
Wed 24/126:00 a.m.YUL - ONT
2 stops18h 07mUnited Airlines
Deal found 23/11C$ 1,232
Wed 3/125:05 a.m.ONT - YUL
2 stops23h 27mUnited Airlines
Sun 7/125:50 p.m.YUL - ONT
1 stop21h 27mUnited Airlines
Deal found 23/11C$ 1,289

Cheap flight deals from Ontario to Ontario

Keep the following information in mind while searching for Ontario to Ontario flight deals. Data was last updated 24 November 2025.

Round-trip from

C$ 350

One-way from

C$ 148

Popular in

December

Cheapest in

May

Average price

C$ 534
9/1-17/1
  • 9/1-17/1
  • 3 total stops
  • 28h 06m total
  • Ontario to Ontario
Search Deals
8/1
  • 8/1
  • 2 total stops
  • 29h 40m total
  • Ontario to Ontario
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (C$ 129 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario 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 24 November 2025.
Use the filters below to find and compare flights from Ontario to Ontario that are best for you.

Fly from

Ontario

Fly to

Ontario

Route

Depart

Return

Price

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Fri 9/1

2:34 p.m.-6:47 a.m.

1 stop13h 13m

Toronto Pearson Intl

Sat 17/1

7:55 p.m.-5:44 p.m.

1 stop24h 49m

C$ 378

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Thu 9/4

6:15 a.m.-11:11 p.m.

2 stops13h 56m

Toronto Pearson Intl

Sat 11/4

9:35 a.m.-9:17 p.m.

1 stop14h 42m

C$ 446

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Tue 6/1

12:48 p.m.-3:35 p.m.

2 stops23h 47m

Toronto Pearson Intl

Tue 13/1

4:45 p.m.-1:06 p.m.

2 stops23h 21m

C$ 588

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Fri 9/1

7:56 p.m.-3:35 p.m.

2 stops16h 39m

Toronto Pearson Intl

Sat 17/1

4:45 p.m.-7:16 p.m.

2 stops29h 31m

C$ 589

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Wed 21/1

11:53 a.m.-3:35 p.m.

1 stop24h 42m

Toronto Pearson Intl

Sun 25/1

4:45 p.m.-10:59 a.m.

1 stop21h 14m

C$ 601

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Tue 13/1

11:53 a.m.-3:35 p.m.

1 stop24h 42m

Toronto Pearson Intl

Sun 18/1

4:45 p.m.-11:56 p.m.

1 stop10h 11m

C$ 618

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Wed 7/1

7:30 a.m.-11:13 p.m.

2 stops12h 43m

Toronto Pearson Intl

Wed 14/1

10:05 a.m.-10:51 p.m.

2 stops15h 46m

C$ 634

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Tue 6/1

3:30 p.m.-9:04 a.m.

2 stops14h 34m

Toronto Pearson Intl

Tue 13/1

12:21 p.m.-10:51 p.m.

2 stops13h 30m

C$ 634

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Fri 9/1

12:41 p.m.-11:17 a.m.

2 stops19h 36m

Toronto Pearson Intl

Sat 17/1

6:10 a.m.-10:51 p.m.

2 stops19h 41m

C$ 665

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Mon 22/12

6:00 p.m.-6:47 a.m.

1 stop9h 47m

Toronto Pearson Intl

Thu 1/1

8:00 p.m.-9:17 p.m.

1 stop28h 17m

C$ 673

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/11

Showing 1-10 of 54 results
1
2
3
...
6

Best time to book a flight from Ontario to Ontario

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

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

Currently, June is the cheapest month in which you can book a flight from Ontario to Region of Ontario (average of C$ 104). Flying from Ontario to Region of Ontario in November is currently the most expensive (average of C$ 209). 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 ONT to ON?

Find hourly flight availability from Ontario 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 24 November 2025.

When flying from Ontario to Region of Ontario, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 65% versus a flight in the morning.

Related info for your journey

Find useful and relevant information for your journey from Ontario 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 from for flights from Ontario to Ontario?

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

  • How long is the flight from Ontario to Region of Ontario?

    For as low as C$ 983, Alaska Airlines can have you in Region of Ontario from Ontario in 23h 27m. The distance from Ontario to Region of Ontario is about 3899 km. This flight may include one or multiple stops.

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

    The cheapest airlines for a one-way flight from Ontario to Region of Ontario are Alaska Airlines (C$ 243), Delta (C$ 392), and United Airlines (C$ 467).

  • What are the most popular routes from Ontario to Region of Ontario?

    The most popular flight routes from Ontario to Region of Ontario are Ontario - Toronto Pearson Intl, Ontario - Montreal Pierre Elliott Trudeau Intl and Ontario - Ottawa.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario 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 Ontario to Region of Ontario?

    Currently, June is the cheapest month in which you can book a flight from Ontario to Region of Ontario (average of C$ 104). Flying from Ontario to Region of Ontario in November is currently the most expensive (average of C$ 209). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Vancouver Intl flights
San Francisco to Vancouver Intl flights
Los Angeles to Pearson Intl flights
San Francisco to Pearson Intl flights
Los Angeles to Calgary flights
San Francisco to Calgary flights
Santa Ana to Vancouver Intl flights
Los Angeles to Pierre Elliott Trudeau Intl flights
San Diego to Vancouver Intl flights
Ontario to Vancouver Intl flights
Los Angeles to Abbotsford flights
San Francisco to Pierre Elliott Trudeau Intl flights
Sacramento to Vancouver Intl flights
San Francisco to Abbotsford flights
San Diego to Pearson Intl flights
San Francisco to Toronto Island flights
San Jose to Vancouver Intl flights
Las Vegas to Calgary flights
Ontario to Pearson Intl flights
San Diego to Calgary flights
Las Vegas to Pearson Intl flights
Santa Ana to Pearson Intl flights
Palm Springs to Calgary flights
Las Vegas to Vancouver Intl flights
Palm Springs to Vancouver Intl flights
Ontario to Calgary flights
Los Angeles to Toronto Island flights
Oakland to Pearson Intl flights
Oakland to Vancouver Intl flights
San Jose to Pearson Intl flights
Santa Ana to Calgary flights
Los Angeles to Edmonton flights
San Francisco to Victoria flights
Reno to Vancouver Intl flights
Ontario to Pierre Elliott Trudeau Intl flights
San Francisco to Edmonton flights
Las Vegas to Abbotsford flights
San Diego to Abbotsford flights
Los Angeles to Québec City flights
Santa Rosa to Halifax flights
Sacramento to Pearson Intl flights
Ontario to Edmonton flights
San Jose to Calgary flights
Burbank to Vancouver Intl flights
San Diego to Pierre Elliott Trudeau Intl flights
San Francisco to Ottawa flights
San Francisco to Québec City flights
Sacramento to Abbotsford flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ontario to Ontario.

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

Certainly. Search results for flights to Ontario from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.