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Cheap flights from Montreal to Northern Ireland from C$ 343

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 22/5. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — BFS
11 May — 18 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Montreal to Northern Ireland

Enter your travel dates to find the best prices.

Cheapest flights from Montreal to Northern Ireland
Explore the most affordable flight options available from Montreal to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 April 2026.

Thu 7/510:05 p.m.
YUL
-
BFS
1 stop20h 20m
Multiple Airlines
Thu 14/51:00 p.m.
BFS
-
YUL
1 stop30h 15m
Multiple Airlines
Deal found 9/4C$ 810
Thu 7/510:05 p.m.
YUL
-
BHD
1 stop14h 45m
Multiple Airlines
Thu 14/53:25 p.m.
BHD
-
YUL
1 stop27h 50m
Multiple Airlines
Deal found 9/4C$ 849
Sat 23/510:05 p.m.
YUL
-
BFS
1 stop28h 40m
Multiple Airlines
Sat 30/56:20 a.m.
BFS
-
YUL
1 stop12h 55m
Multiple Airlines
Deal found 8/4C$ 871
Sat 30/56:00 p.m.
YUL
-
BFS
2 stops23h 40m
Multiple Airlines
Fri 12/66:05 a.m.
BFS
-
YUL
1 stop13h 10m
Multiple Airlines
Deal found 6/4C$ 892
Mon 25/58:35 p.m.
YUL
-
BFS
2 stops18h 40m
Multiple Airlines
Mon 1/68:15 a.m.
BFS
-
YUL
2 stops16h 15m
Multiple Airlines
Deal found 10/4C$ 924
Tue 1/96:45 a.m.
YUL
-
BFS
2 stops28h 35m
Multiple Airlines
Tue 8/99:15 p.m.
BFS
-
YUL
3 stops32h 10m
Multiple Airlines
Deal found 7/4C$ 974
Sat 30/510:05 p.m.
YUL
-
BHD
1 stop10h 35m
Multiple Airlines
Fri 12/67:00 a.m.
BHD
-
YUL
1 stop12h 15m
Multiple Airlines
Deal found 6/4C$ 1,058

Find flight deals from Montreal to Northern Ireland

Keep the following information in mind while searching for Montreal to Northern Ireland flight deals. Data was last updated 11 April 2026.

Round-trip from

C$ 810

One-way from

C$ 343
7/5-14/5
  • 7/5-14/5
  • 2 total stops
  • 50h 35m total
  • Montreal to Northern Ireland
Search Deals
22/5
  • 22/5
  • 2 total stops
  • 44h 20m total
  • Montreal to Northern Ireland
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montreal 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 11 April 2026.
Use the filters below to find and compare flights from Montreal 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

Thu 7/5

10:05 p.m.-11:25 p.m.

1 stop20h 20m

Belfast Intl

Thu 14/5

1:00 p.m.-2:15 p.m.

1 stop30h 15m

C$ 810

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Sat 23/5

10:05 p.m.-7:45 a.m.

1 stop28h 40m

Belfast Intl

Sat 30/5

6:20 a.m.-2:15 p.m.

1 stop12h 55m

C$ 871

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Sat 30/5

6:00 p.m.-10:40 p.m.

2 stops23h 40m

Belfast Intl

Fri 12/6

6:05 a.m.-2:15 p.m.

1 stop13h 10m

C$ 892

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Mon 25/5

8:35 p.m.-8:15 p.m.

2 stops18h 40m

Belfast Intl

Mon 1/6

6:10 a.m.-2:15 p.m.

1 stop13h 05m

C$ 929

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Fri 8/5

11:40 p.m.-11:20 p.m.

2 stops18h 40m

Belfast Intl

Fri 15/5

7:20 p.m.-12:25 a.m.

3 stops34h 05m

C$ 1,008
Quickest round-trip

MontrealBelfast

YUL - BHD

YULBHD

Montreal Pierre Elliott Trudeau Intl

Sat 30/5

10:05 p.m.-1:40 p.m.

1 stop10h 35m

Belfast City

Fri 12/6

7:00 a.m.-2:15 p.m.

1 stop12h 15m

C$ 1,058

MontrealBelfast

YUL - BHD

YULBHD

Montreal Pierre Elliott Trudeau Intl

Fri 7/8

10:05 p.m.-1:40 p.m.

1 stop10h 35m

Belfast City

Fri 21/8

7:10 p.m.-2:15 p.m.

1 stop24h 05m

C$ 1,318

MontrealBelfast

YUL - BHD

YULBHD

Montreal Pierre Elliott Trudeau Intl

Wed 15/7

7:20 p.m.-2:55 p.m.

2 stops14h 35m

Belfast City

Sat 18/7

7:00 a.m.-2:15 p.m.

1 stop12h 15m

C$ 1,539

MontrealBelfast

YUL - BHD

YULBHD

Montreal Pierre Elliott Trudeau Intl

Fri 10/7

7:20 p.m.-9:00 p.m.

2 stops20h 40m

Belfast City

Thu 16/7

7:00 a.m.-2:15 p.m.

1 stop12h 15m

C$ 1,601

MontrealBelfast

YUL - BHD

YULBHD

Montreal Pierre Elliott Trudeau Intl

Mon 1/6

6:50 p.m.-9:20 a.m.

1 stop9h 30m

Belfast City

Thu 4/6

5:30 p.m.-4:55 p.m.

1 stop28h 25m

C$ 1,611

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/4

Showing 1-10 of 26 resultsSorted by cheapest first
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Best time to book a flight from Montreal to Northern Ireland

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland from Montreal 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 to Northern Ireland
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Montreal 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 Montreal to Northern Ireland that include hotel bookings?

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

  • How can I find direct flights from Montreal to Northern Ireland?

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

  • Can I find deals for business class flights from Montreal to Northern Ireland?

    Yes. Cheapflights offers flight deals from Montreal 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.

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Alternative routes for Montreal to Northern Ireland

See prices for flight routes from nearby airports that may be better suited for you.
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Ottawa to Belfast Intl flights
Pierre Elliott Trudeau Intl to Leeds flights
Ottawa to Birmingham flights
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Pierre Elliott Trudeau Intl to Liverpool flights
Québec City to Glasgow Intl flights
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Ottawa to Southend flights
Ottawa to Belfast City flights
Ottawa to Southampton flights

Top airline flying from Montreal to Northern Ireland

Discover the top airline that operate flights from Montreal 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 11 April 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapestC$ 945AverageC$ 1,111FlexibilityNo cancel feeOn-time70%
Search British Airways flights

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How does Cheapflights help users find flights from Montreal to Northern Ireland?

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Why should you use Cheapflights to find cheap flight tickets from Montreal to Northern Ireland?

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Can Cheapflights find flights from Montreal to Northern Ireland with no change fees?

Yes! Cheapflights helps users easily find flights from Montreal to Northern Ireland with no change fees.

Can Cheapflights notify me if prices for flights from Montreal to Northern Ireland become cheaper?

Yes, Cheapflights offers price alerts on Montreal to Northern Ireland flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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