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Cheap flights from Ontario to Belfast from C$ 497

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 30/10. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BHD
16 Oct — 23 Oct1
1 adult
1 adult, Economy

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 16 September 2025.

Round-trip from

C$ 848

One-way from

C$ 497

Popular in

July

Cheapest in

October

Average price

C$ 1,326
British Airways
  • British Airways
  • 18/11-30/11
  • 2 total stops
  • 45h 45m total
  • Ontario to Belfast
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30/10
  • 30/10
  • 2 total stops
  • 24h 10m total
  • Ontario to Belfast
Search Deals
Highest demand for flights based on searches. 30% potential increase in price (C$ 978 potential increase over avg. RT price).
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Cheapest flight prices on average. 18% potential price decrease (C$ 360 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Ontario to Belfast

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 16 September 2025.

Wed 19/118:40 p.m.YUL - BHD
1 stop12h 35mBritish Airways
Sun 30/118:25 p.m.BHD - YUL
1 stop27h 20mBritish Airways
Deal found 15/9C$ 848
Tue 18/118:40 p.m.YUL - BHD
1 stop13h 10mBritish Airways
Sun 30/115:35 p.m.BHD - YUL
1 stop30h 10mBritish Airways
Deal found 14/9C$ 886
Mon 29/95:59 p.m.YYZ - BHD
2 stops16h 41mAmerican Airlines
Mon 6/109:50 a.m.BHD - YYZ
2 stops17h 39mAmerican Airlines
Deal found 14/9C$ 915
Tue 21/106:05 p.m.YYZ - BHD
1 stop13h 55mBritish Airways
Fri 31/108:45 a.m.BHD - YYZ
1 stop11h 05mBritish Airways
Deal found 14/9C$ 939
Wed 15/103:49 p.m.YYZ - BHD
2 stops15h 06mAmerican Airlines
Wed 22/106:50 a.m.BHD - YYZ
2 stops15h 29mAmerican Airlines
Deal found 15/9C$ 973
Wed 15/1010:10 p.m.YYZ - BFS
2 stops18h 50mMultiple Airlines
Wed 22/108:30 p.m.BFS - YYZ
2 stops22h 55mMultiple Airlines
Deal found 15/9C$ 978
Tue 18/112:29 p.m.YUL - BHD
2 stops15h 01mAmerican Airlines
Sun 30/116:30 a.m.BHD - YUL
1 stop17h 15mAmerican Airlines
Deal found 14/9C$ 979
Mon 29/93:11 p.m.YYZ - BHD
2 stops21h 19mBritish Airways
Mon 6/106:30 p.m.BHD - YYZ
1 stop26h 30mBritish Airways
Deal found 15/9C$ 982
Tue 21/103:10 p.m.YYZ - BHD
2 stops14h 25mAmerican Airlines
Fri 31/106:45 a.m.BHD - YYZ
2 stops15h 59mAmerican Airlines
Deal found 14/9C$ 995
Wed 29/108:15 a.m.YYZ - BFS
3 stops32h 40mMultiple Airlines
Wed 5/116:00 a.m.BFS - YYZ
3 stops37h 45mMultiple Airlines
Deal found 14/9C$ 1,002
Mon 22/96:29 p.m.YYZ - BHD
2 stops20h 06mBritish Airways
Mon 29/96:40 a.m.BHD - YYZ
2 stops19h 50mBritish Airways
Deal found 13/9C$ 1,014
Mon 6/103:10 p.m.YYZ - BHD
2 stops19h 30mBritish Airways
Mon 13/106:30 p.m.BHD - YYZ
2 stops32h 00mBritish Airways
Deal found 15/9C$ 1,020

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 16 September 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

MontrealBelfast

YUL - BHD

YULBHD

Montreal Pierre Elliott Trudeau Intl

Tue 18/11

8:40 p.m.-2:50 p.m.

1 stop13h 10m

Belfast City

Sun 30/11

3:10 p.m.-6:45 p.m.

1 stop32h 35m

C$ 848

MontrealBelfast

YUL - BHD

YULBHD

Montreal Pierre Elliott Trudeau Intl

Wed 19/11

8:40 p.m.-2:15 p.m.

1 stop12h 35m

Belfast City

Sun 30/11

5:35 p.m.-6:45 p.m.

1 stop30h 10m

C$ 848

TorontoBelfast

YYZ - BHD

YYZBHD

Toronto Pearson Intl

Mon 29/9

5:59 p.m.-3:40 p.m.

2 stops16h 41m

Belfast City

Mon 6/10

9:50 a.m.-10:29 p.m.

2 stops17h 39m

C$ 915

TorontoBelfast

YYZ - BHD

YYZBHD

Toronto Pearson Intl

Tue 21/10

6:05 p.m.-1:00 p.m.

1 stop13h 55m

Belfast City

Fri 31/10

8:45 a.m.-3:50 p.m.

1 stop11h 05m

C$ 939

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Wed 15/10

10:10 p.m.-10:00 p.m.

2 stops18h 50m

Belfast Intl

Wed 22/10

8:30 p.m.-8:11 a.m.

3 stops40h 41m

C$ 978

MontrealBelfast

YUL - BHD

YULBHD

Montreal Pierre Elliott Trudeau Intl

Tue 18/11

2:29 p.m.-10:30 a.m.

2 stops15h 01m

Belfast City

Sun 30/11

6:30 a.m.-6:45 p.m.

1 stop17h 15m

C$ 979

TorontoBelfast

YYZ - BHD

YYZBHD

Toronto Pearson Intl

Mon 29/9

3:11 p.m.-3:40 p.m.

2 stops19h 29m

Belfast City

Mon 6/10

7:30 p.m.-8:10 p.m.

1 stop29h 40m

C$ 982

TorontoBelfast

YYZ - BHD

YYZBHD

Toronto Pearson Intl

Tue 14/10

10:15 p.m.-3:20 p.m.

1 stop12h 05m

Belfast City

Tue 21/10

6:35 a.m.-6:44 p.m.

2 stops17h 09m

C$ 986

TorontoBelfast

YYZ - BHD

YYZBHD

Toronto Pearson Intl

Tue 21/10

3:10 p.m.-10:35 a.m.

2 stops14h 25m

Belfast City

Fri 31/10

6:45 a.m.-6:44 p.m.

2 stops15h 59m

C$ 995

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Wed 29/10

8:15 a.m.-8:55 p.m.

3 stops32h 40m

Belfast Intl

Wed 5/11

6:00 a.m.-2:45 p.m.

3 stops37h 45m

C$ 1,002

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/9

Showing 1-10 of 33 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 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 16 September 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to Belfast as you normally would.

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 13h 10m. Airlines will cover a distance of 4752 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, Montreal Pierre Elliott Trudeau Intl - Belfast City and Montreal Pierre Elliott Trudeau Intl - Belfast Intl.

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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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 16 September 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapestC$ 825AverageC$ 1,295FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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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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