Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Northern Ireland from £309

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 30/8. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — BFS
23 Jul — 30 Jul1
1 adult

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 18 July 2025.

Round-trip from

£439

One-way from

£309
11/10-18/10
  • 11/10-18/10
  • 3 total stops
  • 55h 15m total
  • Montreal to Northern Ireland
30/8
  • 30/8
  • 3 total stops
  • 45h 10m total
  • Montreal to Northern Ireland

Find flight deals from Pierre Elliott Trudeau Intl to Northern Ireland

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 18 July 2025.

Sat 11/1022:05YUL - BFS
1 stop20h 20mMultiple Airlines
Sat 18/1015:35BFS - YUL
2 stops34h 55mMultiple Airlines
Deal found 16/7£439
Sat 11/1022:05YUL - BHD
1 stop10h 40mMultiple Airlines
Sat 18/1014:20BHD - YUL
1 stop28h 55mMultiple Airlines
Deal found 16/7£484
Tue 14/1022:10YUL - BHD
1 stop12h 10mBritish Airways
Tue 21/1013:40BHD - YUL
1 stop11h 35mBritish Airways
Deal found 15/7£568
Wed 19/1119:10YUL - BHD
1 stop20h 50mKLM
Sun 30/1117:20BHD - YUL
1 stop29h 00mKLM
Deal found 18/7£598
Tue 14/1022:10YUL - BHD
1 stop12h 10mAmerican Airlines
Tue 21/1009:35BHD - YUL
2 stops18h 05mAmerican Airlines
Deal found 15/7£607

Cheapflights Fare Finder

Customise 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 858,174 searches. Data last updated 18 July 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

Sat 11/10

22:05-23:25

1 stop20h 20m

Belfast Intl

Sat 18/10

15:35-21:30

2 stops34h 55m

£439

MontrealBelfast

YUL - BHD

YULBHD

Montreal Pierre Elliott Trudeau Intl

Sat 11/10

22:05-13:45

1 stop10h 40m

Belfast City

Sat 18/10

14:20-14:15

1 stop28h 55m

£484

MontrealBelfast

YUL - BHD

YULBHD

Montreal Pierre Elliott Trudeau Intl

Tue 14/10

22:10-15:20

1 stop12h 10m

Belfast City

Tue 21/10

13:40-20:15

1 stop11h 35m

£568

MontrealBelfast

YUL - BHD

YULBHD

Montreal Pierre Elliott Trudeau Intl

Wed 19/11

19:10-21:00

1 stop20h 50m

Belfast City

Sun 30/11

17:20-17:20

1 stop29h 00m

£598

MontrealBelfast

YUL - BHD

YULBHD

Montreal Pierre Elliott Trudeau Intl

Tue 14/10

22:10-15:20

1 stop12h 10m

Belfast City

Tue 21/10

09:35-22:40

2 stops18h 05m

£607

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Sat 30/8

19:20-21:30

3 stops45h 10m

£309

Flights are sorted by cheapest return flights first.

Deals found on 16/7

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 return 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 18 July 2025.
See what other customers who have flown with KLM, American Airlines, andBritish 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.

Crew

8.4

Entertainment

7.1

Food

7.3

Boarding

7.8

Comfort

7.7

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Crew

8.4

Entertainment

7.1

Food

7.3

Boarding

7.8

Comfort

7.7

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Crew

8.4

Entertainment

7.1

Food

7.3

Boarding

7.8

Comfort

7.7

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Crew

8.4

Entertainment

7.1

Food

7.3

Boarding

7.8

Comfort

7.7

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

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.
  • 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 holiday 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.

  • What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Northern Ireland?

    Currently, January is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Northern Ireland (average of £67). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Northern Ireland in July is currently the most expensive (average of £90). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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