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$173+ 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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — DUB
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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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 Thursday or Wednesday and return on a Monday

Cheap 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 September 15, 2025.

Round-trip from

$588
(Kiwi.com)

One-way from

$173
(Air Transat)

Popular in

December

Cheapest in

November

Average price

$636

Good round-trip deal

$758 or less
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. 0% potential increase in price ($3 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Montreal Pierre Elliott Trudeau Intl to Dublin.
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Find 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 September 15, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Fri 11/219:40 pmYUL - DUB
1 stop29h 05mMultiple Airlines
Sat 11/297:30 pmDUB - YUL
1 stop29h 10mMultiple Airlines
Deal found 9/13$588
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/248:20 amYUL - DUB
2 stops18h 00mUnited Airlines
Fri 10/311:35 pmDUB - YUL
2 stops22h 10mUnited Airlines
Deal found 9/14$589
This Ovago deal was found by Cheapflights users on 9/13. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/218:30 pmYUL - DUB
1 stop10h 35mBritish Airways
Fri 11/288:50 amDUB - YUL
1 stop14h 55mBritish Airways
Deal found 9/13$591
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/34:40 pmYUL - DUB
2 stops12h 40mUnited Airlines
Fri 10/1012:30 pmDUB - YUL
2 stops27h 05mUnited Airlines
Deal found 9/15$594
This Priceline deal was found by Cheapflights users on 9/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/156:45 amYUL - DUB
1 stop22h 15mWestJet
Mon 9/229:45 amDUB - YUL
2 stops19h 42mWestJet
Deal found 9/14$599
This oojo deal was found by Cheapflights users on 9/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/39:45 pmYUL - DUB
1 stop20h 35mTAP AIR PORTUGAL
Sat 12/64:15 amDUB - YUL
1 stop21h 00mTAP AIR PORTUGAL
Deal found 9/14$604
This British Airways deal was found by Cheapflights users on 9/14. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/259:30 pmYUL - DUB
1 stop12h 45mBritish Airways
Thu 10/306:00 pmDUB - YUL
1 stop29h 45mBritish Airways
Deal found 9/14$609
This French Bee deal was found by Cheapflights users on 9/15. 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 French Bee is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/311:00 pmYUL - DUB
1 stop14h 25mMultiple Airlines
Fri 10/108:10 amDUB - YUL
1 stop17h 50mMultiple Airlines
Deal found 9/15$621
This United Airlines deal was found by Cheapflights users on 9/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/213:00 pmYUL - DUB
1 stop11h 30mUnited Airlines
Thu 11/279:30 amDUB - YUL
2 stops27h 15mUnited Airlines
Deal found 9/13$626
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/223:41 pmYUL - DUB
1 stop10h 39mUnited Airlines
Sun 9/288:50 amDUB - YUL
1 stop11h 10mUnited Airlines
Deal found 9/14$630
This French Bee deal was found by Cheapflights users on 9/14. 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 French Bee is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2611:00 pmYUL - DUB
1 stop14h 25mMultiple Airlines
Mon 10/61:05 pmDUB - YUL
1 stop12h 55mMultiple Airlines
Deal found 9/14$636
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/223:59 pmYUL - DUB
2 stops12h 11mAmerican Airlines
Fri 11/288:50 amDUB - YUL
1 stop14h 55mAmerican Airlines
Deal found 9/15$639

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 September 15, 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

Sat 11/22

3:00 pm-10:20 am

2 stops14h 20m

Dublin

Fri 11/28

1:35 pm-7:45 am

2 stops23h 10m

$589

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Sat 11/15

1:35 pm-7:30 am

2 stops12h 55m

Dublin

Sun 11/23

1:35 pm-7:45 am

2 stops23h 10m

$589

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Fri 10/3

6:20 pm-11:10 am

1 stop11h 50m

Dublin

Fri 10/10

9:20 am-7:49 am

2 stops27h 29m

$594

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Mon 10/13

6:35 am-7:10 am

2 stops19h 35m

Dublin

Mon 10/20

1:35 pm-7:49 am

2 stops23h 14m

$594

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Sat 10/18

8:30 am-7:20 am

2 stops17h 50m

Dublin

Fri 10/24

12:30 pm-7:45 pm

1 stop12h 15m

$594

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Mon 10/6

4:40 pm-10:20 am

2 stops12h 40m

Dublin

Wed 10/15

9:20 am-7:49 am

2 stops27h 29m

$594

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Fri 10/3

11:00 pm-6:25 pm

1 stop14h 25m

Dublin

Fri 10/10

8:10 am-9:00 pm

1 stop17h 50m

$621

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Fri 11/21

3:00 pm-7:30 am

1 stop11h 30m

Dublin

Thu 11/27

9:30 am-7:45 am

2 stops27h 15m

$626

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Mon 3/2

1:35 pm-9:55 am

2 stops15h 20m

Dublin

Sun 3/8

9:30 am-7:45 am

2 stops26h 15m

$626

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Sun 10/5

6:45 am-11:30 am

1 stop23h 45m

$173

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 18 results
1
2

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 September 12, 2025.

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, November is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Dublin (average of $509). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Dublin in June is currently the most expensive (average of $923). 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 September 15, 2025.

One of the essential ways to save on airfare from Montreal Pierre Elliott Trudeau Intl Airport to Dublin is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 15% on airfare.

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 September 15, 2025.
Read through reviews of airlines operating flights from Montreal Pierre Elliott Trudeau Intl Airport to Dublin, such as Air Transat, Air Canada, and Lufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.7
Good
438 reviews

Crew

8.4

Entertainment

7.0

Overall

7.7

Boarding

7.9

Comfort

7.3

Food

6.7

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Air Transat
7.7
Good
438 reviews
Air Transat
7.7
Good
438 reviews

Crew

8.4

Entertainment

7.0

Overall

7.7

Boarding

7.9

Comfort

7.3

Food

6.7

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Air Canada
7.1
Good
10,000 reviews
Air Transat
7.7
Good
438 reviews

Crew

8.4

Entertainment

7.0

Overall

7.7

Boarding

7.9

Comfort

7.3

Food

6.7

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Lufthansa
6.8
Okay
7,407 reviews
Air Transat
7.7
Good
438 reviews

Crew

8.4

Entertainment

7.0

Overall

7.7

Boarding

7.9

Comfort

7.3

Food

6.7

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.

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 is 1 flight from Montreal Pierre Elliott Trudeau Intl to Dublin per day from 3 different airlines.

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

    Airlines like United Airlines fly from Montreal Pierre Elliott Trudeau Intl Airport to Dublin in about 14h 20m. 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 Air Transat. Our recent data shows that you can find tickets from as low as $427 on this airline. Additional options worth looking into are Lufthansa and Air Canada, starting at $589 and $613 round-trip. You may be able to fly from Montreal Pierre Elliott Trudeau Intl Airport to Dublin for 39% less than the average price by searching for these airlines.

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

    Consider Air Canada (82%), United Airlines (82%) or Lufthansa (82%) when booking your flight. These represent the most reliable airlines when flying from Montreal Pierre Elliott Trudeau Intl Airport to Dublin.

  • 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 $798, our data shows the cheapest flight currently is $694. When looking at the most popular route, (Montreal Pierre Elliott Trudeau Intl - Dublin), you can expect to pay $520 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, November is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Dublin (average of $509). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Dublin in June is currently the most expensive (average of $923). 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?

Book flights to Dublin if you plan to visit one of these locations
Maynooth
Castleknock
Swords
Wicklow
Leixlip

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Top 3 airlines flying from Pierre Elliott Trudeau Intl to Dublin

Discover the top 3 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapest$427Average$673FlexibilityNo cancel feeOn-time50%
LufthansaCheapest$589Average$734FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$613Average$742FlexibilityNo cancel feeOn-time67%

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