Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Ontario to Belfast from C$ 346

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 19/5. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Ontario to Belfast

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:35 p.m. - 11:20 p.m.
YYZ
-
BFS
20h 45m
2 stops
Multiple Airlines Logo
3:40 p.m. - 5:15 p.m.
BFS
-
YYZ
30h 35m
3 stops
C$ 738Multiple Airlines
Mon, 18 May - Wed, 3 Jun
Multiple Airlines Logo
9:35 p.m. - 4:15 p.m.
YYZ
-
BFS
13h 40m
2 stops
Multiple Airlines Logo
3:40 p.m. - 9:45 p.m.
BFS
-
YYZ
35h 05m
3 stops
C$ 756Multiple Airlines
Mon, 25 May - Wed, 10 Jun
Multiple Airlines Logo
7:15 p.m. - 12:30 p.m.
YYZ
-
BFS
12h 15m
1 stop
Multiple Airlines Logo
3:40 p.m. - 5:15 p.m.
BFS
-
YYZ
30h 35m
3 stops
C$ 761Multiple Airlines
Mon, 18 May - Wed, 3 Jun
Multiple Airlines Logo
7:15 p.m. - 4:15 p.m.
YYZ
-
BFS
16h 00m
1 stop
Multiple Airlines Logo
3:40 p.m. - 5:15 p.m.
BFS
-
YYZ
30h 35m
3 stops
C$ 784Multiple Airlines
Mon, 25 May - Wed, 10 Jun
Multiple Airlines Logo
4:15 p.m. - 9:30 p.m.
YYZ
-
BFS
24h 15m
3 stops
Multiple Airlines Logo
8:15 p.m. - 3:50 p.m.
BFS
-
YYZ
24h 35m
2 stops
C$ 807Multiple Airlines
Sun, 31 May - Wed, 10 Jun
Multiple Airlines Logo
9:35 p.m. - 11:20 p.m.
YYZ
-
BFS
20h 45m
2 stops
Multiple Airlines Logo
8:15 p.m. - 3:50 p.m.
BFS
-
YYZ
24h 35m
2 stops
C$ 808Multiple Airlines
Mon, 1 Jun - Wed, 10 Jun
Multiple Airlines Logo
9:35 p.m. - 9:30 p.m.
YYZ
-
BFS
18h 55m
2 stops
Multiple Airlines Logo
8:15 p.m. - 3:50 p.m.
BFS
-
YYZ
24h 35m
2 stops
C$ 816Multiple Airlines
Sun, 31 May - Wed, 10 Jun
Multiple Airlines Logo
10:15 p.m. - 4:30 p.m.
YYZ
-
BFS
13h 15m
1 stop
Multiple Airlines Logo
5:05 p.m. - 2:00 p.m.
BFS
-
YYZ
25h 55m
2 stops
C$ 818Multiple Airlines
Fri, 29 May - Fri, 12 Jun
Multiple Airlines Logo
7:15 p.m. - 5:05 p.m.
YYZ
-
BFS
16h 50m
1 stop
Multiple Airlines Logo
5:40 p.m. - 11:00 a.m.
BFS
-
YYZ
22h 20m
1 stop
C$ 819Multiple Airlines
Wed, 13 May - Wed, 27 May
Multiple Airlines Logo
10:15 p.m. - 4:30 p.m.
YYZ
-
BFS
13h 15m
1 stop
Multiple Airlines Logo
3:40 p.m. - 1:20 p.m.
BFS
-
YYZ
26h 40m
2 stops
C$ 823Multiple Airlines
Fri, 29 May - Wed, 10 Jun

American Airlines flights from Region of Ontario to Belfast

Our best American Airlines deals on Region of Ontario to Belfast flight tickets
American Airlines
13 May
YUL10:00 p.m.Montreal Pierre Elliott Trudeau Intl
12h 40m
1 stop
BHD3:40 p.m.Belfast City
25 May
BHD9:40 a.m.Belfast City
29h 10m
2 stops
YUL9:50 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,414
American Airlines
11 May
YUL10:00 p.m.Montreal Pierre Elliott Trudeau Intl
12h 30m
1 stop
BHD3:30 p.m.Belfast City
24 May
BHD3:50 p.m.Belfast City
36h 39m
2 stops
YUL11:29 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,422
American Airlines
11 May
YUL10:00 p.m.Montreal Pierre Elliott Trudeau Intl
12h 30m
1 stop
BHD3:30 p.m.Belfast City
28 May
BHD6:30 a.m.Belfast City
18h 45m
1 stop
YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,435

British Airways flights from Region of Ontario to Belfast

Our best British Airways deals on Region of Ontario to Belfast flight tickets
British Airways
6 May
YUL10:00 p.m.Montreal Pierre Elliott Trudeau Intl
12h 40m
1 stop
BHD3:40 p.m.Belfast City
18 May
BHD6:30 p.m.Belfast City
30h 45m
1 stop
YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,312
British Airways
28 Apr
YUL10:00 p.m.Montreal Pierre Elliott Trudeau Intl
12h 20m
1 stop
BHD3:20 p.m.Belfast City
5 May
BHD1:45 p.m.Belfast City
11h 30m
1 stop
YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,349
British Airways
6 May
YUL10:00 p.m.Montreal Pierre Elliott Trudeau Intl
10h 35m
1 stop
BHD1:35 p.m.Belfast City
18 May
BHD3:20 p.m.Belfast City
35h 17m
2 stops
YUL9:37 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,350

momondo Fare Finder

 
Customize 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 96,600 searches. Data last updated 4 April 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 round-trip

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Mon 18/5

9:35 p.m.-11:20 p.m.

2 stops20h 45m

Belfast Intl

Wed 3/6

3:40 p.m.-5:15 p.m.

3 stops30h 35m

C$ 738

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Mon 25/5

9:35 p.m.-4:15 p.m.

2 stops13h 40m

Belfast Intl

Wed 10/6

3:40 p.m.-9:45 p.m.

3 stops35h 05m

C$ 756

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Mon 18/5

7:15 p.m.-12:30 p.m.

1 stop12h 15m

Belfast Intl

Wed 3/6

3:40 p.m.-5:15 p.m.

3 stops30h 35m

C$ 761

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Mon 25/5

7:15 p.m.-4:15 p.m.

1 stop16h 00m

Belfast Intl

Wed 10/6

3:40 p.m.-5:15 p.m.

3 stops30h 35m

C$ 784

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Sun 31/5

4:15 p.m.-9:30 p.m.

3 stops24h 15m

Belfast Intl

Wed 10/6

8:15 p.m.-3:50 p.m.

2 stops24h 35m

C$ 807

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Mon 1/6

9:35 p.m.-11:20 p.m.

2 stops20h 45m

Belfast Intl

Wed 10/6

8:15 p.m.-3:50 p.m.

2 stops24h 35m

C$ 808

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Sun 31/5

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

2 stops18h 55m

Belfast Intl

Wed 10/6

8:15 p.m.-3:50 p.m.

2 stops24h 35m

C$ 816
Quickest round-trip

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Fri 29/5

10:15 p.m.-4:30 p.m.

1 stop13h 15m

Belfast Intl

Fri 12/6

5:05 p.m.-2:00 p.m.

2 stops25h 55m

C$ 818

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Wed 13/5

7:15 p.m.-5:05 p.m.

1 stop16h 50m

Belfast Intl

Wed 27/5

5:40 p.m.-11:00 a.m.

1 stop22h 20m

C$ 819

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Fri 29/5

10:15 p.m.-4:30 p.m.

1 stop13h 15m

Belfast Intl

Wed 10/6

3:40 p.m.-1:20 p.m.

2 stops26h 40m

C$ 823

Flights are sorted by cheapest round-trip 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?

Delta is the most popular carrier 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

8h 40m

Direct flights

None
The fastest flight from Region of Ontario to Belfast takes 8h 40m
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 are refreshed on a daily basis.

  • 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?

    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.

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

    The travel and health documents required for your trip to Belfast 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. 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

Compare and see reviews for airlines that fly from Region of Ontario to Belfast with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom C$ 828Free CancellationRating
6.7
7,848 reviews
Search British Airways flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to Belfast . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Belfast from Ontario with this policy.

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?

If you are simply researching potential flights to Belfast, momondo offers a useful price alert feature which will track prices for flights to Belfast from Ontario and alert you when they change.

An easier way to manage your Belfast trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 4/5
Mon 11/5
By creating a price alert you accept our terms of use and privacy policy.

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 19.6 km from Belfast
Belfast Intl Airport
Belfast City Airport