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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Northern Ireland from C$ 490

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 25/4. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — BFS
11 Apr — 18 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Pierre Elliott Trudeau Intl to Northern Ireland

Enter your travel dates to find the best prices.

Cheapest flights from Pierre Elliott Trudeau Intl to Northern Ireland
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 March 2026.

Mon 18/58:35 p.m.
YUL
-
BHD
2 stops18h 55m
Multiple Airlines
Sun 24/57:00 a.m.
BHD
-
YUL
1 stop12h 15m
Multiple Airlines
Deal found 11/3C$ 830
Thu 7/58:35 p.m.
YUL
-
BFS
2 stops19h 00m
Multiple Airlines
Sat 16/56:20 a.m.
BFS
-
YUL
2 stops18h 00m
Multiple Airlines
Deal found 9/3C$ 839
Sun 7/611:00 p.m.
YUL
-
BFS
1 stop14h 25m
Multiple Airlines
Fri 12/610:10 p.m.
BFS
-
YUL
2 stops27h 50m
Multiple Airlines
Deal found 9/3C$ 846
Sun 7/67:20 p.m.
YUL
-
BFS
2 stops17h 15m
Multiple Airlines
Sat 13/610:10 a.m.
BFS
-
YUL
1 stop15h 50m
Multiple Airlines
Deal found 9/3C$ 847
Fri 5/67:20 p.m.
YUL
-
BFS
2 stops21h 30m
Multiple Airlines
Sat 13/610:10 a.m.
BFS
-
YUL
1 stop15h 50m
Multiple Airlines
Deal found 9/3C$ 849
Thu 7/510:05 p.m.
YUL
-
BHD
1 stop14h 45m
Multiple Airlines
Sat 16/57:00 a.m.
BHD
-
YUL
2 stops17h 20m
Multiple Airlines
Deal found 9/3C$ 858
Sun 7/66:45 a.m.
YUL
-
BFS
2 stops29h 50m
Multiple Airlines
Mon 15/69:55 p.m.
BFS
-
YUL
3 stops25h 25m
Multiple Airlines
Deal found 9/3C$ 862
Sun 7/610:45 p.m.
YUL
-
BHD
2 stops16h 45m
Multiple Airlines
Mon 15/67:00 a.m.
BHD
-
YUL
2 stops19h 10m
Multiple Airlines
Deal found 9/3C$ 866
Fri 5/67:20 p.m.
YUL
-
BFS
2 stops21h 30m
Multiple Airlines
Wed 17/66:15 a.m.
BFS
-
YUL
1 stop19h 45m
Multiple Airlines
Deal found 9/3C$ 888
Sun 7/67:20 p.m.
YUL
-
BFS
2 stops17h 15m
Multiple Airlines
Sun 14/66:00 p.m.
BFS
-
YUL
1 stop22h 35m
Multiple Airlines
Deal found 9/3C$ 889
Fri 5/67:20 p.m.
YUL
-
BFS
2 stops21h 30m
Multiple Airlines
Sun 14/66:00 p.m.
BFS
-
YUL
1 stop22h 35m
Multiple Airlines
Deal found 9/3C$ 891
Wed 10/67:20 p.m.
YUL
-
BFS
2 stops20h 50m
Multiple Airlines
Thu 18/68:05 p.m.
BFS
-
YUL
1 stop20h 30m
Multiple Airlines
Deal found 9/3C$ 911

Find flight deals from Pierre Elliott Trudeau Intl to Northern Ireland

Keep the following information in mind while searching for Pierre Elliott Trudeau Intl to Northern Ireland flight deals. Data was last updated 12 March 2026.

Round-trip from

C$ 830

One-way from

C$ 490
18/5-24/5
  • 18/5-24/5
  • 3 total stops
  • 31h 10m total
  • Montreal to Northern Ireland
Search Deals
25/4
  • 25/4
  • 2 total stops
  • 17h 50m total
  • Montreal to Northern Ireland
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pierre Elliott Trudeau Intl to Northern Ireland 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 629,999 searches. Data last updated 12 March 2026.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Northern Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Sun 7/6

7:20 p.m.-5:35 p.m.

2 stops17h 15m

Belfast Intl

Sat 13/6

10:10 a.m.-9:00 p.m.

1 stop15h 50m

C$ 847

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Sun 7/6

7:20 p.m.-5:35 p.m.

2 stops17h 15m

Belfast Intl

Wed 17/6

6:15 a.m.-9:00 p.m.

1 stop19h 45m

C$ 888

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Sun 7/6

7:20 p.m.-5:35 p.m.

2 stops17h 15m

Belfast Intl

Sun 14/6

6:00 p.m.-11:35 a.m.

1 stop22h 35m

C$ 889

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Fri 5/6

7:20 p.m.-9:50 p.m.

2 stops21h 30m

Belfast Intl

Sun 14/6

6:00 p.m.-11:35 a.m.

1 stop22h 35m

C$ 891

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Thu 4/6

7:20 p.m.-4:00 p.m.

2 stops15h 40m

Belfast Intl

Sat 13/6

10:10 a.m.-9:00 p.m.

1 stop15h 50m

C$ 984

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Sat 6/6

11:00 p.m.-10:15 p.m.

1 stop18h 15m

Belfast Intl

Sat 13/6

10:10 a.m.-9:00 p.m.

1 stop15h 50m

C$ 1,029

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Mon 18/5

11:00 p.m.-10:40 a.m.

1 stop30h 40m

Belfast Intl

Sun 24/5

6:00 p.m.-11:35 a.m.

1 stop22h 35m

C$ 1,093

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Tue 21/4

6:20 p.m.-10:40 a.m.

1 stop11h 20m

Belfast Intl

Tue 28/4

11:30 p.m.-6:20 p.m.

3 stops23h 50m

C$ 1,097

MontrealBelfast

YUL - BHD

YULBHD

Montreal Pierre Elliott Trudeau Intl

Mon 18/5

4:40 p.m.-4:50 p.m.

2 stops19h 10m

Belfast City

Sun 24/5

8:10 p.m.-11:40 a.m.

2 stops20h 30m

C$ 1,170

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Sat 25/4

7:05 p.m.-12:20 a.m.

1 stop24h 15m

Belfast Intl

Sat 2/5

10:10 a.m.-2:00 p.m.

1 stop32h 50m

C$ 1,289

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/3

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Pierre Elliott Trudeau Intl to Northern Ireland

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland from Pierre Elliott Trudeau Intl with our price prediction graph.
Estimated round-trip 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 Montreal Pierre Elliott Trudeau Intl Airport to Northern Ireland
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Northern Ireland

Get insights into the airlines that provide service to Northern Ireland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Northern Ireland. Reviews last updated 12 March 2026.
See what other customers who have flown with British Airways from Montreal Pierre Elliott Trudeau Intl Airport to Northern Ireland have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,784 reviews
Check prices

Boarding

6.9

Entertainment

6.4

Overall

6.7

Crew

7.6

Comfort

6.8

Food

6.4

Reviews

1 / 20
2.0
Mediocre

Natasha,Feb 2026

SEA - LHR

I already said the thing about the list luggage, which actually this flight.
British Airways
6.7
Okay
7,784 reviews
British Airways
6.7
Okay
7,784 reviews
Check prices

Boarding

6.9

Entertainment

6.4

Overall

6.7

Crew

7.6

Comfort

6.8

Food

6.4

Reviews

1 / 20
2.0
Mediocre

Natasha,Feb 2026

SEA - LHR

I already said the thing about the list luggage, which actually this flight.

Related info for your journey

Find useful and relevant information for your journey from Pierre Elliott Trudeau Intl to Northern Ireland. 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 Montreal Pierre Elliott Trudeau Intl Airport to Northern Ireland?

    There are many flights that can get you from Montreal Pierre Elliott Trudeau Intl Airport to Northern Ireland in 9h 30m. Fly via Delta or British Airways to get the fastest option. Montreal Pierre Elliott Trudeau Intl Airport and Northern Ireland are separated by a distance of 4752 km. This flight may include one or multiple stops.

  • Can I find deals for flights from Pierre Elliott Trudeau Intl to Northern Ireland that include hotel bookings?

    Yes. In addition to deals on Pierre Elliott Trudeau Intl to Northern Ireland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pierre Elliott Trudeau Intl to Northern Ireland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pierre Elliott Trudeau Intl to Northern Ireland.

  • Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Northern Ireland?

    Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to Northern Ireland 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

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Top airline flying from Pierre Elliott Trudeau Intl to Northern Ireland

Discover the top airline that operate flights from Pierre Elliott Trudeau Intl to Northern Ireland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 12 March 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapestC$ 928AverageC$ 1,090FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Pierre Elliott Trudeau Intl to Northern Ireland?

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Can Cheapflights find flights from Pierre Elliott Trudeau Intl to Northern Ireland with no change fees?

Need flexible booking options for your flight to Northern Ireland from Pierre Elliott Trudeau Intl? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Pierre Elliott Trudeau Intl to Northern Ireland become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Northern Ireland from Pierre Elliott Trudeau Intl today and book when prices fit your budget.

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