Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Dublin from C$ 382

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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — DUB
3 Jan — 10 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Montreal Pierre Elliott Trudeau Intl to Dublin are usually found in November or September, booked 60 days in advance, depart on a Saturday or Wednesday and return on a Thursday

Cheap flight deals from Pierre Elliott Trudeau Intl to Dublin

Enter your travel dates to find the best prices.

Cheapest flights from Pierre Elliott Trudeau Intl to Dublin
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 December 2025.

Thu 4/123:59 p.m.YUL - DUB
1 stop11h 41mMultiple Airlines
Thu 11/1211:30 a.m.DUB - YUL
1 stop16h 29mMultiple Airlines
Deal found 3/12C$ 854
Wed 3/129:40 p.m.YUL - DUB
1 stop31h 35mMultiple Airlines
Wed 17/126:35 a.m.DUB - YUL
1 stop18h 05mMultiple Airlines
Deal found 3/12C$ 948
Wed 10/1212:59 p.m.YUL - DUB
1 stop14h 41mMultiple Airlines
Fri 16/111:30 a.m.DUB - YUL
1 stop16h 29mMultiple Airlines
Deal found 3/12C$ 953
Fri 5/123:59 p.m.YUL - DUB
1 stop11h 41mMultiple Airlines
Fri 12/1211:30 a.m.DUB - YUL
1 stop16h 29mMultiple Airlines
Deal found 4/12C$ 977
Fri 5/1212:59 p.m.YUL - DUB
1 stop14h 41mAmerican Airlines
Fri 12/1211:30 a.m.DUB - YUL
2 stops16h 10mAmerican Airlines
Deal found 4/12C$ 989
Wed 10/1212:59 p.m.YUL - DUB
1 stop14h 41mAmerican Airlines
Fri 16/17:35 a.m.DUB - YUL
2 stops20h 09mAmerican Airlines
Deal found 3/12C$ 995
Wed 10/128:10 p.m.YUL - DUB
1 stop30h 00mAir Canada
Fri 16/19:00 a.m.DUB - YUL
2 stops15h 14mAir Canada
Deal found 3/12C$ 1,008
Thu 11/121:10 p.m.YUL - DUB
1 stop13h 00mAir Canada
Wed 17/121:35 p.m.DUB - YUL
1 stop13h 07mAir Canada
Deal found 3/12C$ 1,058

Find flight deals from Pierre Elliott Trudeau Intl to Dublin

Discover tips and strategies to find the most affordable flight options for your journey from Pierre Elliott Trudeau Intl (YUL) to Dublin (DUB). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 4 December 2025.

Round-trip from

C$ 660

One-way from

C$ 382

Popular in

December

Cheapest in

November

Average price

C$ 1,342

Good round-trip deal

C$ 1,122 or less
WestJet
  • WestJet
  • 30/3-16/4
  • 2 total stops
  • 40h 23m total
  • Montreal to Dublin
WestJet
  • WestJet
  • 11/5
  • 1 total stop
  • 21h 35m total
  • Montreal to Dublin
Highest demand for flights based on searches. 4% potential increase in price (C$ 59 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease (C$ 45 potential savings vs. average RT price).
Average for round-trip flights in December 2025
Price to beat on a round-trip flight from Montreal Pierre Elliott Trudeau Intl to Dublin.

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pierre Elliott Trudeau Intl to Dublin 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 4 December 2025.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Dublin that are best for you.

Fly from

Pierre Elliott Trudeau Intl

Fly to

Dublin

Route

Depart

Return

Price

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Wed 1/4

6:45 a.m.-10:00 a.m.

1 stop22h 15m

Dublin

Sat 18/4

11:30 a.m.-12:38 a.m.

1 stop18h 08m

C$ 675

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Fri 15/5

6:45 a.m.-9:20 a.m.

1 stop21h 35m

Dublin

Mon 25/5

9:40 a.m.-12:40 a.m.

2 stops20h 00m

C$ 723

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Mon 11/5

6:45 a.m.-9:20 a.m.

1 stop21h 35m

Dublin

Thu 21/5

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

1 stop19h 00m

C$ 801

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Sun 12/4

6:45 a.m.-10:00 a.m.

1 stop22h 15m

Dublin

Thu 30/4

9:40 a.m.-12:40 a.m.

2 stops20h 00m

C$ 801

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Fri 24/4

6:45 a.m.-10:00 a.m.

1 stop22h 15m

Dublin

Sat 2/5

9:40 a.m.-12:40 a.m.

2 stops20h 00m

C$ 801

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Fri 27/3

6:45 a.m.-9:30 a.m.

1 stop22h 45m

Dublin

Sat 18/4

11:30 a.m.-12:38 a.m.

1 stop18h 08m

C$ 804

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Mon 30/3

6:45 a.m.-10:00 a.m.

1 stop22h 15m

Dublin

Mon 13/4

11:30 a.m.-12:38 a.m.

1 stop18h 08m

C$ 804

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Sun 12/4

6:45 a.m.-10:00 a.m.

1 stop22h 15m

Dublin

Mon 4/5

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

1 stop19h 00m

C$ 825

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Tue 13/1

8:40 p.m.-1:35 p.m.

1 stop11h 55m

Dublin

Thu 22/1

11:30 a.m.-12:24 p.m.

1 stop29h 54m

C$ 842

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Mon 12/1

8:40 p.m.-5:05 p.m.

1 stop15h 25m

Dublin

Mon 19/1

11:30 a.m.-10:59 p.m.

1 stop16h 29m

C$ 843

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/12

Showing 1-10 of 17 results
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Best time to book a flight from Pierre Elliott Trudeau Intl to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin 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 Dublin

How far ahead should I book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Dublin?

Use this chart to determine the optimal time to book a round-trip flight from Pierre Elliott Trudeau Intl to Dublin. Price data was last updated on 28 November 2025.

Booking 60 days in advance of your planned departure date is, on average, the best time to get cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Dublin. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, September is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Dublin (average of C$ 603). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Dublin in December is currently the most expensive (average of C$ 879). 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.

What is the cheapest time of day to fly from YUL to DUB?

Find hourly flight availability from Pierre Elliott Trudeau Intl to Dublin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 December 2025.

It’s optimal to fly from Montreal Pierre Elliott Trudeau Intl Airport to Dublin in the morning. By choosing this option you can save up to 10% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from Montreal Pierre Elliott Trudeau Intl Airport to Dublin?

Use this chart to determine the cheapest time to fly round-trip from Pierre Elliott Trudeau Intl to Dublin. Price data was last updated on 16 December 2024.

Travelers seeking maximum savings on their Montreal Pierre Elliott Trudeau Intl Airport to Dublin flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Montreal Pierre Elliott Trudeau Intl Airport to Dublin?

Reviews of airlines servicing Dublin

Get insights into the airlines that provide service to Dublin. 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 Dublin. Reviews last updated 4 December 2025.
Check out reviews from past customers who have flown with Porter Airlines,Air Transat, andAir Canada from Montreal Pierre Elliott Trudeau Intl Airport to Dublin to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.2

Food

7.6

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.2

Food

7.6

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.2

Food

7.6

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.2

Food

7.6

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.2

Food

7.6

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.2

Food

7.6

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Related info for your journey

Find useful and relevant information for your journey from Pierre Elliott Trudeau Intl to Dublin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to Dublin from Montreal Pierre Elliott Trudeau Intl?

    Dublin (DUB) is the airport you will fly into if you book a flight from Montreal Pierre Elliott Trudeau Intl to Dublin. You should not have trouble finding flights to Dublin from Montreal Pierre Elliott Trudeau Intl; the airport handles an average of 0 inbound flights from Montreal Pierre Elliott Trudeau Intl per day. You should also have plenty of airline options to choose from since 11 airlines have flights to the Dublin airport from Montreal Pierre Elliott Trudeau Intl. It is only a 9.2 km journey from Dublin (DUB) to Dublin’s city centre.

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

    A quick flight from Montreal Pierre Elliott Trudeau Intl Airport to Dublin can take about 22h 15m. WestJet provides one of the quickest options available for as low as C$ 675. The distance from Montreal Pierre Elliott Trudeau Intl Airport to Dublin is about 4768 km.

  • What are the cheapest airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to Dublin round-trip?

    Currently priced at C$ 593, Air Transat will fly you from Montreal Pierre Elliott Trudeau Intl Airport to Dublin and back. In addition to Air Transat, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Porter Airlines and British Airways - these airlines can fly you to your destination from C$ 595 and C$ 655, respectively. These flights start at 40% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Montreal Pierre Elliott Trudeau Intl Airport to Dublin one-way?

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at C$ 388. Air Transat flights start at C$ 399 while deals on Air Canada start at C$ 445 one-way.

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

    The top 3 most reliable airlines when flying from Montreal Pierre Elliott Trudeau Intl Airport to Dublin are Air Canada (100%), United Airlines (100%) and Lufthansa (100%).

  • What are the cheapest flights from Montreal Pierre Elliott Trudeau Intl Airport to Dublin?

    While on average a flight from Montreal Pierre Elliott Trudeau Intl Airport to Dublin is generally C$ 1,323, our data shows the cheapest flight currently is C$ 1,024. When looking at the most popular route, (Montreal Pierre Elliott Trudeau Intl - Dublin), you can expect to pay C$ 703 for that flight.

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

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

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

    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 Dublin.

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

    Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to Dublin 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 Dublin?

    Currently, September is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Dublin (average of C$ 603). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Dublin in December is currently the most expensive (average of C$ 879). 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

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Fly from Pierre Elliott Trudeau Intl to Dublin on these airlines

Choose from the following airlines for your flight from Pierre Elliott Trudeau Intl to Dublin. Flights are based on user searches made on Cheapflights and were last updated on 4 December 2025.

Top 10 airlines flying from Pierre Elliott Trudeau Intl to Dublin

Discover the top 10 airlines that operate flights from Pierre Elliott Trudeau Intl to Dublin. 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 4 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapestC$ 593AverageC$ 864FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Porter AirlinesCheapestC$ 595AverageC$ 855FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
British AirwaysCheapestC$ 655AverageC$ 936FlexibilityNo cancel feeOn-time70%
Search British Airways flights
WestJetCheapestC$ 666AverageC$ 826FlexibilityNo cancel feeOn-time60%
Search WestJet flights
TAP AIR PORTUGALCheapestC$ 717AverageC$ 833FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
LufthansaCheapestC$ 776AverageC$ 999FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air CanadaCheapestC$ 821AverageC$ 1,057FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air FranceCheapestC$ 830AverageC$ 985FlexibilityNo cancel feeOn-time77%
Search Air France flights
American AirlinesCheapestC$ 846AverageC$ 876FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapestC$ 859AverageC$ 957FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

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

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

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