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$247+ Cheap flights from Pierre Elliott Trudeau Intl (YUL) to Dublin (DUB)

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 5/22. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — DUB
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
1 adult, Economy
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1. Tell us where you want to go

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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 Tuesday or Thursday and return on a Monday

Cheap flight deals from Pierre Elliott Trudeau Intl to Dublin

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 February 3, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/167:25 pm
YUL
-
DUB
1 stop10h 30m
WestJet
Sat 5/2310:40 am
DUB
-
YUL
1 stop12h 45m
WestJet
Deal found 2/1$457
This FlightHub deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/17:25 pm
YUL
-
DUB
2 stops31h 55m
WestJet
Mon 6/159:40 am
DUB
-
YUL
2 stops20h 00m
WestJet
Deal found 2/1$460
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/17:25 pm
YUL
-
DUB
1 stop10h 30m
WestJet
Tue 6/2310:40 am
DUB
-
YUL
1 stop19h 00m
WestJet
Deal found 2/1$462
This FlightHub deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/167:25 pm
YUL
-
DUB
2 stops31h 55m
WestJet
Sun 5/2410:40 am
DUB
-
YUL
1 stop12h 45m
WestJet
Deal found 2/1$464
This FlightHub deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/177:00 am
YUL
-
DUB
1 stop21h 20m
WestJet
Sun 5/2410:40 am
DUB
-
YUL
1 stop12h 45m
WestJet
Deal found 2/1$467
This FlightHub deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/57:25 pm
YUL
-
DUB
1 stop10h 30m
WestJet
Sat 6/209:40 am
DUB
-
YUL
2 stops13h 45m
WestJet
Deal found 2/1$468
This Trip.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:45 am
YUL
-
DUB
2 stops20h 35m
WestJet
Thu 9/1010:40 am
DUB
-
YUL
1 stop19h 00m
WestJet
Deal found 2/1$475
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/156:45 am
YUL
-
DUB
1 stop21h 35m
WestJet
Wed 7/2210:40 am
DUB
-
YUL
1 stop12h 45m
WestJet
Deal found 2/2$476
This FlightHub deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/167:25 pm
YUL
-
DUB
1 stop10h 30m
WestJet
Sat 7/2512:15 pm
DUB
-
YUL
1 stop17h 25m
WestJet
Deal found 2/3$478

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 February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$550
(WestJet)

One-way from

$279
(French Bee)

Popular in

December

Cheapest in

November

Average price

$684

Good round-trip deal

$673 or less
Provider with most accurate pricing for Montreal Pierre Elliott Trudeau Intl-Dublin flight deals.
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Provider most trusted by Cheapflights users for Montreal Pierre Elliott Trudeau Intl-Dublin flights.
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From Montreal Pierre Elliott Trudeau Intl to Dublin
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One-way flight from Montreal Pierre Elliott Trudeau Intl to Dublin
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Highest demand for flights based on searches. 5% potential increase in price ($41 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in February 2026
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Price to beat on a round-trip flight from Montreal Pierre Elliott Trudeau Intl to Dublin.
Search Deals

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 2,558,603 searches. Data last updated February 3, 2026.
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

Sun 5/17

7:00 am-9:20 am

1 stop21h 20m

Dublin

Fri 5/22

12:15 pm-6:25 pm

1 stop11h 10m

$467

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Sat 7/18

6:45 am-9:20 am

1 stop21h 35m

Dublin

Fri 7/31

10:40 am-6:25 pm

1 stop12h 45m

$482

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Sat 6/27

7:25 pm-10:55 am

1 stop10h 30m

Dublin

Sat 7/4

12:15 pm-6:25 pm

1 stop11h 10m

$490

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Wed 7/15

6:45 am-8:20 am

2 stops20h 35m

Dublin

Wed 7/22

9:40 am-6:25 pm

2 stops13h 45m

$500

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Tue 5/26

6:00 pm-11:30 am

1 stop12h 30m

Dublin

Tue 6/9

1:15 pm-7:32 pm

1 stop11h 17m

$520

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Tue 5/12

5:10 pm-11:30 am

1 stop13h 20m

Dublin

Mon 5/25

1:15 pm-10:02 am

1 stop25h 47m

$520

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Tue 5/26

8:35 pm-11:30 am

1 stop9h 55m

Dublin

Thu 6/11

1:15 pm-7:20 pm

1 stop11h 05m

$520

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Tue 5/26

6:00 pm-11:30 am

1 stop12h 30m

Dublin

Sun 6/14

1:15 pm-8:30 pm

1 stop12h 15m

$520

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Tue 5/26

6:00 pm-11:30 am

1 stop12h 30m

Dublin

Wed 6/10

1:15 pm-7:20 pm

1 stop11h 05m

$520

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Fri 3/20

6:45 am-9:30 am

1 stop22h 45m

Dublin

Sat 4/4

11:30 am-12:38 am

1 stop18h 08m

$550

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

Showing 1-10 of 20 results
1
2

Compare providers for flights from Pierre Elliott Trudeau Intl to Dublin

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Pierre Elliott Trudeau Intl to Dublin in February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Montreal Pierre Elliott Trudeau Intl Airport-Dublin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Montreal Pierre Elliott Trudeau Intl Airport-Dublin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Montreal Pierre Elliott Trudeau Intl Airport-Dublin flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Montreal Pierre Elliott Trudeau Intl Airport-Dublin flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Montreal Pierre Elliott Trudeau Intl Airport-Dublin flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 January 30, 2026.

To ensure you get the cheapest price possible for a flight from Montreal Pierre Elliott Trudeau Intl Airport to Dublin, you should look to book at least 60 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 $433). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Dublin in December is currently the most expensive (average of $630). 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.

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 February 3, 2026.
Read through reviews of airlines operating flights from Montreal Pierre Elliott Trudeau Intl Airport to Dublin, such as Air Canada and Lufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,684 reviews

Food

6.3

Overall

7.1

Boarding

7.3

Entertainment

6.8

Crew

7.8

Comfort

7.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

YXE - YYZ

We were over three hours delayed leaving Saskatoon and missed our connection to Montreal. We were then rerouted all the way to Zurich. We were over seven hours late getting to our final destination. Then our luggage was lost for lost for three days. All three flights were delayed and our trip was definitely impacted.
Air Canada
7.1
Good
10,684 reviews
Air Canada
7.1
Good
10,684 reviews

Food

6.3

Overall

7.1

Boarding

7.3

Entertainment

6.8

Crew

7.8

Comfort

7.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

YXE - YYZ

We were over three hours delayed leaving Saskatoon and missed our connection to Montreal. We were then rerouted all the way to Zurich. We were over seven hours late getting to our final destination. Then our luggage was lost for lost for three days. All three flights were delayed and our trip was definitely impacted.
Lufthansa
6.8
Okay
7,759 reviews
Air Canada
7.1
Good
10,684 reviews

Food

6.3

Overall

7.1

Boarding

7.3

Entertainment

6.8

Crew

7.8

Comfort

7.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

YXE - YYZ

We were over three hours delayed leaving Saskatoon and missed our connection to Montreal. We were then rerouted all the way to Zurich. We were over seven hours late getting to our final destination. Then our luggage was lost for lost for three days. All three flights were delayed and our trip was definitely impacted.

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?

    If you book a flight to Dublin from Montreal Pierre Elliott Trudeau Intl, you will be flying to Dublin, which is the city’s only airport. Dublin (DUB) is located 5.7 mi from the center of Dublin. There are 0 flights from Montreal Pierre Elliott Trudeau Intl to Dublin per day from 2 different airlines.

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

    Airlines like WestJet fly from Montreal Pierre Elliott Trudeau Intl Airport to Dublin in about 22h 45m. The time it takes to get you to your destination can typically vary by up to . The distance between Montreal Pierre Elliott Trudeau Intl Airport and Dublin is about 2963 mi.

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

    Our cheapest airline available from Montreal Pierre Elliott Trudeau Intl Airport to Dublin is Lufthansa. Our recent data shows that you can find tickets from as low as $579 on this airline. An additional option worth looking into is Air Canada, starting at $603. You may be able to fly from Montreal Pierre Elliott Trudeau Intl Airport to Dublin for 17% less than the average price by searching for these airlines.

  • 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 $859, our data shows the cheapest flight currently is $656. When looking at the most popular route, (Montreal Pierre Elliott Trudeau Intl - Dublin), you can expect to pay $516 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 $433). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Dublin in December is currently the most expensive (average of $630). 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

Traveling to a place near Dublin?

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Maynooth
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Leixlip

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Top 2 airlines flying from Pierre Elliott Trudeau Intl to Dublin

Discover the top 2 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 2,558,603 searches. Data last updated February 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$579Average$734FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$603Average$739FlexibilityNo cancel feeOn-time67%

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