$338 Cheap Flights from Montreal (YUL) to Dublin (DUB)

View $338 flight on Sun, May 18, 2025Opens in a new window

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

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Find available prices by choosing your travel dates.

Cheap Flights from Montreal to Dublin (YUL-DUB)

Prices were available within the past 7 days and start at $338 for one-way flights and $447 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Porter Airlines
Sat, Jun 7 - Tue, Jun 17
YUL
Montreal
DUB
Dublin
$447 Roundtrip, found 1 day ago
$447
Roundtrip
found 1 day ago
Select Porter Airlines flight, departing Sat, Jun 7 from Montreal to Dublin, returning Tue, Jun 17, priced at $447 found 1 day ago
Porter Airlines
Thu, Sep 18 - Wed, Sep 24
YUL
Montreal
DUB
Dublin
$448 Roundtrip, found 10 hours ago
$448
Roundtrip
found 10 hours ago
Select Porter Airlines flight, departing Thu, Sep 18 from Montreal to Dublin, returning Wed, Sep 24, priced at $448 found 10 hours ago
Porter Airlines
Sat, Sep 6 - Tue, Sep 16
YUL
Montreal
DUB
Dublin
$457 Roundtrip, found 3 days ago
$457
Roundtrip
found 3 days ago
Select Porter Airlines flight, departing Sat, Sep 6 from Montreal to Dublin, returning Tue, Sep 16, priced at $457 found 3 days ago
Porter Airlines
Fri, Oct 3 - Mon, Oct 13
YUL
Montreal
DUB
Dublin
$459 Roundtrip, found 10 hours ago
$459
Roundtrip
found 10 hours ago
Select Porter Airlines flight, departing Fri, Oct 3 from Montreal to Dublin, returning Mon, Oct 13, priced at $459 found 10 hours ago
Porter Airlines
Thu, Sep 25 - Wed, Oct 8
YUL
Montreal
DUB
Dublin
$460 Roundtrip, found 5 days ago
$460
Roundtrip
found 5 days ago
Select Porter Airlines flight, departing Thu, Sep 25 from Montreal to Dublin, returning Wed, Oct 8, priced at $460 found 5 days ago
Porter Airlines
Sat, Jun 7 - Tue, Jun 17
YUL
Montreal
DUB
Dublin
$462 Roundtrip, found 1 day ago
$462
Roundtrip
found 1 day ago
Select Porter Airlines flight, departing Sat, Jun 7 from Montreal to Dublin, returning Tue, Jun 17, priced at $462 found 1 day ago
Air Transat
Wed, Aug 27 - Wed, Sep 3
YUL
Montreal
DUB
Dublin
$530 Roundtrip, found 2 hours ago
$530
Roundtrip
found 2 hours ago
Select Air Transat flight, departing Wed, Aug 27 from Montreal to Dublin, returning Wed, Sep 3, priced at $530 found 2 hours ago
Air Canada
Mon, Sep 1 - Thu, Sep 11
YUL
Montreal
DUB
Dublin
$638 Roundtrip, found 6 days ago
$638
Roundtrip
found 6 days ago
Select Air Canada flight, departing Mon, Sep 1 from Montreal to Dublin, returning Thu, Sep 11, priced at $638 found 6 days ago
TAP Portugal
Mon, Nov 17 - Sat, Nov 29
YUL
Montreal
DUB
Dublin
$649 Roundtrip, found 1 day ago
$649
Roundtrip
found 1 day ago
Select TAP Portugal flight, departing Mon, Nov 17 from Montreal to Dublin, returning Sat, Nov 29, priced at $649 found 1 day ago
Lufthansa
Fri, Oct 17 - Thu, Oct 23
YUL
Montreal
DUB
Dublin
$650 Roundtrip, found 4 days ago
$650
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Fri, Oct 17 from Montreal to Dublin, returning Thu, Oct 23, priced at $650 found 4 days ago

Frequently asked questions

How much does a flight from Pierre Elliott Trudeau Intl. Airport (YUL) to Dublin Airport (DUB) cost?
Discover the latest flight deals from YUL to DUB by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from YUL to DUB?
The cheapest flights from YUL to DUB are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from YUL to DUB?
With prices starting from $786 for a one-way journey from YUL to DUB, Lufthansa is currently the cheapest carrier for this route. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from YUL on June 16 2025. Prices were last updated on April 22 2025 and have not changed since.
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.
*Available to One Key members.