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Cheap flights from Ontario to Belfast from C$ 483

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 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BHD
2 Dec — 9 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Ontario to Belfast

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Belfast
Explore the most affordable flight options available from Ontario to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 November 2025.

Tue 2/125:35 p.m.YYZ - BFS
2 stops22h 55mMultiple Airlines
Mon 12/16:00 a.m.BFS - YYZ
2 stops38h 20mMultiple Airlines
Deal found 31/10C$ 827
Tue 2/127:40 p.m.YYZ - BFS
2 stops17h 15mMultiple Airlines
Tue 9/126:30 a.m.BFS - YYZ
2 stops16h 45mMultiple Airlines
Deal found 31/10C$ 878
Mon 1/125:25 p.m.YUL - BFS
2 stops22h 45mMultiple Airlines
Mon 8/126:30 a.m.BFS - YUL
2 stops20h 55mMultiple Airlines
Deal found 2/11C$ 895
Fri 28/119:35 p.m.YYZ - BFS
1 stop30h 20mMultiple Airlines
Fri 5/129:20 p.m.BFS - YYZ
1 stop22h 40mMultiple Airlines
Deal found 31/10C$ 899
Mon 1/1210:35 a.m.YUL - BHD
2 stops22h 00mMultiple Airlines
Mon 8/127:20 a.m.BHD - YUL
2 stops16h 05mMultiple Airlines
Deal found 2/11C$ 905
Mon 17/1110:05 p.m.YYZ - BHD
1 stop11h 10mBritish Airways
Wed 3/126:35 a.m.BHD - YYZ
1 stop13h 15mBritish Airways
Deal found 1/11C$ 923
Mon 17/114:44 p.m.YYZ - BHD
2 stops16h 31mAmerican Airlines
Wed 3/1212:25 p.m.BHD - YYZ
1 stop12h 50mAmerican Airlines
Deal found 1/11C$ 933
Tue 2/124:44 p.m.YYZ - BHD
2 stops13h 46mAmerican Airlines
Tue 9/126:35 a.m.BHD - YYZ
2 stops15h 52mAmerican Airlines
Deal found 31/10C$ 972
Mon 17/113:38 p.m.YYZ - BFS
2 stops19h 37mMultiple Airlines
Wed 3/127:00 a.m.BFS - YYZ
1 stop16h 00mMultiple Airlines
Deal found 1/11C$ 976
Tue 2/129:35 p.m.YYZ - BHD
1 stop11h 00mMultiple Airlines
Tue 9/127:20 a.m.BHD - YYZ
1 stop12h 40mMultiple Airlines
Deal found 31/10C$ 983
Tue 2/124:44 p.m.YYZ - BHD
2 stops13h 46mBritish Airways
Tue 9/128:45 a.m.BHD - YYZ
1 stop16h 30mBritish Airways
Deal found 31/10C$ 1,020
Sun 23/1112:34 p.m.YYZ - BHD
2 stops16h 46mAmerican Airlines
Tue 23/128:45 a.m.BHD - YYZ
2 stops18h 49mAmerican Airlines
Deal found 1/11C$ 1,025

Cheap flight deals from Ontario to Belfast

Keep the following information in mind while searching for Ontario to Belfast flight deals. Data was last updated 2 November 2025.

Round-trip from

C$ 827

One-way from

C$ 483

Popular in

July

Cheapest in

October

Average price

C$ 1,329
2/12-12/1
  • 2/12-12/1
  • 4 total stops
  • 61h 15m total
  • Ontario to Belfast
Search Deals
6/4
  • 6/4
  • 2 total stops
  • 31h 50m total
  • Ontario to Belfast
Search Deals
Highest demand for flights based on searches. 30% potential increase in price (C$ 1,004 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 18% potential price decrease (C$ 369 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 Belfast 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 2 November 2025.
Use the filters below to find and compare flights from Ontario to Belfast that are best for you.

Fly from

Ontario

Fly to

Belfast

Route

Depart

Return

Price

TorontoBelfast

YYZ - BHD

YYZBHD

Toronto Pearson Intl

Sat 28/2

7:40 p.m.-6:35 p.m.

2 stops17h 55m

Belfast City

Sat 14/3

7:25 a.m.-7:15 p.m.

2 stops15h 50m

C$ 857

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Tue 2/12

7:40 p.m.-5:55 p.m.

2 stops17h 15m

Belfast Intl

Tue 9/12

6:30 a.m.-6:15 p.m.

2 stops16h 45m

C$ 878

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Fri 28/11

9:35 p.m.-8:55 a.m.

1 stop30h 20m

Belfast Intl

Fri 5/12

9:20 p.m.-3:00 p.m.

1 stop22h 40m

C$ 899

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Tue 2/12

5:35 p.m.-5:55 p.m.

2 stops19h 20m

Belfast Intl

Mon 12/1

7:50 a.m.-3:20 p.m.

3 stops36h 30m

C$ 940

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Wed 15/4

11:25 p.m.-11:10 p.m.

2 stops18h 45m

Belfast Intl

Tue 12/5

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

2 stops37h 35m

C$ 944

TorontoBelfast

YYZ - BHD

YYZBHD

Toronto Pearson Intl

Tue 2/12

4:44 p.m.-11:30 a.m.

2 stops13h 46m

Belfast City

Tue 9/12

6:35 a.m.-5:27 p.m.

2 stops15h 52m

C$ 972

TorontoBelfast

YYZ - BHD

YYZBHD

Toronto Pearson Intl

Mon 16/3

10:35 p.m.-8:30 p.m.

1 stop17h 55m

Belfast City

Sun 22/3

7:20 p.m.-4:00 p.m.

1 stop24h 40m

C$ 992

MontrealBelfast

YUL - BHD

YULBHD

Montreal Pierre Elliott Trudeau Intl

Fri 20/2

2:25 p.m.-2:15 p.m.

2 stops18h 50m

Belfast City

Tue 24/2

8:45 a.m.-6:45 p.m.

1 stop15h 00m

C$ 1,055

TorontoBelfast

YYZ - BHD

YYZBHD

Toronto Pearson Intl

Sat 28/2

6:05 p.m.-11:10 a.m.

1 stop12h 05m

Belfast City

Sat 14/3

6:35 a.m.-9:51 p.m.

2 stops19h 16m

C$ 1,072

TorontoBelfast

YYZ - BHD

YYZBHD

Toronto Pearson Intl

Sat 29/11

9:35 p.m.-1:35 p.m.

1 stop11h 00m

Belfast City

Sat 6/12

7:25 a.m.-3:00 p.m.

1 stop12h 35m

C$ 1,090

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/11

Showing 1-10 of 37 results
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Best time to book a flight from Ontario to Belfast

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

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

Currently, September is the cheapest month in which you can book a flight from Region of Ontario to Belfast (average of C$ 832). Flying from Region of Ontario to Belfast in December is currently the most expensive (average of C$ 1,485). 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 ON to BFS?

Find hourly flight availability from Ontario to Belfast. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 November 2025.

One of the essential ways to save on airfare from Region of Ontario to Belfast is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 17% on airfare.

How much does it cost to fly round-trip from Region of Ontario to Belfast?

Related info for your journey

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

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

    Departing from Region of Ontario to Belfast will take you 12h 05m. Airlines will cover a distance of 5237 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    The most popular flight routes from Region of Ontario to Belfast are Toronto Pearson Intl - Belfast Intl, Toronto Pearson Intl - Belfast City and Ottawa - Belfast City.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Region of Ontario to Belfast (average of C$ 832). Flying from Region of Ontario to Belfast in December is currently the most expensive (average of C$ 1,485). 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.

Top airline flying from Ontario to Belfast

Discover the top airline that operate flights from Ontario to Belfast. 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 2 November 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapestC$ 837AverageC$ 1,311FlexibilityNo cancel feeOn-time70%
Search British Airways 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 Belfast?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ontario to Belfast. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights helps you find that perfect flight to Belfast from Ontario by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ontario to Belfast flexibly with Cheapflights today.

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

Yes! Start tracking prices for Ontario to Belfast flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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