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CA $399 Cheap Flights from Montreal (YUL) to Dublin (DUB)

View CA $399 flight on Mon, Aug 31, 2026Opens in a new window

Popular airlines from Trudeau International Airport (YUL) to Dublin Airport (DUB)

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Cheap flights from Montreal (YUL) to Dublin (DUB)

Prices were available within the past 7 days and start at CA $399 for one-way flights and CA $700 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Porter Airlines
Mon, Sep 7 - Mon, Sep 21
YUL
Montreal
DUB
Dublin
CA $700 Roundtrip, found 23 hours ago
CA $700
Roundtrip
found 23 hours ago
Select Porter Airlines flight, departing Mon, Sep 7 from Montreal to Dublin, returning Mon, Sep 21, priced at CA $700 found 23 hours ago
Air Transat
Sat, Sep 5 - Thu, Sep 10
YUL
Montreal
DUB
Dublin
CA $700 Roundtrip, just found
CA $700
Roundtrip
just found
Select Air Transat flight, departing Sat, Sep 5 from Montreal to Dublin, returning Thu, Sep 10, priced at CA $700 just found
Air Transat
Wed, Sep 9 - Mon, Sep 28
YUL
Montreal
DUB
Dublin
CA $715 Roundtrip, found 5 days ago
CA $715
Roundtrip
found 5 days ago
Select Air Transat flight, departing Wed, Sep 9 from Montreal to Dublin, returning Mon, Sep 28, priced at CA $715 found 5 days ago
Porter Airlines
Mon, Sep 14 - Mon, Sep 21
YUL
Montreal
DUB
Dublin
CA $720 Roundtrip, found 1 hour ago
CA $720
Roundtrip
found 1 hour ago
Select Porter Airlines flight, departing Mon, Sep 14 from Montreal to Dublin, returning Mon, Sep 21, priced at CA $720 found 1 hour ago
Air Transat
Sat, Oct 3 - Sun, Oct 11
YUL
Montreal
DUB
Dublin
CA $730 Roundtrip, found 1 hour ago
CA $730
Roundtrip
found 1 hour ago
Select Air Transat flight, departing Sat, Oct 3 from Montreal to Dublin, returning Sun, Oct 11, priced at CA $730 found 1 hour ago
Porter Airlines
Wed, Sep 9 - Thu, Sep 17
YUL
Montreal
DUB
Dublin
CA $735 Roundtrip, found 3 hours ago
CA $735
Roundtrip
found 3 hours ago
Select Porter Airlines flight, departing Wed, Sep 9 from Montreal to Dublin, returning Thu, Sep 17, priced at CA $735 found 3 hours ago
Porter Airlines
Mon, Sep 14 - Mon, Sep 21
YUL
Montreal
DUB
Dublin
CA $740 Roundtrip, found 1 hour ago
CA $740
Roundtrip
found 1 hour ago
Select Porter Airlines flight, departing Mon, Sep 14 from Montreal to Dublin, returning Mon, Sep 21, priced at CA $740 found 1 hour ago
WestJet
Mon, Aug 10 - Wed, Aug 26
YUL
Montreal
DUB
Dublin
CA $742 Roundtrip, just found
CA $742
Roundtrip
just found
Select WestJet flight, departing Mon, Aug 10 from Montreal to Dublin, returning Wed, Aug 26, priced at CA $742 just found
Air Canada
Sun, Sep 20 - Tue, Sep 29
YUL
Montreal
DUB
Dublin
CA $797 Roundtrip, found 1 hour ago
CA $797
Roundtrip
found 1 hour ago
Select Air Canada flight, departing Sun, Sep 20 from Montreal to Dublin, returning Tue, Sep 29, priced at CA $797 found 1 hour ago
Lufthansa
Wed, Sep 2 - Mon, Sep 14
YUL
Montreal
DUB
Dublin
CA $827 Roundtrip, just found
CA $827
Roundtrip
just found
Select Lufthansa flight, departing Wed, Sep 2 from Montreal to Dublin, returning Mon, Sep 14, priced at CA $827 just found

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 centre is 14 minutes. Flights from CA $855
DUB
Dublin Airport
CheapestClosest
Average driving time to city centre14 min
Flights from CA $855

Frequently asked questions

What is the cheapest month to fly from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Dublin (DUB)?
January is typically the cheapest month to fly from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Dublin (DUB), with average return fares of approximately £510. This is about 14% lower than the average price throughout the year. January sees lower prices because it falls after the busy holiday travel season, when demand often drops and airlines offer more competitive fares. Other cheap months to fly from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Dublin (DUB) include June and September.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Dublin (DUB)?
Enter YUL to DUB and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Dublin (DUB)?
To find a cheap flight from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Dublin (DUB), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Dublin (DUB)?
The best airline to fly with from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Dublin (DUB) will differ from traveller to traveller. If you like to fly early, AC offers early morning flights. If price is the most important factor, AC typically offers the lowest fares. AC offers the most daily flights from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Dublin (DUB), which is brilliant if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Dublin (DUB)?
Based on booking data from the past year, the cheapest months to fly from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Dublin (DUB) are typically January and June, with average return flights around £510. While these months offer great value, it's worth noting that January is off-peak, meaning fewer crowds but potentially fewer flight options. June, on the other hand, is the start of summer, so you might find a good balance of price and availability, though it's a more popular travel time.*Prices based on flights available on Expedia in the last year.
How many flights per day from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Dublin (DUB)?
There are approximately 71 connecting flights per day from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Dublin (DUB). Some common connection points include Pearson Intl. (YYZ), Liberty Intl. (EWR), and Heathrow (LHR).
What is the earliest flight from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Dublin (DUB)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from YUL to DUB. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Dublin (DUB)?
You'll typically find the most flights from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Dublin (DUB) on a Sunday, with around 74 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Air Canada, United Airlines, and American Airlines. Sunday offers notably more flight options compared to other days of the week.
What are the most popular departure times for flights from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Dublin (DUB)?
The most popular departure times for flights from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Dublin (DUB) are in the evening, from 6pm to 9pm. Approximately 31% of passengers prefer this time window. Many major carriers, including Air Transat, Air Canada and WestJet, offer flights during this window. This timing works well because you can finish your day in Montreal before your flight and arrive in Dublin ready to start your day.
How long does it take to fly from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Dublin (DUB)?
Flying nonstop from YUL to DUB takes around 6 hours, with the route covering approximately 2,966 miles. Flights with a layover typically take 5 hours 50 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Dublin (DUB)?
Select the "Business class" and "First class" filters when looking for YUL to DUB flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Dublin (DUB) flight with Expedia?
It's easy to earn miles on a Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Dublin (DUB) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Dublin (DUB) at the last minute?
Typically, booking a last minute flight from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Dublin (DUB) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Dublin (DUB) flight and hotel package?
Securing a Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Dublin (DUB) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Dublin (DUB)?
If you booked your Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Dublin (DUB) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Pierre Elliott Trudeau Intl.
Destination airport
Dublin
Airlines serving
Aer Lingus, Air Canada, Air France, Air Transat, American Airlines, British Airways, Delta, Finnair, KLM, Lufthansa, Porter Airlines, Swiss International Air Lines, TAP Portugal, United, WestJet
Roundtrip price
CA $700
Distance
4744 km
Average flight time
5 hours 55 mins

Book with confidence

Montreal to Dublin Flights

The easy way to book your flights from Montreal to Dublin 

With Expedia, it’s simple to find and book flights to Dublin from Montreal whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Dublin, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Montreal to Dublin today, tomorrow, or this week.  

 

Save dollars with cheap flights from Pierre Elliott Trudeau Intl., YUL to Dublin, DUB 

Sort your search results by price to find great deals on your flight from Montreal to Dublin—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Dublin from Montreal currently is just CA $700 rising to CA $827.  

Here are more money-saving tips: 

  • Fly in September when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Dublin  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Dublin from Montreal 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Dublin with Expedia today.

Montreal to Dublin Flights

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*Available to Expedia members.