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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Northern Ireland from C$ 971
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — BFS
27 Nov — 4 Dec1
Cheap 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 28 October 2025.
Find flight deals from Pierre Elliott Trudeau Intl to Northern Ireland
Cheapest flights from Pierre Elliott Trudeau Intl to Northern IrelandExplore 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 28 October 2025.
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 28 October 2025.
Thu 11/127:35 p.m.YUL - BFS
1 stop13h 35mMultiple Airlines
Thu 18/127:15 a.m.BFS - YUL
1 stop33h 55mMultiple Airlines
Deal found 27/10C$ 971
Fri 19/1210:15 a.m.YUL - BFS
3 stops30h 45mMultiple Airlines
Mon 5/18:50 p.m.BFS - YUL
3 stops40h 42mMultiple Airlines
Deal found 27/10C$ 1,895
Fri 19/127:10 p.m.YUL - BHD
1 stop20h 50mKLM
Mon 5/15:20 p.m.BHD - YUL
2 stops27h 00mKLM
Deal found 27/10C$ 2,417
Fri 19/122:30 p.m.YUL - BHD
2 stops18h 05mMultiple Airlines
Mon 5/17:20 a.m.BHD - YUL
2 stops16h 05mMultiple Airlines
Deal found 27/10C$ 2,767
Fri 19/1212:10 p.m.YUL - BHD
3 stops20h 00mAer Lingus
Mon 5/16:55 a.m.BHD - YUL
3 stops17h 27mAer Lingus
Deal found 27/10C$ 3,125
Fri 19/128:30 p.m.YUL - BHD
1 stop12h 45mBritish Airways
Mon 5/111:30 a.m.BHD - YUL
1 stop12h 15mBritish Airways
Deal found 27/10C$ 4,857
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 28 October 2025.
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
Pierre Elliott Trudeau Intl
Fly to
Northern Ireland
Route
Depart
Return
Price
MontrealBelfast
YUL - BFS
YULBFS
Montreal Pierre Elliott Trudeau Intl
Thu 11/12
7:35 p.m.-2:10 p.m.
1 stop13h 35m
Belfast Intl
Thu 18/12
7:15 a.m.-12:10 p.m.
1 stop33h 55m
C$ 971
MontrealBelfast
YUL - BHD
YULBHD
Montreal Pierre Elliott Trudeau Intl
Fri 20/2
3:55 p.m.-2:15 p.m.
2 stops17h 20m
Belfast City
Tue 24/2
6:35 a.m.-6:45 p.m.
1 stop17h 10m
C$ 1,059
MontrealBelfast
YUL - BHD
YULBHD
Montreal Pierre Elliott Trudeau Intl
Fri 20/2
8:30 p.m.-2:15 p.m.
1 stop12h 45m
Belfast City
Tue 24/2
8:45 a.m.-6:45 p.m.
1 stop15h 00m
C$ 1,080
MontrealBelfast
YUL - BHD
YULBHD
Montreal Pierre Elliott Trudeau Intl
Fri 20/2
4:55 p.m.-9:00 p.m.
2 stops23h 05m
Belfast City
Tue 24/2
6:30 a.m.-11:12 p.m.
2 stops21h 42m
C$ 1,555
MontrealBelfast
YUL - BHD
YULBHD
Montreal Pierre Elliott Trudeau Intl
Fri 20/2
4:55 p.m.-4:50 p.m.
2 stops18h 55m
Belfast City
Tue 24/2
6:30 a.m.-11:12 p.m.
2 stops21h 42m
C$ 1,557
MontrealBelfast
YUL - BFS
YULBFS
Montreal Pierre Elliott Trudeau Intl
Fri 19/12
10:15 a.m.-10:00 p.m.
3 stops30h 45m
Belfast Intl
Mon 5/1
8:50 p.m.-8:32 a.m.
3 stops40h 42m
C$ 1,895
MontrealBelfast
YUL - BHD
YULBHD
Montreal Pierre Elliott Trudeau Intl
Fri 19/12
7:10 p.m.-9:00 p.m.
1 stop20h 50m
Belfast City
Mon 5/1
5:20 p.m.-3:20 p.m.
2 stops27h 00m
C$ 2,417
MontrealBelfast
YUL - BHD
YULBHD
Montreal Pierre Elliott Trudeau Intl
Fri 19/12
2:30 p.m.-1:35 p.m.
2 stops18h 05m
Belfast City
Mon 5/1
7:20 a.m.-6:25 p.m.
2 stops16h 05m
C$ 2,767
MontrealBelfast
YUL - BHD
YULBHD
Montreal Pierre Elliott Trudeau Intl
Fri 19/12
12:10 p.m.-1:10 p.m.
3 stops20h 00m
Belfast City
Mon 5/1
6:55 a.m.-7:22 p.m.
3 stops17h 27m
C$ 3,125
MontrealBelfast
YUL - BHD
YULBHD
Montreal Pierre Elliott Trudeau Intl
Fri 19/12
8:30 p.m.-2:15 p.m.
1 stop12h 45m
Belfast City
Mon 5/1
6:55 a.m.-6:45 p.m.
2 stops16h 50m
C$ 4,898
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 28 October 2025.
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.
Comfort
6.7
Boarding
6.9
Crew
7.6
Food
6.3
Overall
6.7
Entertainment
6.4
Reviews
1 / 20
2.0
MediocreAnonymous,Aug 2025
ALG - LGW
Comfort
6.7
Boarding
6.9
Crew
7.6
Food
6.3
Overall
6.7
Entertainment
6.4
Reviews
1 / 20
2.0
MediocreAnonymous,Aug 2025
ALG - LGW
Related info for your journey
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Alternative routes for Pierre Elliott Trudeau Intl to Northern Ireland
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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 28 October 2025.
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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.