What is the cheapest airline that flies from Ontario to Northern Ireland?

Aer Lingus and Delta are the most popular carriers operating from Ontario to Northern Ireland

How long is the flight from Region of Ontario to Northern Ireland?

If you’re flying from a popular airport in Region of Ontario, such as Toronto or Hamilton, and flying into Northern Ireland, then you can expect flight times to average 12h 12m and 16h 55m, respectively.

When did momondo last update prices for flights from Ontario to Northern Ireland?

Prices for flights from Ontario to Northern Ireland refresh daily.

How many operators does momondo search for flights from Ontario to Northern Ireland?

There is 1 operator available for flights from Ontario to Northern Ireland as of July 2026.

How old do you have to be to fly from Ontario to Northern Ireland?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to Northern Ireland.

What documentation or ID do you need to fly to Northern Ireland?

The required travel and health documents for your Northern Ireland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Northern Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

C$ 284 Cheap Flights from Ontario to Northern Ireland in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Northern Ireland

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:55 p.m. - 9:50 p.m.

YYZ

BFS

18h 55m

1 stop

9:05 p.m. - 3:00 p.m.

BFS

YYZ

46h 55m

3 stops

C$ 714Multiple Airlines

Fri, 18 Sep - Mon, 21 Sep

6:15 p.m. - 6:55 p.m.

YYZ

BFS

19h 40m

2 stops

6:55 a.m. - 2:10 p.m.

BFS

YYZ

12h 15m

1 stop

C$ 762Multiple Airlines

Sat, 15 Aug - Sat, 22 Aug

7:15 p.m. - 10:15 p.m.

YYZ

BFS

22h 00m

1 stop

9:50 p.m. - 11:00 a.m.

BFS

YYZ

18h 10m

1 stop

C$ 785Multiple Airlines

Mon, 3 Aug - Mon, 24 Aug

10:55 p.m. - 11:05 p.m.

YYZ

BFS

19h 10m

2 stops

6:50 p.m. - 2:55 p.m.

BFS

YYZ

25h 05m

2 stops

C$ 801Multiple Airlines

Mon, 3 Aug - Mon, 24 Aug

10:55 p.m. - 11:05 p.m.

YYZ

BFS

19h 10m

2 stops

6:50 p.m. - 5:10 p.m.

BFS

YYZ

27h 20m

3 stops

C$ 802Multiple Airlines

Mon, 3 Aug - Mon, 24 Aug

10:15 p.m. - 10:50 p.m.

YYZ

BFS

19h 35m

1 stop

7:35 p.m. - 10:00 a.m.

BFS

YYZ

43h 25m

3 stops

C$ 815Multiple Airlines

Sun, 16 Aug - Sun, 23 Aug

7:35 a.m. - 11:20 p.m.

YYZ

BFS

34h 45m

3 stops

9:05 p.m. - 9:45 p.m.

BFS

YYZ

29h 40m

3 stops

C$ 816Multiple Airlines

Fri, 18 Sep - Mon, 21 Sep

6:15 p.m. - 3:20 p.m.

YYZ

BFS

16h 05m

3 stops

8:15 p.m. - 10:00 a.m.

BFS

YYZ

42h 45m

3 stops

C$ 822Multiple Airlines

Wed, 19 Aug - Wed, 26 Aug

5:45 p.m. - 9:05 a.m.

YOW

BHD

34h 20m

2 stops

5:35 p.m. - 5:58 p.m.

BHD

YOW

53h 23m

2 stops

C$ 1,791British Airways

Sun, 20 Dec - Sun, 27 Dec

1:05 p.m. - 2:15 p.m.

YOW

BHD

20h 10m

2 stops

5:35 p.m. - 5:58 p.m.

BHD

YOW

53h 23m

2 stops

C$ 1,912British Airways

Fri, 18 Dec - Sun, 27 Dec

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British Airways flights from Region of Ontario to Northern Ireland

Our best British Airways deals on Region of Ontario to Northern Ireland flight tickets

British Airways

30 Sep

YUL10:00 p.m.Montreal Pierre Elliott Trudeau Intl

10h 35m

1 stop

BHD1:35 p.m.Belfast City

11 Oct

BHD7:10 p.m.Belfast City

30h 05m

1 stop

YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,307

British Airways

1 Nov

YUL9:15 p.m.Montreal Pierre Elliott Trudeau Intl

11h 40m

1 stop

BHD1:55 p.m.Belfast City

7 Nov

BHD6:00 p.m.Belfast City

30h 15m

1 stop

YUL7:15 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,412

British Airways

24 Sep

YUL10:00 p.m.Montreal Pierre Elliott Trudeau Intl

12h 30m

1 stop

BHD3:30 p.m.Belfast City

28 Sep

BHD3:20 p.m.Belfast City

9h 55m

1 stop

YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,571

American Airlines flights from Region of Ontario to Northern Ireland

Our best American Airlines deals on Region of Ontario to Northern Ireland flight tickets

American Airlines

13 Aug

YUL2:30 p.m.Montreal Pierre Elliott Trudeau Intl

14h 40m

2 stops

BHD10:10 a.m.Belfast City

16 Aug

BHD11:00 a.m.Belfast City

14h 15m

1 stop

YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,600

American Airlines

11 Aug

YUL4:15 p.m.Montreal Pierre Elliott Trudeau Intl

13h 30m

2 stops

BHD10:45 a.m.Belfast City

16 Aug

BHD6:30 a.m.Belfast City

20h 14m

2 stops

YUL9:44 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,776

American Airlines

13 Aug

YUL2:30 p.m.Montreal Pierre Elliott Trudeau Intl

14h 40m

2 stops

BHD10:10 a.m.Belfast City

16 Aug

BHD11:00 a.m.Belfast City

16h 53m

2 stops

YUL10:53 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,800

momondo Fare Finder

Use the filters below to find and compare flights from Ontario to Northern Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Fri 18/9

9:55 p.m.-9:50 p.m.

1 stop18h 55m

Belfast Intl

Mon 21/9

9:05 p.m.-3:00 p.m.

3 stops46h 55m

C$ 714

Quickest round-trip

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Sat 15/8

6:15 p.m.-6:55 p.m.

2 stops19h 40m

Belfast Intl

Sat 22/8

6:55 a.m.-2:10 p.m.

1 stop12h 15m

C$ 762

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Mon 3/8

7:15 p.m.-10:15 p.m.

1 stop22h 00m

Belfast Intl

Mon 24/8

9:50 p.m.-11:00 a.m.

1 stop18h 10m

C$ 785

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Mon 3/8

10:55 p.m.-11:05 p.m.

2 stops19h 10m

Belfast Intl

Mon 24/8

6:50 p.m.-2:55 p.m.

2 stops25h 05m

C$ 801

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Mon 3/8

10:55 p.m.-11:05 p.m.

2 stops19h 10m

Belfast Intl

Mon 24/8

6:50 p.m.-5:10 p.m.

3 stops27h 20m

C$ 802

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Sun 16/8

10:15 p.m.-10:50 p.m.

1 stop19h 35m

Belfast Intl

Sun 23/8

7:35 p.m.-10:00 a.m.

3 stops43h 25m

C$ 815

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Fri 18/9

7:35 a.m.-11:20 p.m.

3 stops34h 45m

Belfast Intl

Mon 21/9

9:05 p.m.-9:45 p.m.

3 stops29h 40m

C$ 816

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Wed 19/8

6:15 p.m.-3:20 p.m.

3 stops16h 05m

Belfast Intl

Wed 26/8

8:15 p.m.-10:00 a.m.

3 stops42h 45m

C$ 822

OttawaBelfast

YOW - BHD

YOWBHD

Ottawa

Sun 20/12

5:45 p.m.-9:05 a.m.

2 stops34h 20m

Belfast City

Sun 27/12

5:35 p.m.-5:58 p.m.

2 stops53h 23m

C$ 1,791

OttawaBelfast

YOW - BHD

YOWBHD

Ottawa

Fri 18/12

1:05 p.m.-2:15 p.m.

2 stops20h 10m

Belfast City

Sun 27/12

5:35 p.m.-5:58 p.m.

2 stops53h 23m

C$ 1,912

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Region of Ontario to Northern Ireland

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

Prices

Airlines

Other information

Can stopping save me money on Region of Ontario to Northern Ireland flights?

You could potentially save up to 47% on your flight if you consider stops on a Region of Ontario to Northern Ireland flight.

Cheap Region of Ontario to Northern Ireland flight deals and tips

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

Fastest flight time	9h 00m
Direct flights	None

The fastest flight from Region of Ontario to Northern Ireland takes 9h 00m

There are no direct flights from Region of Ontario to Northern Ireland. There are no popular flight routes from Region of Ontario to Northern Ireland.

Search flight deals

Frequently asked questions about flying from Ontario to Northern Ireland

When did momondo last update prices for flights from Ontario to Northern Ireland?
Prices for flights from Ontario to Northern Ireland refresh daily.
How many operators does momondo search for flights from Ontario to Northern Ireland?
There is 1 operator available for flights from Ontario to Northern Ireland as of July 2026.
How old do you have to be to fly from Ontario to Northern Ireland?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to Northern Ireland.
What documentation or ID do you need to fly to Northern Ireland?
The required travel and health documents for your Northern Ireland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Northern Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Region of Ontario to Northern Ireland

Compare and see reviews for airlines that fly from Region of Ontario to Northern Ireland with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom C$ 1,011	Free Cancellation	Rating 6.7 8,094 reviews		Search British Airways flights

Why use momondo?

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

It is quick and easy to find Ontario to Northern Ireland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Northern Ireland that suits you.

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

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

How can momondo help me find flights from Ontario to Northern Ireland?

momondo helps you find the best flight between Ontario and Northern Ireland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Northern Ireland 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.