How long is the flight from Montreal to Belfast?

Departing from Montreal to Belfast will take you 18h 40m. The distance between Montreal and Belfast is about 4752 km.

In terms of precipitation, rainfall in Belfast ranges from 50.0 - 90.0 mm per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Belfast when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Belfast, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

What is the cheapest time of day to fly from YMQ to BFS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Montreal to Belfast as you normally would.

Can I find deals for flights from Montreal to Belfast that include hotel bookings?

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

How can I find direct flights from Montreal to Belfast?

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

Can I find deals for business class flights from Montreal to Belfast?

Yes. Cheapflights offers flight deals from Montreal to Belfast by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

C$ 393+ Cheap Flights from Montreal to Belfast

Cheap flight deals from Montreal to Belfast

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Montreal to Belfast
Explore the most affordable flight options available from Montreal to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2026.

Thu 1/1010:05 p.m. -

1 stop14h 45m

Sun 11/107:00 a.m. -

1 stop12h 15m

Deal found 9/9C$ 884

Sun 27/910:05 p.m. -

1 stop28h 35m

Wed 7/106:10 a.m. -

1 stop13h 05m

Deal found 8/9C$ 903

Sun 27/910:05 p.m. -

1 stop10h 35m

Wed 7/107:00 a.m. -

1 stop12h 15m

Deal found 8/9C$ 915

Mon 21/98:35 p.m. -

2 stops18h 50m

Thu 8/1012:45 p.m. -

2 stops26h 55m

Deal found 7/9C$ 1,093

Mon 21/910:00 p.m. -

1 stop12h 30m

Thu 8/106:30 a.m. -

1 stop18h 45m

Deal found 7/9C$ 1,147

Thu 1/1010:00 p.m. -

1 stop29h 50m

Mon 12/106:30 a.m. -

1 stop18h 45m

Deal found 9/9C$ 1,158

Thu 1/1010:00 p.m. -

1 stop17h 35m

Mon 12/106:30 p.m. -

2 stops44h 22m

Deal found 9/9C$ 1,198

Thu 1/1010:30 a.m. -

2 stops18h 40m

Sun 11/101:10 p.m. -

2 stops25h 42m

Deal found 9/9C$ 1,204

Thu 1/1010:05 p.m. -

1 stop20h 20m

Mon 12/108:15 a.m. -

2 stops17h 15m

Deal found 9/9C$ 1,209

Mon 21/94:15 p.m. -

2 stops15h 40m

Thu 8/1012:45 p.m. -

1 stop12h 30m

Deal found 7/9C$ 1,217

Find flight deals from Montreal to Belfast

Round-trip from	C$ 884
One-way from	C$ 393

1/10-11/10
2 total stops
27h 00m total
Montreal to Belfast

Search Deals

21/10-31/12
2 total stops
31h 30m total
Montreal to Belfast

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealBelfast

YUL Montreal Pierre Elliott Trudeau Intl - BFS Belfast Intl

YULBFS

Montreal Pierre Elliott Trudeau Intl

Fri 23/10

6:45 a.m.-8:45 p.m.

2 stops33h 00m

Belfast Intl

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 430

MontrealBelfast

YUL Montreal Pierre Elliott Trudeau Intl - BFS Belfast Intl

YULBFS

Montreal Pierre Elliott Trudeau Intl

Wed 21/10

6:45 a.m.-12:20 p.m.

3 stops24h 35m

Belfast Intl

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 576

MontrealBelfast

YUL Montreal Pierre Elliott Trudeau Intl - BFS Belfast Intl

YULBFS

Montreal Pierre Elliott Trudeau Intl

Sun 27/9

11:10 a.m.-3:00 p.m.

2 stops22h 50m

Belfast Intl

Wed 7/10

6:15 a.m.-3:45 p.m.

1 stop14h 30m

C$ 1,067

MontrealBelfast

YUL Montreal Pierre Elliott Trudeau Intl - BFS Belfast Intl

YULBFS

Montreal Pierre Elliott Trudeau Intl

Mon 21/9

8:35 p.m.-8:25 p.m.

2 stops18h 50m

Belfast Intl

Thu 8/10

12:45 p.m.-10:40 a.m.

2 stops26h 55m

C$ 1,093

MontrealBelfast

YUL Montreal Pierre Elliott Trudeau Intl - BHD Belfast City

YULBHD

Montreal Pierre Elliott Trudeau Intl

Thu 1/10

10:30 a.m.-10:10 a.m.

2 stops18h 40m

Belfast City

Sun 11/10

1:10 p.m.-9:52 a.m.

2 stops25h 42m

C$ 1,204

MontrealBelfast

YUL Montreal Pierre Elliott Trudeau Intl - BFS Belfast Intl

YULBFS

Montreal Pierre Elliott Trudeau Intl

Thu 1/10

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

1 stop20h 20m

Belfast Intl

Mon 12/10

8:15 a.m.-8:30 p.m.

2 stops17h 15m

C$ 1,209

MontrealBelfast

YUL Montreal Pierre Elliott Trudeau Intl - BHD Belfast City

YULBHD

Montreal Pierre Elliott Trudeau Intl

Thu 1/10

10:30 a.m.-10:10 a.m.

2 stops18h 40m

Belfast City

Mon 12/10

6:30 p.m.-9:52 a.m.

2 stops44h 22m

C$ 1,212

MontrealBelfast

YUL Montreal Pierre Elliott Trudeau Intl - BHD Belfast City

YULBHD

Montreal Pierre Elliott Trudeau Intl

Fri 23/10

6:00 a.m.-10:10 a.m.

2 stops47h 10m

Belfast City

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 1,273

MontrealBelfast

YUL Montreal Pierre Elliott Trudeau Intl - BHD Belfast City

YULBHD

Montreal Pierre Elliott Trudeau Intl

Mon 21/9

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

2 stops15h 00m

Belfast City

Thu 8/10

7:30 p.m.-12:37 a.m.

2 stops34h 07m

C$ 1,387

Quickest round-trip

MontrealBelfast

YUL Montreal Pierre Elliott Trudeau Intl - BHD Belfast City

YULBHD

Montreal Pierre Elliott Trudeau Intl

Sun 4/10

10:00 p.m.-2:35 p.m.

1 stop11h 35m

Belfast City

Thu 8/10

12:45 p.m.-8:15 p.m.

1 stop12h 30m

C$ 1,563

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/9

Showing 1-10 of 11 resultsSorted by cheapest first

Best time to book a flight from Montreal to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast from Montreal with our price prediction graph.

YMQ-BF1

YUL-BHD

YUL-BFS

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 Belfast

YMQ-BF1

YUL-BHD

YUL-BFS

No data available for this route at this time. Please check back soon.

Related info for your journey

How long is the flight from Montreal to Belfast?
Departing from Montreal to Belfast will take you 18h 40m. The distance between Montreal and Belfast is about 4752 km.
Can I find deals for flights from Montreal to Belfast that include hotel bookings?
Yes. In addition to deals on Montreal to Belfast flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Montreal to Belfast?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montreal to Belfast.
Can I find deals for business class flights from Montreal to Belfast?
Yes. Cheapflights offers flight deals from Montreal to Belfast 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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Complete your trip

Direct flights to United Kingdom

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Popular flights

Alternative routes for Montreal to Belfast

Pierre Elliott Trudeau Intl to Belfast City flights

Ottawa to Belfast Intl flights

Ottawa to Belfast City flights

Top airline flying from Montreal to Belfast

Airline	Cheapest	Average	Flexibility	On-time
British Airways	CheapestC$ 897	AverageC$ 1,188	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Belfast from Montreal.

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

Need flexible booking options for your flight to Belfast from Montreal? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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Not ready to book yet? You can track prices for flights from Montreal to Belfast on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from Montreal to Belfast from C$ 393

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 21/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Montreal to Belfast

Cheapest flights from Montreal to BelfastExplore the most affordable flight options available from Montreal to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2026.

Explore the most affordable flight options available from Montreal to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2026.

Best flights from Montreal to BelfastDiscover carefully curated flight deals from Montreal to Belfast that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Discover carefully curated flight deals from Montreal to Belfast that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Last-minute flights from Montreal to BelfastDiscover last-minute flight deals from Montreal to Belfast. Data last updated 10 September 2026 and is based on user searches.

Discover last-minute flight deals from Montreal to Belfast. Data last updated 10 September 2026 and is based on user searches.

One-way flights from Montreal to BelfastSearch for one-way flight options from Montreal to Belfast. Find affordable one-way fares based on user searches. Data last updated 10 September 2026.

Search for one-way flight options from Montreal to Belfast. Find affordable one-way fares based on user searches. Data last updated 10 September 2026.

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Best time to book a flight from Montreal to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast from Montreal with our price prediction graph.

Cheapflights Insights

Related info for your journey

How long is the flight from Montreal to Belfast?

Can I find deals for flights from Montreal to Belfast that include hotel bookings?

How can I find direct flights from Montreal to Belfast?

Can I find deals for business class flights from Montreal to Belfast?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Montreal to Belfast

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Belfast by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to United Kingdom

Book a non-stop flight to one of these other cities located in United Kingdom.

Search flights from Montreal to Belfast by cabin class

Find flights from Montreal to Belfast, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Montreal and Belfast flights

Browse other Montreal and Belfast flight options. Last updated on 10 September 2026.

Other flights from Montreal

Browse through other flights departing from Montreal. Flights are based on user searches made on Cheapflights and were last updated on 10 September 2026.

Popular flight searches

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Top airline flying from Montreal to Belfast

Fly with Cheapflights

How does Cheapflights help users find flights from Montreal to Belfast?

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

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

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Book with Flexibility

Travel Smart

Cheapest flights from Montreal to Belfast
Explore the most affordable flight options available from Montreal to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2026.

Best flights from Montreal to Belfast
Discover carefully curated flight deals from Montreal to Belfast that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Last-minute flights from Montreal to Belfast
Discover last-minute flight deals from Montreal to Belfast. Data last updated 10 September 2026 and is based on user searches.

One-way flights from Montreal to Belfast
Search for one-way flight options from Montreal to Belfast. Find affordable one-way fares based on user searches. Data last updated 10 September 2026.