$265 Cheap Flights from Montreal (YUL) to Dublin (DUB)

View $265 flight on Wed, Jun 17, 2026Opens in a new window

Popular airlines from Montreal–Trudeau Intl. Airport (YUL) to Dublin Airport (DUB)

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Cheap Flights from Montreal to Dublin (YUL-DUB)

Prices were available within the past 7 days and start at $265 for one-way flights and $489 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

WestJet
Sun, May 31 - Wed, Jun 10
YUL
Montreal
DUB
Dublin
$489 Roundtrip, found 6 days ago
$489
Roundtrip
found 6 days ago
Select WestJet flight, departing Sun, May 31 from Montreal to Dublin, returning Wed, Jun 10, priced at $489 found 6 days ago
WestJet
Tue, Apr 28 - Thu, May 7
YUL
Montreal
DUB
Dublin
$490 Roundtrip, found 1 hour ago
$490
Roundtrip
found 1 hour ago
Select WestJet flight, departing Tue, Apr 28 from Montreal to Dublin, returning Thu, May 7, priced at $490 found 1 hour ago
WestJet
Tue, Jun 2 - Tue, Jun 23
YUL
Montreal
DUB
Dublin
$497 Roundtrip, found 1 day ago
$497
Roundtrip
found 1 day ago
Select WestJet flight, departing Tue, Jun 2 from Montreal to Dublin, returning Tue, Jun 23, priced at $497 found 1 day ago
WestJet
Thu, May 21 - Tue, May 26
YUL
Montreal
DUB
Dublin
$499 Roundtrip, found 4 days ago
$499
Roundtrip
found 4 days ago
Select WestJet flight, departing Thu, May 21 from Montreal to Dublin, returning Tue, May 26, priced at $499 found 4 days ago
TAP Portugal
Wed, Nov 19 - Fri, Dec 5
YUL
Montreal
DUB
Dublin
$535 Roundtrip, found 4 days ago
$535
Roundtrip
found 4 days ago
Select TAP Portugal flight, departing Wed, Nov 19 from Montreal to Dublin, returning Fri, Dec 5, priced at $535 found 4 days ago
American Airlines
Tue, Nov 18 - Mon, Nov 24
YUL
Montreal
DUB
Dublin
$600 Roundtrip, found 4 days ago
$600
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Nov 18 from Montreal to Dublin, returning Mon, Nov 24, priced at $600 found 4 days ago
British Airways
Wed, Jan 14 - Wed, Jan 21
YUL
Montreal
DUB
Dublin
$609 Roundtrip, found 11 hours ago
$609
Roundtrip
found 11 hours ago
Select British Airways flight, departing Wed, Jan 14 from Montreal to Dublin, returning Wed, Jan 21, priced at $609 found 11 hours ago
Air Canada
Wed, Jan 14 - Wed, Jan 21
YUL
Montreal
DUB
Dublin
$651 Roundtrip, found 11 hours ago
$651
Roundtrip
found 11 hours ago
Select Air Canada flight, departing Wed, Jan 14 from Montreal to Dublin, returning Wed, Jan 21, priced at $651 found 11 hours ago
Air Transat
Thu, May 21 - Mon, May 25
YUL
Montreal
DUB
Dublin
$693 Roundtrip, found 8 hours ago
$693
Roundtrip
found 8 hours ago
Select Air Transat flight, departing Thu, May 21 from Montreal to Dublin, returning Mon, May 25, priced at $693 found 8 hours ago
Porter Airlines
Thu, May 21 - Mon, May 25
YUL
Montreal
DUB
Dublin
$706 Roundtrip, found 8 hours ago
$706
Roundtrip
found 8 hours ago
Select Porter Airlines flight, departing Thu, May 21 from Montreal to Dublin, returning Mon, May 25, priced at $706 found 8 hours ago

Find the cheapest month to fly from Montreal (YUL) to Dublin (DUB)

September is typically the cheapest month to fly

From $433 - $678 per traveler.

Alternative airports near Dublin

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Dublin Airport DUB. Cheapest and Closest option available. Average driving time to city center is 14 minutes. Flights from $677
DUB
Dublin Airport
CheapestClosest
Average driving time to city center14 min
Flights from $677

Frequently asked questions

How much does a flight from Pierre Elliott Trudeau Intl. Airport (YUL) to Dublin Airport (DUB) cost?
Grab a cheap one-way flight from $265 or cheap return flight from $489 from Pierre Elliott Trudeau Intl. Airport (YUL) to Dublin Airport (DUB) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Pierre Elliott Trudeau Intl. Airport (YUL) to Dublin Airport (DUB)?
Planning your trip for May is a great way to save, as it's the cheapest month for flights between YUL and DUB. You'll usually find the lowest fares during off-peak months.
What is the cheapest airline that flies from Pierre Elliott Trudeau Intl. Airport (YUL) to Dublin Airport (DUB)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll take you from YUL to DUB. Then, sort your results by "Price (lowest to highest)" to pick up a great deal.
How many flights per day from Pierre Elliott Trudeau Intl. Airport (YUL) to Dublin Airport (DUB)?
There are no daily nonstop flights departing from Pierre Elliott Trudeau Intl. Airport (YUL) to Dublin Airport (DUB). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from YUL to DUB?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What airline has the least delays from YUL to DUB?
With 81% of journeys generally landing on schedule, Lufthansa has the best on-time performance for direct flights from Pierre Elliott Trudeau Intl. Airport (YUL) to Dublin Airport (DUB). To keep track of your flight status and get notified if anything changes, simply head to the Expedia App.
What is the best time to fly from Pierre Elliott Trudeau Intl. Airport (YUL) to Dublin Airport (DUB)?
To avoid potential delays on the Pierre Elliott Trudeau Intl. Airport (YUL) to Dublin Airport (DUB) route, travel before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Pierre Elliott Trudeau Intl. Airport (YUL) to Dublin Airport (DUB) last-minute?
Waiting until just before your departure to book a ticket from YUL to DUB generally means paying more. Although you may find some last-minute discounts, they're not always guaranteed. Be flexible with your travel plans for the best chance of snagging a bargain.
Is it cheaper to book a YUL to DUB flight and hotel package?
Compared with arranging hotels and flights separately, booking a YUL to DUB flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one easy place will take the hassle out of travel planning. Just secure your flights and choose from our extensive range of hotels, then tailor your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Pierre Elliott Trudeau Intl. Airport (YUL) to Dublin Airport (DUB)?
It's usually possible to reschedule or cancel your YUL to DUB flight. However, for bookings made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Pierre Elliott Trudeau Intl.
Destination airport
Dublin
Airlines serving
Aer Lingus, Air Canada, Air France, Air Transat, American Airlines, Austrian Airlines, British Airways, Delta, KLM, Lufthansa, Porter Airlines, Swiss International Air Lines, TAP Portugal, United, WestJet
Roundtrip price
$489
Distance
2965 mi

Book with confidence

Montreal to Dublin Flights

The cheapest times to fly from Montreal to Dublin

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Montreal to Dublin are during the month of May. You can find some of the cheapest flights from Montreal to Dublin with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Montreal to Dublin

Sunday is one of the best days to book for cheap flights from Montreal to Dublin: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Montreal to Dublin

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Montreal to Dublin in 2025. You can also book with separate airlines for your outbound and return journeys, from $265 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Montreal to Dublin flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Montreal to Dublin airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Montreal to Dublin Flights
*Available to One Key members.