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Cheap flights from Ireland to Montreal Pierre Elliott Trudeau Intl Airport from C$ 422

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 4/12. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — YUL
2 Dec — 9 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Ireland to Pierre Elliott Trudeau Intl

Enter your travel dates to find the best prices.

Cheapest flights from Ireland to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Ireland to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 November 2025.

Tue 2/1210:25 a.m.DUB - YUL
2 stops33h 45mMultiple Airlines
Tue 9/129:45 p.m.YUL - DUB
1 stop20h 40mMultiple Airlines
Deal found 2/11C$ 755
Thu 13/116:10 p.m.DUB - YUL
1 stop30h 30mMultiple Airlines
Wed 19/119:40 p.m.YUL - DUB
1 stop31h 35mMultiple Airlines
Deal found 31/10C$ 778
Tue 2/125:00 a.m.DUB - YUL
1 stop12h 00mLufthansa
Tue 9/123:10 p.m.YUL - DUB
1 stop11h 00mLufthansa
Deal found 2/11C$ 807
Fri 5/125:10 a.m.DUB - YUL
1 stop11h 50mMultiple Airlines
Fri 12/129:30 p.m.YUL - DUB
1 stop28h 40mMultiple Airlines
Deal found 2/11C$ 810
Thu 13/115:00 a.m.DUB - YUL
1 stop12h 00mLufthansa
Wed 19/118:10 p.m.YUL - DUB
1 stop16h 00mLufthansa
Deal found 2/11C$ 824
Sun 9/119:00 a.m.DUB - YUL
1 stop10h 22mAir Canada
Sat 15/112:00 p.m.YUL - DUB
1 stop12h 10mAir Canada
Deal found 2/11C$ 831
Mon 15/129:00 a.m.DUB - YUL
1 stop10h 22mMultiple Airlines
Mon 22/1210:30 p.m.YUL - DUB
1 stop27h 40mMultiple Airlines
Deal found 31/10C$ 849
Wed 19/117:50 a.m.SNN - YUL
2 stops17h 54mAir Canada
Sun 23/113:30 p.m.YUL - SNN
2 stops20h 15mAir Canada
Deal found 2/11C$ 1,045
Wed 19/117:50 a.m.SNN - YUL
3 stops37h 37mMultiple Airlines
Sun 23/116:45 a.m.YUL - SNN
3 stops29h 00mMultiple Airlines
Deal found 2/11C$ 1,552

Cheap flight deals from Ireland to Pierre Elliott Trudeau Intl

Keep the following information in mind while searching for Ireland to Pierre Elliott Trudeau Intl flight deals. Data was last updated 2 November 2025.

Round-trip from

C$ 755

One-way from

C$ 422

Popular in

January

Cheapest in

March

Average price

C$ 891
2/12-9/12
  • 2/12-9/12
  • 3 total stops
  • 54h 25m total
  • Ireland to Montreal
Search Deals
4/12
  • 4/12
  • 1 total stop
  • 28h 45m total
  • Ireland to Montreal
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 89 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ireland to Pierre Elliott Trudeau Intl 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 2 November 2025.
Use the filters below to find and compare flights from Ireland to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Ireland

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

DublinMontreal

DUB - YUL

DUBYUL

Dublin

Tue 2/12

10:25 a.m.-3:10 p.m.

2 stops33h 45m

Montreal Pierre Elliott Trudeau Intl

Tue 9/12

9:45 p.m.-11:25 p.m.

1 stop20h 40m

C$ 755

DublinMontreal

DUB - YUL

DUBYUL

Dublin

Tue 2/12

5:00 a.m.-12:00 p.m.

1 stop12h 00m

Montreal Pierre Elliott Trudeau Intl

Tue 9/12

3:10 p.m.-7:10 a.m.

1 stop11h 00m

C$ 807

DublinMontreal

DUB - YUL

DUBYUL

Dublin

Tue 27/1

5:00 a.m.-12:00 p.m.

1 stop12h 00m

Montreal Pierre Elliott Trudeau Intl

Tue 3/3

4:55 p.m.-12:00 p.m.

1 stop14h 05m

C$ 829

DublinMontreal

DUB - YUL

DUBYUL

Dublin

Thu 26/3

5:00 a.m.-1:00 p.m.

1 stop12h 00m

Montreal Pierre Elliott Trudeau Intl

Mon 30/3

8:40 p.m.-4:55 p.m.

1 stop15h 15m

C$ 835

DublinMontreal

DUB - YUL

DUBYUL

Dublin

Sat 28/2

5:10 a.m.-12:00 p.m.

1 stop11h 50m

Montreal Pierre Elliott Trudeau Intl

Mon 16/3

9:10 p.m.-5:10 p.m.

1 stop16h 00m

C$ 838

DublinMontreal

DUB - YUL

DUBYUL

Dublin

Sun 1/3

5:10 a.m.-12:00 p.m.

1 stop11h 50m

Montreal Pierre Elliott Trudeau Intl

Mon 16/3

9:10 p.m.-5:10 p.m.

1 stop16h 00m

C$ 838

DublinMontreal

DUB - YUL

DUBYUL

Dublin

Sat 28/2

5:10 a.m.-12:00 p.m.

1 stop11h 50m

Montreal Pierre Elliott Trudeau Intl

Sun 15/3

6:55 p.m.-11:00 a.m.

1 stop12h 05m

C$ 839

DublinMontreal

DUB - YUL

DUBYUL

Dublin

Tue 3/3

8:40 p.m.-6:45 p.m.

1 stop27h 05m

Montreal Pierre Elliott Trudeau Intl

Wed 18/3

9:50 p.m.-12:15 p.m.

1 stop10h 25m

C$ 843

DublinMontreal

DUB - YUL

DUBYUL

Dublin

Wed 4/3

8:50 a.m.-6:45 p.m.

1 stop14h 55m

Montreal Pierre Elliott Trudeau Intl

Sun 15/3

9:50 p.m.-2:20 p.m.

1 stop12h 30m

C$ 843

DublinMontreal

DUB - YUL

DUBYUL

Dublin

Tue 3/3

8:40 p.m.-6:45 p.m.

1 stop27h 05m

Montreal Pierre Elliott Trudeau Intl

Thu 12/3

9:50 p.m.-7:55 a.m.

1 stop30h 05m

C$ 843

Flights are sorted by cheapest round-trip flights first.

Deals found on 31/10

Showing 1-10 of 21 results
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Best time to book a flight from Ireland to Pierre Elliott Trudeau Intl

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from Ireland 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 Ireland to Montreal Pierre Elliott Trudeau Intl Airport

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

Currently, February is the cheapest month in which you can book a flight from Ireland to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 691). Flying from Ireland to Montreal Pierre Elliott Trudeau Intl Airport in January is currently the most expensive (average of C$ 964). 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.

Reviews of airlines servicing Pierre Elliott Trudeau Intl

Get insights into the airlines that provide service to Pierre Elliott Trudeau Intl. 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 Pierre Elliott Trudeau Intl. Reviews last updated 2 November 2025.
Read reviews from past customers who have flown British Airways from Ireland to Montreal Pierre Elliott Trudeau Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,494 reviews
Check prices

Boarding

6.9

Food

6.3

Entertainment

6.4

Comfort

6.7

Crew

7.6

Overall

6.7

Reviews

1 / 20
8.0
Excellent

Anonymous,May 2025

ACC - LGW

The flight was excellent , the crew were friendly and efficient , the entertainment on screen made a long (although not a long haul flight) very pleasing the meals and wine and fruit juice were very satisfying all in all a great experience
British Airways
6.7
Okay
7,494 reviews
British Airways
6.7
Okay
7,494 reviews
Check prices

Boarding

6.9

Food

6.3

Entertainment

6.4

Comfort

6.7

Crew

7.6

Overall

6.7

Reviews

1 / 20
8.0
Excellent

Anonymous,May 2025

ACC - LGW

The flight was excellent , the crew were friendly and efficient , the entertainment on screen made a long (although not a long haul flight) very pleasing the meals and wine and fruit juice were very satisfying all in all a great experience

Related info for your journey

Find useful and relevant information for your journey from Ireland to Pierre Elliott Trudeau Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ireland to Montreal Pierre Elliott Trudeau Intl Airport?

    Airlines like Lufthansa and Air Canada fly from Ireland to Montreal Pierre Elliott Trudeau Intl Airport in about 12h. The time it takes to get you to your destination can typically vary by up to 5h 54m. Airlines will cover a distance of 4768 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most reliable airlines from Ireland to Montreal Pierre Elliott Trudeau Intl Airport?

    Before booking your flight to Montreal Pierre Elliott Trudeau Intl Airport from Ireland, check out the most reliable airlines to get you to your destination on time: Air Canada (89%), United Airlines (89%), Lufthansa( 89%).

  • Can I find deals for flights from Ireland to Pierre Elliott Trudeau Intl that include hotel bookings?

    Yes. In addition to deals on Ireland to Pierre Elliott Trudeau Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ireland to Pierre Elliott Trudeau Intl?

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

  • Can I find deals for business class flights from Ireland to Pierre Elliott Trudeau Intl?

    Yes. Cheapflights offers flight deals from Ireland to Pierre Elliott Trudeau Intl 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 Ireland to Montreal Pierre Elliott Trudeau Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from Ireland to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 691). Flying from Ireland to Montreal Pierre Elliott Trudeau Intl Airport in January is currently the most expensive (average of C$ 964). 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.

See more FAQs

Travelling to a place near Montreal Pierre Elliott Trudeau Intl Airport?

Book flights to Montreal Pierre Elliott Trudeau Intl Airport if you plan to visit one of these locations
Laval
Dorval
Cornwall
Sherbrooke
Brossard
Longueuil
Montebello
Trois-Rivières
Drummondville
Saint-Jean-sur-Richelieu
Boucherville
Bromont
North Hatley
Louiseville

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Alternative routes for Ireland to Pierre Elliott Trudeau Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Ireland to Pierre Elliott Trudeau Intl

Discover the top airline that operate flights from Ireland to Pierre Elliott Trudeau Intl. 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 2 November 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapestC$ 732AverageC$ 754FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ireland to Pierre Elliott Trudeau Intl for you. Better yet — we are completely free to use.

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

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

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