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$315+ 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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — DUB
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
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 39 days in advance, depart on a Friday 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 July 30, 2025.

Round-trip from

$588
(Air Transat)

One-way from

$315
(French Bee)

Popular in

December

Cheapest in

November

Average price

$797

Good round-trip deal

$603 or less

Good one-way deal

$320 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 ($1 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in July 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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Price to beat on a one-way 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 July 30, 2025.

This Air Transat deal was found by Cheapflights users on 7/28. 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 Air Transat is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/236:45 amYUL - DUB
1 stop23h 45mAir Transat
Mon 10/61:15 pmDUB - YUL
1 stop11h 05mAir Transat
Deal found 7/28$588
This Kiwi.com deal was found by Cheapflights users on 7/28. 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.
Sun 8/3110:00 amYUL - DUB
1 stop19h 40mMultiple Airlines
Tue 9/167:30 pmDUB - YUL
1 stop30h 30mMultiple Airlines
Deal found 7/28$589
This Porter Airlines deal was found by Cheapflights users on 7/28. 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/243:10 pmYUL - DUB
1 stop15h 20mPorter Airlines
Mon 10/61:15 pmDUB - YUL
1 stop13h 02mPorter Airlines
Deal found 7/28$592
This oojo deal was found by Cheapflights users on 7/28. 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 stop31h 35mTAP AIR PORTUGAL
Sun 12/711:10 amDUB - YUL
1 stop14h 05mTAP AIR PORTUGAL
Deal found 7/28$597
This Lufthansa deal was found by Cheapflights users on 7/28. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/38:40 pmYUL - DUB
Nonstop6h 05mLufthansa
Tue 9/169:20 amDUB - YUL
Nonstop6h 30mLufthansa
Deal found 7/28$601
This British Airways deal was found by Cheapflights users on 7/29. 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.
Thu 10/2310:05 pmYUL - DUB
1 stop14h 40mBritish Airways
Wed 10/2910:20 amDUB - YUL
1 stop13h 25mBritish Airways
Deal found 7/29$606
This Air Canada deal was found by Cheapflights users on 7/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/54:30 pmYUL - DUB
1 stop10h 45mAir Canada
Tue 9/169:20 amDUB - YUL
Nonstop6h 30mAir Canada
Deal found 7/28$612
This SWISS deal was found by Cheapflights users on 7/28. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/24:40 pmYUL - DUB
1 stop14h 30mSWISS
Thu 9/186:40 pmDUB - YUL
2 stops50h 40mSWISS
Deal found 7/28$648
This WestJet deal was found by Cheapflights users on 7/28. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/56:45 amYUL - DUB
2 stops20h 40mWestJet
Thu 10/910:00 amDUB - YUL
2 stops19h 27mWestJet
Deal found 7/28$652

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 July 30, 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

Tue 9/23

6:45 am-11:30 am

1 stop23h 45m

Dublin

Mon 10/6

1:15 pm-7:20 pm

1 stop11h 05m

$588

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Sun 8/31

10:00 am-10:40 am

1 stop19h 40m

Dublin

Tue 9/16

7:30 pm-9:00 pm

1 stop30h 30m

$589

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Wed 9/24

3:10 pm-11:30 am

1 stop15h 20m

Dublin

Mon 10/6

1:15 pm-9:17 pm

1 stop13h 02m

$592

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Wed 9/3

8:40 pm-7:45 am

Nonstop6h 05m

Dublin

Tue 9/16

9:20 am-10:50 am

Nonstop6h 30m

$601

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Thu 10/23

10:05 pm-5:45 pm

1 stop14h 40m

Dublin

Wed 10/29

10:20 am-7:45 pm

1 stop13h 25m

$606

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Fri 9/5

4:30 pm-8:15 am

1 stop10h 45m

Dublin

Tue 9/16

9:20 am-10:50 am

Nonstop6h 30m

$612

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Tue 9/2

4:40 pm-12:10 pm

1 stop14h 30m

Dublin

Thu 9/18

6:40 pm-4:20 pm

2 stops50h 40m

$648

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Sun 10/5

6:45 am-8:25 am

2 stops20h 40m

Dublin

Thu 10/9

10:00 am-12:27 am

2 stops19h 27m

$652

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Mon 8/18

11:00 pm-5:00 pm

1 stop13h 00m

$315

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Thu 8/28

6:45 am-10:30 am

1 stop22h 45m

$393

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 12 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 July 25, 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 39 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 $924). 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 July 30, 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 in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 16% on airfare.

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 July 30, 2025.
Read through reviews of airlines operating flights from Montreal Pierre Elliott Trudeau Intl Airport to Dublin, such as Porter Airlines, Air Transat, and SWISS. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
318 reviews

Boarding

8.2

Comfort

8.0

Food

7.6

Entertainment

7.0

Overall

8.0

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
Porter Airlines
8.0
Very good
318 reviews
Porter Airlines
8.0
Very good
318 reviews

Boarding

8.2

Comfort

8.0

Food

7.6

Entertainment

7.0

Overall

8.0

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
Air Transat
7.7
Good
424 reviews
Porter Airlines
8.0
Very good
318 reviews

Boarding

8.2

Comfort

8.0

Food

7.6

Entertainment

7.0

Overall

8.0

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
SWISS
7.5
Good
1,686 reviews
Porter Airlines
8.0
Very good
318 reviews

Boarding

8.2

Comfort

8.0

Food

7.6

Entertainment

7.0

Overall

8.0

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
WestJet
7.2
Good
2,975 reviews
Porter Airlines
8.0
Very good
318 reviews

Boarding

8.2

Comfort

8.0

Food

7.6

Entertainment

7.0

Overall

8.0

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
Air Canada
7.1
Good
9,837 reviews
Porter Airlines
8.0
Very good
318 reviews

Boarding

8.2

Comfort

8.0

Food

7.6

Entertainment

7.0

Overall

8.0

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience

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.

  • 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 $588 on this airline. Additional options worth looking into are Porter Airlines and Lufthansa, starting at $592 and $601 round-trip. You may be able to fly from Montreal Pierre Elliott Trudeau Intl Airport to Dublin for 16% less than the average price by searching for these airlines.

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

    The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as $393. However, be on the lookout for offers from British Airways and Lufthansa, as they are both options that can get you from Montreal Pierre Elliott Trudeau Intl Airport to Dublin for a low price.

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

    Consider Air Canada (89%), United Airlines (89%) or Lufthansa (89%) 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 $680, our data shows the cheapest flight currently is $319. When looking at the most popular route, (Montreal Pierre Elliott Trudeau Intl - Dublin), you can expect to pay $601 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 $924). 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
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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 July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapest$427Average$815FlexibilityNo cancel feeOn-time50%
LufthansaCheapest$589Average$734FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$613Average$748FlexibilityNo cancel feeOn-time67%

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