In terms of precipitation, rainfall in Northern Ireland 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 Northern Ireland when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Northern Ireland, 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 YUL to NIR?

When flying from Montreal Pierre Elliott Trudeau Intl Airport to Northern Ireland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

C$ 435+ Flights from Montreal Pierre Elliott Trudeau Intl Airport to Northern Ireland

Cheap flight deals from Pierre Elliott Trudeau Intl to Northern Ireland

Round-trip from	C$ 918
One-way from	C$ 435

11/9-18/9
2 total stops
24h 40m total
Montreal to Northern Ireland

Search Deals

10/9
1 total stop
16h 35m total
Montreal to Northern Ireland

Search Deals

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 29 July 2025.

Thu 11/99:30 p.m.YUL - BFS

1 stop11h 35mMultiple Airlines

Thu 18/96:10 a.m.BFS - YUL

1 stop13h 05mMultiple Airlines

Deal found 28/7C$ 918

Wed 19/118:40 p.m.YUL - BHD

1 stop12h 35mBritish Airways

Sun 30/113:10 p.m.BHD - YUL

1 stop32h 35mBritish Airways

Deal found 29/7C$ 933

Wed 19/115:25 p.m.YUL - BHD

2 stops15h 10mMultiple Airlines

Sun 30/117:20 a.m.BHD - YUL

2 stops16h 05mMultiple Airlines

Deal found 29/7C$ 958

Wed 19/117:05 p.m.YUL - BHD

2 stops16h 45mKLM

Sun 30/115:20 p.m.BHD - YUL

1 stop29h 00mKLM

Deal found 29/7C$ 1,140

Wed 13/812:51 p.m.YUL - BHD

2 stops15h 29mAmerican Airlines

Thu 28/86:35 a.m.BHD - YUL

2 stops21h 09mAmerican Airlines

Deal found 27/7C$ 1,498

Best flights from Pierre Elliott Trudeau Intl to Northern Ireland
Discover carefully curated flight deals from Pierre Elliott Trudeau Intl to Northern Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 29 July 2025.

Thu 11/99:30 p.m.YUL - BFS

1 stop11h 35mMultiple Airlines

Thu 18/96:10 a.m.BFS - YUL

1 stop13h 05mMultiple Airlines

Deal found 28/7C$ 918

Wed 19/118:40 p.m.YUL - BHD

1 stop12h 35mBritish Airways

Sun 30/113:10 p.m.BHD - YUL

1 stop32h 35mBritish Airways

Deal found 29/7C$ 933

Wed 19/117:05 p.m.YUL - BHD

2 stops16h 45mKLM

Sun 30/115:20 p.m.BHD - YUL

1 stop29h 00mKLM

Deal found 29/7C$ 1,140

Wed 13/812:51 p.m.YUL - BHD

2 stops15h 29mAmerican Airlines

Thu 28/86:35 a.m.BHD - YUL

2 stops21h 09mAmerican Airlines

Deal found 27/7C$ 1,498

Wed 19/115:25 p.m.YUL - BHD

2 stops15h 10mMultiple Airlines

Sun 30/117:20 a.m.BHD - YUL

2 stops16h 05mMultiple Airlines

Deal found 29/7C$ 958

Last-minute flights from Pierre Elliott Trudeau Intl to Northern Ireland
Discover last-minute flight deals from Pierre Elliott Trudeau Intl to Northern Ireland. Data last updated 29 July 2025 and is based on user searches.

Mon 4/810:10 p.m.YUL - BHD

1 stop12h 30mBritish Airways

Sat 9/87:00 p.m.BHD - YUL

1 stop30h 15mBritish Airways

Deal found 29/7C$ 1,755

Wed 6/84:00 p.m.YUL - BFS

2 stops14h 50mMultiple Airlines

Wed 27/85:45 a.m.BFS - YUL

3 stops23h 42mMultiple Airlines

Deal found 27/7C$ 1,228

Wed 6/810:05 p.m.YUL - BHD

1 stop12h 00mMultiple Airlines

Wed 27/87:05 a.m.BHD - YUL

1 stop12h 10mMultiple Airlines

Deal found 27/7C$ 1,343

Wed 13/810:05 p.m.YUL - BHD

1 stop16h 35mMultiple Airlines

Thu 28/87:05 a.m.BHD - YUL

1 stop12h 10mMultiple Airlines

Deal found 27/7C$ 1,311

Wed 13/812:51 p.m.YUL - BHD

2 stops15h 29mAmerican Airlines

Thu 28/86:35 a.m.BHD - YUL

2 stops21h 09mAmerican Airlines

Deal found 27/7C$ 1,498

One-way flights from Pierre Elliott Trudeau Intl to Northern Ireland
Search for one-way flight options from Pierre Elliott Trudeau Intl to Northern Ireland. Find affordable one-way fares based on user searches. Data last updated 29 July 2025.

Wed 10/99:30 p.m.YUL - BFS

1 stop16h 35mMultiple Airlines

Deal found 26/7C$ 435

Thu 11/96:50 p.m.YUL - BHD

2 stops16h 35mMultiple Airlines

Deal found 26/7C$ 506

Sun 7/910:00 p.m.YUL - BHD

1 stop10h 05mAmerican Airlines

Deal found 26/7C$ 1,007

Cheapflights Fare Finder

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

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Thu 11/9

9:30 p.m.-2:05 p.m.

1 stop11h 35m

Belfast Intl

Thu 18/9

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

1 stop13h 05m

C$ 918

MontrealBelfast

YUL - BHD

YULBHD

Montreal Pierre Elliott Trudeau Intl

Wed 19/11

8:40 p.m.-2:15 p.m.

1 stop12h 35m

Belfast City

Sun 30/11

3:10 p.m.-6:45 p.m.

1 stop32h 35m

C$ 933

MontrealBelfast

YUL - BHD

YULBHD

Montreal Pierre Elliott Trudeau Intl

Wed 19/11

5:25 p.m.-1:35 p.m.

2 stops15h 10m

Belfast City

Sun 30/11

7:20 a.m.-6:25 p.m.

2 stops16h 05m

C$ 958

MontrealBelfast

YUL - BHD

YULBHD

Montreal Pierre Elliott Trudeau Intl

Wed 19/11

7:05 p.m.-4:50 p.m.

2 stops16h 45m

Belfast City

Sun 30/11

5:20 p.m.-5:20 p.m.

1 stop29h 00m

C$ 1,140

MontrealBelfast

YUL - BHD

YULBHD

Montreal Pierre Elliott Trudeau Intl

Wed 13/8

12:51 p.m.-9:20 a.m.

2 stops15h 29m

Belfast City

Thu 28/8

6:35 a.m.-10:44 p.m.

2 stops21h 09m

C$ 1,498

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Wed 10/9

9:30 p.m.-7:05 p.m.

1 stop16h 35m

C$ 435

MontrealBelfast

YUL - BHD

YULBHD

Montreal Pierre Elliott Trudeau Intl

Thu 11/9

6:50 p.m.-4:25 p.m.

2 stops16h 35m

C$ 506

MontrealBelfast

YUL - BHD

YULBHD

Montreal Pierre Elliott Trudeau Intl

Sun 7/9

10:00 p.m.-1:05 p.m.

1 stop10h 05m

C$ 1,007

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/7

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 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

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.

KLM

7.8

Good

1,383 reviews

Check prices

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.

KLM

7.8

Good

1,383 reviews

KLM

7.8

Good

1,383 reviews

Check prices

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.

American Airlines

7.2

Good

10,000 reviews

KLM

7.8

Good

1,383 reviews

Check prices

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.

British Airways

6.6

Okay

7,208 reviews

KLM

7.8

Good

1,383 reviews

Check prices

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

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.

Browse thousands of different options on Cheapflights for your next trip

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Pierre Elliott Trudeau Intl to Northern Ireland. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Pierre Elliott Trudeau Intl to Northern Ireland?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Pierre Elliott Trudeau Intl to Northern Ireland.

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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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Northern Ireland from C$ 435

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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.

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 29 July 2025.

Round-trip from

One-way from

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 29 July 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 29 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Northern Ireland that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Montreal Pierre Elliott Trudeau Intl Airport to Northern Ireland

Reviews of airlines servicing Northern Ireland

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.

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?

How can I 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?

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 Pierre Elliott Trudeau Intl to Northern Ireland

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

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Why should you use Cheapflights to find cheap flight tickets from Pierre Elliott Trudeau Intl to Northern Ireland?

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

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

100% Free

Book with Flexibility

Travel Smart

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 29 July 2025.