Find flights
When to book
FAQs

Cheap flights from Ontario to Belfast from £195

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 22/10. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BHD
12 Sep — 19 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap 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 13 August 2026.

Mon 14/922:15 -
1 stop17h 25m
Tue 22/910:30 -
3 stops40h 15m
Deal found 11/8£346
Tue 15/921:55 -
1 stop13h 25m
Tue 22/917:10 -
3 stops30h 14m
Deal found 11/8£416
Mon 7/922:15 -
1 stop17h 25m
Tue 15/905:55 -
1 stop13h 15m
Deal found 12/8£425
Tue 8/919:40 -
1 stop31h 00m
Tue 15/906:15 -
1 stop11h 25m
Deal found 11/8£439
Mon 7/922:15 -
1 stop13h 15m
Tue 15/907:00 -
1 stop12h 10m
Deal found 12/8£448
Wed 9/921:35 -
2 stops19h 45m
Wed 16/905:55 -
1 stop13h 15m
Deal found 12/8£450
Mon 14/922:15 -
1 stop13h 15m
Tue 22/914:20 -
1 stop27h 25m
Deal found 11/8£455
Tue 8/919:40 -
1 stop13h 00m
Tue 15/910:20 -
2 stops38h 40m
Deal found 11/8£465
Thu 24/910:00 -
2 stops28h 20m
Thu 1/1021:10 -
1 stop20h 30m
Deal found 10/8£472
Thu 17/916:55 -
2 stops22h 40m
Fri 25/906:05 -
2 stops17h 50m
Deal found 11/8£478
Thu 1/1018:15 -
2 stops15h 45m
Fri 16/1007:00 -
2 stops30h 13m
Deal found 9/8£478
Tue 15/908:19 -
2 stops24h 41m
Tue 22/906:15 -
2 stops34h 25m
Deal found 10/8£482

Find flight deals from Ontario to Belfast

Keep the following information in mind while searching for Ontario to Belfast flight deals. Data was last updated 13 August 2026.

Round-trip from

£346

One-way from

£195
14/9-22/9
  • 14/9-22/9
  • 4 total stops
  • 57h 40m total
  • Ontario to Belfast
Search Deals
22/10
  • 22/10
  • 2 total stops
  • 28h 15m total
  • Ontario to Belfast
Search Deals

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 13 August 2026.
Use the filters below to find and compare flights from Ontario to Belfast that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

TorontoBelfast

YYZ Toronto Pearson Intl - BFS Belfast Intl

YYZBFS

Toronto Pearson Intl

Mon 14/9

22:15-20:40

1 stop17h 25m

Belfast Intl

Tue 22/9

10:30-21:45

3 stops40h 15m

£346

OttawaBelfast

YOW Ottawa - BFS Belfast Intl

YOWBFS

Ottawa

Tue 8/9

19:40-07:40

1 stop31h 00m

Belfast Intl

Tue 15/9

06:15-12:40

1 stop11h 25m

£439

TorontoBelfast

YYZ Toronto Pearson Intl - BFS Belfast Intl

YYZBFS

Toronto Pearson Intl

Tue 15/9

19:15-19:40

1 stop19h 25m

Belfast Intl

Tue 22/9

21:15-11:00

1 stop18h 45m

£443

TorontoBelfast

YYZ Toronto Pearson Intl - BFS Belfast Intl

YYZBFS

Toronto Pearson Intl

Thu 1/10

07:35-19:00

2 stops30h 25m

Belfast Intl

Fri 16/10

19:55-14:10

2 stops23h 15m

£454

TorontoBelfast

YYZ Toronto Pearson Intl - BFS Belfast Intl

YYZBFS

Toronto Pearson Intl

Wed 9/9

21:35-22:10

2 stops19h 35m

Belfast Intl

Wed 16/9

06:10-18:24

2 stops17h 14m

£469

OttawaBelfast

YOW Ottawa - BFS Belfast Intl

YOWBFS

Ottawa

Thu 24/9

10:00-19:20

2 stops28h 20m

Belfast Intl

Thu 1/10

21:10-12:40

1 stop20h 30m

£472

TorontoBelfast

YYZ Toronto Pearson Intl - BFS Belfast Intl

YYZBFS

Toronto Pearson Intl

Thu 17/9

19:10-20:35

2 stops20h 25m

Belfast Intl

Fri 25/9

06:05-15:40

1 stop14h 35m

£475

TorontoBelfast

YTZ Toronto Island - BFS Belfast Intl

YTZBFS

Toronto Island

Thu 17/9

16:55-20:35

2 stops22h 40m

Belfast Intl

Fri 25/9

06:05-18:55

2 stops17h 50m

£478

TorontoBelfast

YYZ Toronto Pearson Intl - BHD Belfast City

YYZBHD

Toronto Pearson Intl

Thu 1/10

18:15-15:00

2 stops15h 45m

Belfast City

Fri 16/10

07:00-08:13

2 stops30h 13m

£478

TorontoBelfast

YTZ Toronto Island - BFS Belfast Intl

YTZBFS

Toronto Island

Tue 15/9

08:19-14:00

2 stops24h 41m

Belfast Intl

Tue 22/9

06:15-11:40

2 stops34h 25m

£482

Flights are sorted by cheapest return flights first.

Deals found on 9/8

Showing 1-10 of 52 resultsSorted by cheapest first
1
2
3
...
6

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

No data available for this route at this time. Please check back soon.

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 12h 40m. Fly via British Airways or Finnair to get the fastest option. Region of Ontario and Belfast are separated by a distance of 2953 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.

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.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers 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 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.

Can Cheapflights notify me if prices for flights from Ontario to Belfast 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.