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Cheap flights from Ontario to Belfast from £214

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 21/1. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BHD
24 Dec — 31 Dec1
1 adult
1 adult, Economy, 0 bags

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 24 November 2025.

Round-trip from

£406

One-way from

£214

Popular in

July

Cheapest in

October

Average price

£1,274
25/2-1/3
  • 25/2-1/3
  • 4 total stops
  • 57h 20m total
  • Ontario to Belfast
Search Deals
21/1
  • 21/1
  • 2 total stops
  • 41h 50m total
  • Ontario to Belfast
Search Deals
Highest demand for flights based on searches. 26% potential increase in price (£262 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 17% potential price decrease (£107 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

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 24 November 2025.

Fri 28/1111:51YYZ - BHD
2 stops17h 39mAmerican Airlines
Wed 3/1206:35BHD - YYZ
2 stops15h 52mAmerican Airlines
Deal found 23/11£559
Fri 28/1119:25YYZ - BFS
2 stops20h 25mMultiple Airlines
Wed 3/1220:50BFS - YYZ
3 stops28h 00mMultiple Airlines
Deal found 23/11£586
Fri 28/1118:20YYZ - BHD
2 stops14h 55mBritish Airways
Wed 3/1219:25BHD - YYZ
1 stop24h 25mBritish Airways
Deal found 23/11£640
Fri 28/1121:35YYZ - BHD
1 stop11h 00mMultiple Airlines
Wed 3/1207:25BHD - YYZ
1 stop12h 35mMultiple Airlines
Deal found 23/11£676
Sun 30/1123:15YYZ - BHD
2 stops34h 00mMultiple Airlines
Sun 7/1220:25BHD - YYZ
1 stop23h 25mMultiple Airlines
Deal found 23/11£712
Sun 30/1122:45YYZ - BFS
2 stops16h 25mMultiple Airlines
Sun 7/1206:30BFS - YYZ
2 stops19h 22mMultiple Airlines
Deal found 23/11£734
Sun 30/1116:30YTZ - BFS
3 stops24h 25mMultiple Airlines
Sun 7/1216:45BFS - YTZ
3 stops29h 40mMultiple Airlines
Deal found 23/11£783
Thu 25/1207:00YUL - BHD
2 stops33h 00mDelta
Thu 8/117:20BHD - YUL
1 stop29h 00mDelta
Deal found 23/11£1,007
Tue 23/1207:00YUL - BHD
2 stops28h 50mDelta
Thu 8/117:20BHD - YUL
1 stop29h 00mDelta
Deal found 23/11£1,165
Thu 25/1218:15YUL - BFS
1 stop14h 25mMultiple Airlines
Thu 8/109:55BFS - YUL
2 stops31h 05mMultiple Airlines
Deal found 23/11£1,166
Thu 25/1207:00YUL - BHD
2 stops33h 00mDelta
Tue 6/117:20BHD - YUL
1 stop29h 00mDelta
Deal found 23/11£1,170
Tue 23/1220:10YUL - BFS
1 stop13h 15mMultiple Airlines
Thu 8/118:55BFS - YUL
2 stops43h 25mMultiple Airlines
Deal found 23/11£1,221

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 24 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 - BFS

YYZBFS

Toronto Pearson Intl

Wed 25/2

19:40-21:45

2 stops21h 05m

Belfast Intl

Sun 1/3

11:00-18:15

2 stops36h 15m

£406

TorontoBelfast

YYZ - BHD

YYZBHD

Toronto Pearson Intl

Mon 12/1

21:35-20:30

1 stop17h 55m

Belfast City

Wed 14/1

07:25-15:00

1 stop12h 35m

£428

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Mon 12/1

21:35-20:10

1 stop17h 35m

Belfast Intl

Wed 14/1

06:30-15:00

1 stop13h 30m

£433

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Tue 3/3

20:10-21:40

1 stop20h 30m

Belfast Intl

Wed 11/3

17:30-13:10

1 stop23h 40m

£443

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Wed 14/1

20:10-14:05

1 stop12h 55m

Belfast Intl

Wed 21/1

17:30-12:40

1 stop24h 10m

£472

TorontoBelfast

YYZ - BHD

YYZBHD

Toronto Pearson Intl

Wed 25/2

17:40-09:10

1 stop10h 30m

Belfast City

Sun 1/3

15:10-14:50

1 stop28h 40m

£488

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Tue 17/3

22:35-20:10

1 stop17h 35m

Belfast Intl

Tue 24/3

06:30-16:00

1 stop13h 30m

£504

TorontoBelfast

YYZ - BHD

YYZBHD

Toronto Pearson Intl

Tue 17/3

22:35-13:35

1 stop11h 00m

Belfast City

Tue 24/3

07:20-16:00

1 stop12h 40m

£505

TorontoBelfast

YYZ - BHD

YYZBHD

Toronto Pearson Intl

Wed 25/2

22:05-14:15

1 stop11h 10m

Belfast City

Sun 1/3

20:25-14:50

1 stop23h 25m

£520

TorontoBelfast

YYZ - BHD

YYZBHD

Toronto Pearson Intl

Fri 16/1

22:05-17:15

1 stop14h 10m

Belfast City

Mon 19/1

19:25-20:15

1 stop29h 50m

£526

Flights are sorted by cheapest return flights first.

Deals found on 24/11

Showing 1-10 of 48 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 return 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 £453). Flying from Region of Ontario to Belfast in July is currently the most expensive (average of £764). 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.

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?

    There are many flights that can get you from Region of Ontario to Belfast in 10h 30m. Fly via American Airlines, British Airways, or KLM to get the fastest option. Region of Ontario and Belfast are separated by a distance of 3254 mi. This flight may include one or multiple stops.

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

    While some choose either Montreal Pierre Elliott Trudeau Intl - Belfast City or Toronto Pearson Intl - Belfast Intl, Montreal Pierre Elliott Trudeau Intl - Belfast Intl is the most popular route from Region of Ontario to Belfast.

  • 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 holiday 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 £453). Flying from Region of Ontario to Belfast in July is currently the most expensive (average of £764). 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

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

Cheapflights makes it easy to find Ontario to Belfast flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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?

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

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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!

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