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Cheap flights from Ontario to Belfast from C$ 430

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 20/3. 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

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Find the cheapest flights from Ontario to Belfast

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:30 p.m. - 7:35 p.m.
YUL
-
BFS
17h 05m1 stop
Multiple Airlines Logo
8:05 p.m. - 11:35 a.m.
BFS
-
YUL
20h 30m1 stop
C$ 999Multiple Airlines
Wed, 3 Jun - Thu, 11 Jun
Multiple Airlines Logo
6:45 a.m. - 5:05 p.m.
YUL
-
BFS
29h 20m2 stops
Multiple Airlines Logo
12:45 p.m. - 10:40 a.m.
BFS
-
YUL
26h 55m2 stops
C$ 1,079Multiple Airlines
Wed, 3 Jun - Thu, 11 Jun
Multiple Airlines Logo
8:10 p.m. - 3:10 p.m.
YUL
-
BFS
14h 00m2 stops
Multiple Airlines Logo
6:30 a.m. - 1:10 p.m.
BFS
-
YUL
35h 40m3 stops
C$ 1,092Multiple Airlines
Fri, 13 Feb - Fri, 20 Feb
Multiple Airlines Logo
6:45 a.m. - 10:20 p.m.
YUL
-
BFS
34h 35m3 stops
Multiple Airlines Logo
12:45 p.m. - 10:40 a.m.
BFS
-
YUL
26h 55m2 stops
C$ 1,106Multiple Airlines
Wed, 3 Jun - Thu, 11 Jun
Multiple Airlines Logo
10:05 p.m. - 4:20 p.m.
YYZ
-
BFS
13h 15m1 stop
Multiple Airlines Logo
6:10 a.m. - 12:45 p.m.
BFS
-
YYZ
11h 35m1 stop
C$ 1,113Multiple Airlines
Tue, 16 Jun - Wed, 1 Jul
Multiple Airlines Logo
8:10 p.m. - 3:10 p.m.
YUL
-
BFS
14h 00m2 stops
Multiple Airlines Logo
7:30 a.m. - 1:10 p.m.
BFS
-
YUL
34h 40m2 stops
C$ 1,128Multiple Airlines
Fri, 13 Feb - Fri, 20 Feb
Multiple Airlines Logo
10:05 p.m. - 5:05 p.m.
YYZ
-
BFS
14h 00m1 stop
Multiple Airlines Logo
6:10 a.m. - 12:45 p.m.
BFS
-
YYZ
11h 35m1 stop
C$ 1,128Multiple Airlines
Wed, 17 Jun - Wed, 1 Jul
Multiple Airlines Logo
10:05 p.m. - 4:20 p.m.
YYZ
-
BFS
13h 15m1 stop
Multiple Airlines Logo
6:15 a.m. - 3:40 p.m.
BFS
-
YYZ
14h 25m1 stop
C$ 1,135Multiple Airlines
Tue, 16 Jun - Tue, 30 Jun
Multiple Airlines Logo
6:45 a.m. - 5:05 p.m.
YUL
-
BFS
29h 20m2 stops
Multiple Airlines Logo
8:05 p.m. - 11:35 a.m.
BFS
-
YUL
20h 30m1 stop
C$ 1,142Multiple Airlines
Wed, 3 Jun - Thu, 11 Jun
Multiple Airlines Logo
6:45 a.m. - 10:20 p.m.
YUL
-
BFS
34h 35m3 stops
Multiple Airlines Logo
6:10 a.m. - 10:40 a.m.
BFS
-
YUL
33h 30m3 stops
C$ 1,147Multiple Airlines
Wed, 3 Jun - Thu, 11 Jun

momondo Fare Finder

 
Customize your flight search to find flights from Region of Ontario to Belfast Intl Airport 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 96,600 searches. Data last updated 31 December 2025.
Use the filters below to find and compare flights from Ontario to Belfast Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Wed 3/6

9:30 p.m.-7:35 p.m.

1 stop17h 05m

Belfast Intl

Thu 11/6

8:05 p.m.-11:35 a.m.

1 stop20h 30m

C$ 999

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Wed 3/6

6:45 a.m.-5:05 p.m.

2 stops29h 20m

Belfast Intl

Thu 11/6

12:45 p.m.-10:40 a.m.

2 stops26h 55m

C$ 1,079

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Fri 13/2

8:10 p.m.-3:10 p.m.

2 stops14h 00m

Belfast Intl

Fri 20/2

6:30 a.m.-1:10 p.m.

3 stops35h 40m

C$ 1,092

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Wed 3/6

6:45 a.m.-10:20 p.m.

3 stops34h 35m

Belfast Intl

Thu 11/6

12:45 p.m.-10:40 a.m.

2 stops26h 55m

C$ 1,106

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Tue 16/6

10:05 p.m.-4:20 p.m.

1 stop13h 15m

Belfast Intl

Wed 1/7

6:10 a.m.-12:45 p.m.

1 stop11h 35m

C$ 1,113

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Fri 13/2

8:10 p.m.-3:10 p.m.

2 stops14h 00m

Belfast Intl

Fri 20/2

7:30 a.m.-1:10 p.m.

2 stops34h 40m

C$ 1,128

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Wed 17/6

10:05 p.m.-5:05 p.m.

1 stop14h 00m

Belfast Intl

Wed 1/7

6:10 a.m.-12:45 p.m.

1 stop11h 35m

C$ 1,128

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Tue 16/6

10:05 p.m.-4:20 p.m.

1 stop13h 15m

Belfast Intl

Tue 30/6

6:15 a.m.-3:40 p.m.

1 stop14h 25m

C$ 1,135

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Wed 3/6

6:45 a.m.-5:05 p.m.

2 stops29h 20m

Belfast Intl

Thu 11/6

8:05 p.m.-11:35 a.m.

1 stop20h 30m

C$ 1,142

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Wed 3/6

6:45 a.m.-10:20 p.m.

3 stops34h 35m

Belfast Intl

Thu 11/6

6:10 a.m.-10:40 a.m.

3 stops33h 30m

C$ 1,147

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Belfast from

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

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

How long does it take to fly to Belfast Intl Airport?

If you’re flying from a popular airport in Region of Ontario, such as Toronto or Ottawa, and flying into Belfast Intl Airport, then you can expect flight times to average 11h 55m and 22h 40m, respectively.

Cheap Region of Ontario to Belfast Intl Airport flight deals and tips

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

Fastest flight time

9h 55m

Direct flights

None
The fastest flight from Region of Ontario to Belfast Intl Airport takes 9h 55m
There are no direct flights from Region of Ontario to Belfast Intl Airport. There are no popular flight routes from Region of Ontario to Belfast Intl Airport.
Search flight deals

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

    Prices for flights from Ontario to Belfast Intl Airport are refreshed on a daily basis.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario to Belfast Intl Airport.

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

    The travel and health documents required for your trip to Belfast Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Belfast Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Region of Ontario to Belfast Intl Airport

Compare and see reviews for airlines that fly from Region of Ontario to Belfast Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom C$ 818Free CancellationRating
6.7
7,628 reviews
Search British Airways flights

Travelling to a place near Belfast?

Book flights to Belfast if you plan to visit one of these locations
Armagh

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ontario to Belfast for you.

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

All flight searches from Ontario to Belfast on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Belfast.

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

Price alerts on flights to Belfast from Ontario are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Belfast Intl Airport trip

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