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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — DUB
3 Oct — 10 Oct1
Round-trip
1 adult
Economy
Round-trip
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Montreal to Dublin are usually found in September or July, booked 51 days in advance, depart on a Saturday or Tuesday and return on a Monday
Cheap flight deals from Montreal to Dublin
Enter your travel dates to find the best prices.
Cheapest
Best
Direct
Last-minute
One-way
Cheapest flights from Montreal to Dublin
Explore the most affordable flight options available from Montreal to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 September 2026.
Tue 22/98:35 p.m. -
1 stop9h 55m
Mon 28/91:15 p.m. -
1 stop11h 15m
Deal found 1/9C$ 749
Mon 14/92:10 p.m. -
2 stops25h 45m
Mon 21/99:50 p.m. -
1 stop21h 40m
Deal found 2/9C$ 754
Sun 13/98:50 p.m. -
Nonstop5h 55m
Mon 21/99:20 a.m. -
Nonstop6h 25m
Deal found 30/8C$ 767
Mon 14/98:50 p.m. -
Nonstop5h 55m
Mon 21/99:20 a.m. -
Nonstop6h 25m
Deal found 31/8C$ 769
Best flights from Montreal to Dublin
Discover carefully curated flight deals from Montreal to Dublin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 3 September 2026.
Thu 12/119:15 p.m. -
1 stop12h 40m
Thu 26/1110:50 a.m. -
1 stop13h 25m
Deal found 2/9C$ 868
Thu 8/108:40 p.m. -
1 stop15h 15m
Wed 14/105:55 a.m. -
1 stop15h 05m
Deal found 31/8C$ 874
Thu 8/1011:23 a.m. -
2 stops14h 57m
Tue 13/101:35 p.m. -
1 stop13h 31m
Deal found 31/8C$ 885
Fri 9/106:50 p.m. -
1 stop16h 50m
Mon 19/105:55 a.m. -
1 stop16h 00m
Deal found 1/9C$ 921
Fri 18/96:50 p.m. -
1 stop16h 50m
Mon 28/910:00 a.m. -
1 stop18h 27m
Deal found 30/8C$ 922
Thu 8/1011:23 a.m. -
2 stops14h 57m
Wed 14/109:30 a.m. -
1 stop11h 40m
Deal found 31/8C$ 885
Fri 16/1010:00 p.m. -
1 stop11h 30m
Sun 25/108:40 p.m. -
1 stop27h 35m
Deal found 29/8C$ 924
Mon 28/96:15 p.m. -
1 stop11h 55m
Mon 5/101:35 p.m. -
2 stops26h 48m
Deal found 29/8C$ 886
Thu 17/99:45 a.m. -
2 stops16h 35m
Thu 24/98:50 a.m. -
2 stops13h 29m
Deal found 1/9C$ 886
Direct flights from Montreal to Dublin
Explore direct flight options from Montreal to Dublin based on user searches, and compare prices and availability for your desired travel dates. Data last updated 3 September 2026.
Sun 13/98:50 p.m. -
Nonstop5h 55m
Mon 21/99:20 a.m. -
Nonstop6h 25m
Deal found 30/8C$ 767
Mon 14/98:50 p.m. -
Nonstop5h 55m
Mon 21/99:20 a.m. -
Nonstop6h 25m
Deal found 31/8C$ 769
Mon 14/98:50 p.m. -
Nonstop5h 55m
Tue 22/99:20 a.m. -
Nonstop6h 25m
Deal found 2/9C$ 796
Sun 20/98:50 p.m. -
Nonstop5h 55m
Tue 29/99:20 a.m. -
Nonstop6h 25m
Deal found 1/9C$ 797
Wed 16/98:50 p.m. -
Nonstop5h 55m
Thu 24/99:20 a.m. -
Nonstop6h 25m
Deal found 29/8C$ 868
Mon 21/98:50 p.m. -
Nonstop5h 55m
Tue 29/99:20 a.m. -
Nonstop6h 25m
Deal found 31/8C$ 876
Fri 25/98:50 p.m. -
Nonstop5h 55m
Tue 29/99:20 a.m. -
Nonstop6h 25m
Deal found 30/8C$ 951
Fri 18/98:50 p.m. -
Nonstop5h 55m
Mon 28/99:20 a.m. -
Nonstop6h 25m
Deal found 31/8C$ 1,001
Last-minute flights from Montreal to Dublin
Discover last-minute flight deals from Montreal to Dublin. Data last updated 3 September 2026 and is based on user searches.
Sun 13/98:50 p.m. -
Nonstop5h 55m
Mon 21/99:20 a.m. -
Nonstop6h 25m
Deal found 30/8C$ 767
Mon 14/92:10 p.m. -
2 stops25h 45m
Mon 21/99:50 p.m. -
1 stop21h 40m
Deal found 2/9C$ 754
Mon 14/98:50 p.m. -
Nonstop5h 55m
Mon 21/99:20 a.m. -
Nonstop6h 25m
Deal found 31/8C$ 769
Tue 22/98:35 p.m. -
1 stop9h 55m
Mon 28/91:15 p.m. -
1 stop11h 15m
Deal found 1/9C$ 749
One-way flights from Montreal to Dublin
Search for one-way flight options from Montreal to Dublin. Find affordable one-way fares based on user searches. Data last updated 3 September 2026.
Fri 2/106:45 a.m. -
1 stop23h 45m
Deal found 2/9C$ 346
Tue 6/106:45 a.m. -
1 stop23h 45m
Deal found 1/9C$ 347
Thu 22/107:20 p.m. -
1 stop11h 10m
Deal found 2/9C$ 349
Sun 4/106:45 a.m. -
1 stop23h 45m
Deal found 1/9C$ 350
Wed 30/95:45 p.m. -
1 stop10h 35m
Deal found 1/9C$ 365
Sat 3/105:45 p.m. -
1 stop10h 35m
Deal found 1/9C$ 367
Thu 1/105:45 p.m. -
1 stop12h 45m
Deal found 1/9C$ 371
Mon 28/95:45 p.m. -
1 stop12h 45m
Deal found 2/9C$ 381
Thu 8/106:45 a.m. -
1 stop21h 35m
Deal found 1/9C$ 394
Find flight deals from Montreal to Dublin
Discover tips and strategies to find the most affordable flight options for your journey from Montreal (YMQ) 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 3 September 2026.
Customize your flight search to find flights from Montreal 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 7,457,451 searches. Data last updated 3 September 2026.
Use the filters below to find and compare flights from Montreal to Dublin that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest round-trip
Quickest round-trip
MontrealDublin
YUL Montreal Pierre Elliott Trudeau Intl - DUB Dublin
YULDUB
Montreal Pierre Elliott Trudeau Intl
Thu 12/11
9:15 p.m.-2:55 p.m.
1 stop12h 40m
Dublin
Thu 26/11
10:50 a.m.-7:15 p.m.
1 stop13h 25m
C$ 868
MontrealDublin
YUL Montreal Pierre Elliott Trudeau Intl - DUB Dublin
YULDUB
Montreal Pierre Elliott Trudeau Intl
Thu 8/10
8:40 p.m.-4:55 p.m.
1 stop15h 15m
Dublin
Wed 14/10
5:55 a.m.-4:00 p.m.
1 stop15h 05m
C$ 874
MontrealDublin
YUL Montreal Pierre Elliott Trudeau Intl - DUB Dublin
YULDUB
Montreal Pierre Elliott Trudeau Intl
Thu 8/10
11:23 a.m.-7:20 a.m.
2 stops14h 57m
Dublin
Tue 13/10
1:35 p.m.-10:06 p.m.
1 stop13h 31m
C$ 885
MontrealDublin
YUL Montreal Pierre Elliott Trudeau Intl - DUB Dublin
YULDUB
Montreal Pierre Elliott Trudeau Intl
Thu 8/10
11:23 a.m.-7:20 a.m.
2 stops14h 57m
Dublin
Wed 14/10
9:30 a.m.-4:10 p.m.
1 stop11h 40m
C$ 885
MontrealDublin
YUL Montreal Pierre Elliott Trudeau Intl - DUB Dublin
YULDUB
Montreal Pierre Elliott Trudeau Intl
Mon 28/9
6:15 p.m.-11:10 a.m.
1 stop11h 55m
Dublin
Mon 5/10
1:35 p.m.-11:23 a.m.
2 stops26h 48m
C$ 886
MontrealDublin
YUL Montreal Pierre Elliott Trudeau Intl - DUB Dublin
YULDUB
Montreal Pierre Elliott Trudeau Intl
Thu 17/9
9:45 a.m.-7:20 a.m.
2 stops16h 35m
Dublin
Thu 24/9
8:50 a.m.-5:19 p.m.
2 stops13h 29m
C$ 886
MontrealDublin
YUL Montreal Pierre Elliott Trudeau Intl - DUB Dublin
YULDUB
Montreal Pierre Elliott Trudeau Intl
Fri 9/10
6:50 p.m.-4:40 p.m.
1 stop16h 50m
Dublin
Mon 19/10
5:55 a.m.-4:55 p.m.
1 stop16h 00m
C$ 921
MontrealDublin
YUL Montreal Pierre Elliott Trudeau Intl - DUB Dublin
YULDUB
Montreal Pierre Elliott Trudeau Intl
Fri 18/9
6:50 p.m.-4:40 p.m.
1 stop16h 50m
Dublin
Mon 28/9
10:00 a.m.-11:27 p.m.
1 stop18h 27m
C$ 922
MontrealDublin
YUL Montreal Pierre Elliott Trudeau Intl - DUB Dublin
YULDUB
Montreal Pierre Elliott Trudeau Intl
Fri 16/10
10:00 p.m.-2:30 p.m.
1 stop11h 30m
Dublin
Sun 25/10
8:40 p.m.-8:15 p.m.
1 stop27h 35m
C$ 924
Cheapest one-way
Quickest one-way
MontrealDublin
YUL Montreal Pierre Elliott Trudeau Intl - DUB Dublin
YULDUB
Montreal Pierre Elliott Trudeau Intl
Thu 22/10
7:20 p.m.-11:30 a.m.
1 stop11h 10m
C$ 349
Flights are sorted by cheapest round-trip flights first.
Deals found on 2/9
Showing 1-10 of 16 resultsSorted by cheapest first
1
2
Best time to book a flight from Montreal to Dublin
Have a flexible travel schedule? Discover the best time to fly to Dublin from Montreal with our price prediction graph.
YMQ-DUB
YUL-DUB
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 to Dublin
YMQ-DUB
YUL-DUB
What is the cheapest month to book a flight from Montreal to Dublin?
Currently, September is the cheapest month in which you can book a flight from Montreal to Dublin (average of C$ 765). Flying from Montreal to Dublin in December is currently the most expensive (average of C$ 1,215). 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 YMQ to DUB?
Find hourly flight availability from Montreal 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 3 September 2026.
When flying from Montreal to Dublin, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How much does it cost to fly round-trip from Montreal to Dublin?
Airfare is typical for this route at the moment.
Montreal to Dublin flights typically cost between C$ 715 and C$ 1,071 in September.The cheapest round-trip price found within the last 5 days was C$ 749 on Porter Airlines (22 Sep-28 Sep).
What’s the top layover airport for flights from Montreal to Dublin?
Share of one-stop round-trip flights from Montreal to Dublin chosen by Cheapflights users in the past 12 months, using the same layover each way.
Toronto (YYZ) – chosen by Cheapflights users on 75% of one-stop itineraries from Montreal to Dublin on Cheapflights.
What’s the cheapest layover airport for flights from Montreal to Dublin?
Average round-trip fare for 1-stop flights from Montreal to Dublin, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Boston (BOS) is the most affordable 1-stop option, with an average round-trip price of C$ 612.
What’s the fastest layover option from Montreal to Dublin?
Shortest average travel time for 1-stop one-way flights from Montreal to Dublin, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Boston (BOS) have the shortest average one-way travel time for 1-stop routes: 10h 35m.
Which airport typically offers the quickest layover for flights from Montreal to Dublin?
Average layover duration for 1-stop one-way flights from Montreal to Dublin, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Boston (BOS) offer the fastest connection on this route, with an average layover time of 2h 22m.
How often are flights from Montreal to Dublin delayed?
About 15% of weekly flights between Montreal and Dublin have experienced delays in the past year, with the average delay time being 129 minutes.
What is the most punctual flight time for Montreal to Dublin flights?
Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Monday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Montreal to Dublin flights?
Over the past year, Air Canada has had the lowest number of delays on this route, with just 15% of flights being delayed.
How far ahead should I book a flight from Montreal to Dublin?
To ensure you get the cheapest price possible for a flight from Montreal to Dublin, you should look to book at least 88 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.
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 3 September 2026.
See what other customers who have flown with Air Transat,WestJet, andAir Canada from Montreal to Dublin have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Had to bus to the plane which made priority boarding at the back of the bus
Related info for your journey
Find useful and relevant information for your journey from Montreal 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?
Located just 9.2 km from the city centre, Dublin is the airport most travellers will use when flying to Dublin from Montreal. Booking flights from Montreal to Dublin (DUB) should be relatively easy as there is 1 daily inbound flight from Montreal from 8 different airlines.
How long is the flight from Montreal to Dublin?
A quick flight from Montreal to Dublin can take about 12h 40m. British Airways provides one of the quickest options available for as low as C$ 868. The distance between Montreal and Dublin is about 4768 km. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines flying from Montreal to Dublin round-trip?
Currently priced at C$ 394, Lufthansa will fly you from Montreal to Dublin and back. In addition to Lufthansa, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Porter Airlines and Air Transat - these airlines can fly you to your destination from C$ 506 and C$ 559, respectively. Users have found that Lufthansa is 57% cheaper than the other options available to this destination.
What are the most reliable airlines from Montreal to Dublin?
Consider Air Canada (57%), United Airlines (57%) or Lufthansa (57%) when booking your flight. These represent the most reliable airlines when flying from Montreal to Dublin.
What are the cheapest flights from Montreal to Dublin?
Looking for the cheapest flight from Montreal to Dublin? While on average our users pay C$ 901, our data indicates the cheapest price to be C$ 367. The most popular route (Montreal Pierre Elliott Trudeau Intl - Dublin), is priced around C$ 780.
Can I find deals for business class flights from Montreal to Dublin?
Yes. Cheapflights offers flight deals from Montreal 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 to Dublin?
Currently, September is the cheapest month in which you can book a flight from Montreal to Dublin (average of C$ 765). Flying from Montreal to Dublin in December is currently the most expensive (average of C$ 1,215). 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.
Book flights to Dublin if you plan to visit one of these locations
Swords
Athlone
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Airlines
Alternative routes
Complete your trip
Direct flights to Ireland
Dublin flight routes
Flights by cabin class
Other flight options
Other flights from Montreal
Popular flights
Fly from Montreal to Dublin on these airlines
Choose from the following airlines for your flight from Montreal to Dublin. Flights are based on user searches made on Cheapflights and were last updated on 3 September 2026.
Explore flights to Dublin departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 3 September 2026.
Browse through other flights departing from Montreal. Flights are based on user searches made on Cheapflights and were last updated on 3 September 2026.
Discover the top 8 airlines that operate flights from Montreal 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 7,457,451 searches. Data last updated 3 September 2026.
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Montreal to Dublin?
Cheapflights makes it easy to find Montreal to Dublin flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from Montreal to Dublin?
Cheapflights helps you find that perfect flight to Dublin from Montreal by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Montreal to Dublin with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Montreal to Dublin flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Montreal to Dublin become cheaper?
Yes, Cheapflights offers price alerts on Montreal to Dublin flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
We value your privacy
Cheapflights and its partners wish to use cookies or similar technologies to store and/or access information on and about your device and process personal data such as your IP address, device identifiers etc., in order to improve your experience on the site, to analyze navigation, to offer and measure personalized advertising, and to facilitate sharing on social networks. We also allow the use of third-party cookies (including those from our advertising partners) on our sites.
By clicking 'Accept', you consent to your data being processed by 0 vendors on this web site for the purposes described in this notice. You can review the vendors and their individual processing purposes on the .
To review individual processing purposes and cookie categories, please click ’Select individual purposes’. You can review and update your choices anytime by clicking the ’Privacy Preferences’ link in the page side navigation.