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Cheap flights from Ontario to Belfast from £179

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Belfast departing on 11/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags
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Find the cheapest flights from Ontario to Belfast

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
19:15 - 19:40
YYZ
-
BFS
19h 25m
1 stop
Multiple Airlines Logo
22:25 - 11:00
BFS
-
YYZ
17h 35m
1 stop
£405Multiple Airlines
Tue, 8 Sep - Sat, 19 Sep
Multiple Airlines Logo
19:15 - 16:20
YYZ
-
BFS
16h 05m
1 stop
Multiple Airlines Logo
21:15 - 11:00
BFS
-
YYZ
18h 45m
1 stop
£410Multiple Airlines
Tue, 22 Sep - Tue, 29 Sep
Multiple Airlines Logo
22:15 - 20:45
YYZ
-
BFS
17h 30m
1 stop
Multiple Airlines Logo
20:20 - 15:00
BFS
-
YYZ
47h 40m
3 stops
£413Multiple Airlines
Fri, 28 Aug - Sun, 13 Sep
Multiple Airlines Logo
22:15 - 19:50
YYZ
-
BFS
16h 35m
1 stop
Multiple Airlines Logo
05:55 - 10:00
BFS
-
YYZ
33h 05m
2 stops
£420Multiple Airlines
Tue, 28 Jul - Tue, 4 Aug
Multiple Airlines Logo
21:55 - 23:20
YYZ
-
BFS
20h 25m
2 stops
Multiple Airlines Logo
05:55 - 10:00
BFS
-
YYZ
33h 05m
2 stops
£426Multiple Airlines
Tue, 28 Jul - Tue, 4 Aug
Multiple Airlines Logo
21:55 - 19:40
YYZ
-
BFS
16h 45m
1 stop
Multiple Airlines Logo
11:10 - 11:00
BFS
-
YYZ
28h 50m
2 stops
£434Multiple Airlines
Tue, 8 Sep - Sat, 19 Sep
Multiple Airlines Logo
16:15 - 22:30
YYZ
-
BFS
25h 15m
3 stops
Multiple Airlines Logo
05:55 - 10:00
BFS
-
YYZ
33h 05m
2 stops
£439Multiple Airlines
Tue, 28 Jul - Tue, 4 Aug
Multiple Airlines Logo
11:00 - 23:20
YYZ
-
BFS
31h 20m
3 stops
Multiple Airlines Logo
20:20 - 17:15
BFS
-
YYZ
25h 55m
3 stops
£442Multiple Airlines
Fri, 28 Aug - Sun, 13 Sep
British Airways Logo
16:00 - 17:30
YOW
-
BHD
20h 30m
2 stops
British Airways Logo
20:35 - 20:00
BHD
-
YOW
52h 25m
2 stops
£1,235British Airways
Mon, 14 Sep - Thu, 17 Sep
British Airways Logo
16:00 - 17:30
YOW
-
BHD
20h 30m
2 stops
British Airways Logo
20:35 - 20:00
BHD
-
YOW
52h 25m
2 stops
£1,237British Airways
Mon, 14 Sep - Thu, 17 Sep

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British Airways flights from Region of Ontario to Belfast

Our best British Airways deals on Region of Ontario to Belfast flight tickets
British Airways
30 Sept
YUL22:00Montreal Pierre Elliott Trudeau Intl
10h 35m
1 stop
BHD13:35Belfast City
11 Oct
BHD19:10Belfast City
30h 05m
1 stop
YUL20:15Montreal Pierre Elliott Trudeau Intl
£695
British Airways
25 Nov
YYZ18:20Toronto Pearson Intl
14h 55m
2 stops
BHD14:15Belfast City
30 Nov
BHD11:30Belfast City
13h 45m
1 stop
YYZ20:15Toronto Pearson Intl
£700
British Airways
25 Nov
YYZ17:20Toronto Pearson Intl
16h 40m
2 stops
BHD15:00Belfast City
30 Nov
BHD06:35Belfast City
14h 15m
2 stops
YYZ15:50Toronto Pearson Intl
£756

American Airlines flights from Region of Ontario to Belfast

Our best American Airlines deals on Region of Ontario to Belfast flight tickets
American Airlines
11 Jul
YUL22:00Montreal Pierre Elliott Trudeau Intl
9h 25m
1 stop
BHD12:25Belfast City
14 Jul
BHD06:30Belfast City
21h 26m
2 stops
YUL22:56Montreal Pierre Elliott Trudeau Intl
£1,021
American Airlines
11 Jul
YUL22:00Montreal Pierre Elliott Trudeau Intl
9h 25m
1 stop
BHD12:25Belfast City
14 Jul
BHD06:30Belfast City
21h 56m
2 stops
YUL23:26Montreal Pierre Elliott Trudeau Intl
£1,121

momondo Fare Finder

 
Customise your flight search to find flights from Region of 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, momondo users made 279,928 searches. Data last updated 1 July 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 - BFS

YYZBFS

Toronto Pearson Intl

Tue 8/9

19:15-19:40

1 stop19h 25m

Belfast Intl

Sat 19/9

22:25-11:00

1 stop17h 35m

£405
Fastest return journey

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Tue 22/9

19:15-16:20

1 stop16h 05m

Belfast Intl

Tue 29/9

21:15-11:00

1 stop18h 45m

£410

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Fri 28/8

22:15-20:45

1 stop17h 30m

Belfast Intl

Sun 13/9

20:20-15:00

3 stops47h 40m

£413

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Tue 28/7

22:15-19:50

1 stop16h 35m

Belfast Intl

Tue 4/8

05:55-10:00

2 stops33h 05m

£420

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Tue 28/7

21:55-23:20

2 stops20h 25m

Belfast Intl

Tue 4/8

05:55-10:00

2 stops33h 05m

£426

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Tue 8/9

21:55-19:40

1 stop16h 45m

Belfast Intl

Sat 19/9

11:10-11:00

2 stops28h 50m

£434

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Tue 28/7

16:15-22:30

3 stops25h 15m

Belfast Intl

Tue 4/8

05:55-10:00

2 stops33h 05m

£439

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Fri 28/8

11:00-23:20

3 stops31h 20m

Belfast Intl

Sun 13/9

20:20-17:15

3 stops25h 55m

£442

OttawaBelfast

YOW - BHD

YOWBHD

Ottawa

Mon 14/9

16:00-17:30

2 stops20h 30m

Belfast City

Thu 17/9

20:35-20:00

2 stops52h 25m

£1,234

OttawaBelfast

YOW - BHD

YOWBHD

Ottawa

Mon 14/9

16:00-17:30

2 stops20h 30m

Belfast City

Thu 17/9

20:35-20:00

2 stops52h 25m

£1,237

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Belfast from

How to get the cheapest flight ticket from Region of Ontario to Belfast

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Ontario to Belfast?

KLM and Delta are the most popular carriers operating from Ontario to Belfast

Cheap Region of Ontario to Belfast flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to Belfast

Fastest flight time

9h 25m

Direct flights

None
The fastest flight from Region of Ontario to Belfast takes 9h 25m
There are no direct flights from Region of Ontario to Belfast. There are no popular flight routes from Region of Ontario to Belfast.
Search flight deals

Frequently asked questions about flying from Ontario to Belfast

  • When did momondo last update prices for flights from Ontario to Belfast?

    Prices for flights from Ontario to Belfast refresh daily.

  • How many operators does momondo search for flights from Ontario to Belfast?

  • How old do you have to be to fly from Ontario to Belfast?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to Belfast.

  • What documentation or ID do you need to fly to Belfast?

    The travel and health documents you'll need for your trip to Belfast may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Belfast. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Belfast?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Belfast from Ontario.

Can I find flights from Ontario to Belfast with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Ontario to Belfast flights to just show those with flexible booking policies.

How can momondo help me find flights from Ontario to Belfast?

Once all potential Ontario to Belfast flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Ontario to Belfast right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Belfast from Ontario. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in Belfast

Airports listed have a maximum distance of 12.2 mi from Belfast
Belfast Intl Airport
Belfast City Airport