This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/12. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — DUB
27 Nov — 4 Dec1
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 64 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.
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Best
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 28 October 2026.
Fri 27/118:20 p.m. -
1 stop15h 25m
Sun 6/128:30 a.m. -
2 stops35h 40m
Deal found 24/10C$ 769
Tue 24/114:40 p.m. -
2 stops14h 35m
Mon 30/117:25 p.m. -
2 stops24h 45m
Deal found 26/10C$ 822
Tue 17/116:50 p.m. -
1 stop20h 20m
Tue 24/116:15 a.m. -
1 stop14h 25m
Deal found 27/10C$ 840
Mon 7/126:50 p.m. -
1 stop12h 30m
Mon 14/125:45 a.m. -
2 stops17h 35m
Deal found 23/10C$ 850
Mon 9/118:10 p.m. -
2 stops21h 55m
Mon 16/116:45 p.m. -
3 stops25h 25m
Deal found 25/10C$ 853
Sun 15/1110:10 a.m. -
2 stops22h 40m
Fri 20/115:35 p.m. -
3 stops29h 21m
Deal found 23/10C$ 854
Mon 23/118:15 p.m. -
1 stop11h 10m
Mon 30/116:45 p.m. -
1 stop22h 30m
Deal found 27/10C$ 856
Wed 11/119:40 p.m. -
1 stop16h 35m
Sun 29/119:10 a.m. -
1 stop15h 30m
Deal found 25/10C$ 860
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 28 October 2026.
Sun 22/119:40 p.m. -
1 stop16h 30m
Sun 29/119:10 a.m. -
1 stop15h 30m
Deal found 23/10C$ 873
Mon 16/115:00 p.m. -
1 stop16h 30m
Mon 23/115:45 a.m. -
1 stop16h 30m
Deal found 23/10C$ 909
Thu 12/115:00 p.m. -
1 stop16h 30m
Thu 26/116:00 a.m. -
1 stop14h 20m
Deal found 24/10C$ 920
Sun 15/119:40 p.m. -
1 stop16h 30m
Sun 22/119:10 a.m. -
1 stop15h 30m
Deal found 23/10C$ 932
Wed 13/15:00 p.m. -
1 stop16h 30m
Sat 23/16:00 a.m. -
1 stop14h 20m
Deal found 26/10C$ 926
Mon 9/116:00 a.m. -
2 stops21h 45m
Mon 16/115:45 a.m. -
1 stop16h 30m
Deal found 27/10C$ 940
Sun 15/117:00 a.m. -
2 stops20h 45m
Fri 20/118:50 a.m. -
1 stop13h 25m
Deal found 23/10C$ 943
Thu 4/25:00 p.m. -
1 stop11h 00m
Fri 12/25:45 a.m. -
1 stop16h 30m
Deal found 24/10C$ 946
Sat 6/25:00 p.m. -
1 stop20h 25m
Mon 15/25:45 a.m. -
1 stop16h 30m
Deal found 24/10C$ 946
Fri 26/22:25 p.m. -
2 stops14h 20m
Mon 8/38:50 a.m. -
1 stop13h 25m
Deal found 27/10C$ 947
Sat 14/1112:50 p.m. -
2 stops14h 55m
Sun 22/116:00 a.m. -
1 stop14h 20m
Deal found 23/10C$ 953
Tue 26/15:00 p.m. -
1 stop16h 30m
Sat 30/16:00 a.m. -
1 stop14h 20m
Deal found 27/10C$ 954
Last-minute flights from Montreal to Dublin
Discover last-minute flight deals from Montreal to Dublin. Data last updated 28 October 2026 and is based on user searches.
Mon 9/118:10 p.m. -
2 stops21h 55m
Mon 16/116:45 p.m. -
3 stops25h 25m
Deal found 25/10C$ 853
Wed 11/119:40 p.m. -
1 stop16h 35m
Sun 29/119:10 a.m. -
1 stop15h 30m
Deal found 25/10C$ 860
Sun 15/1110:10 a.m. -
2 stops22h 40m
Fri 20/115:35 p.m. -
3 stops29h 21m
Deal found 23/10C$ 854
Tue 17/116:50 p.m. -
1 stop20h 20m
Tue 24/116:15 a.m. -
1 stop14h 25m
Deal found 27/10C$ 840
Mon 23/118:15 p.m. -
1 stop11h 10m
Mon 30/116:45 p.m. -
1 stop22h 30m
Deal found 27/10C$ 856
Tue 24/114:40 p.m. -
2 stops14h 35m
Mon 30/117:25 p.m. -
2 stops24h 45m
Deal found 26/10C$ 822
Fri 27/118:20 p.m. -
1 stop15h 25m
Sun 6/128:30 a.m. -
2 stops35h 40m
Deal found 24/10C$ 769
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 28 October 2026.
Mon 7/128:15 p.m. -
1 stop21h 50m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 23/10C$ 417
Thu 10/122:15 p.m. -
2 stops19h 00m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 26/10C$ 431
Mon 9/118:15 p.m. -
2 stops30h 20m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 25/10C$ 435
Mon 16/118:15 p.m. -
2 stops42h 50m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 23/10C$ 438
Sun 15/118:15 p.m. -
1 stop23h 35m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 25/10C$ 442
Fri 13/118:15 p.m. -
2 stops30h 15m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 26/10C$ 453
Sun 8/118:15 p.m. -
1 stop23h 35m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 25/10C$ 455
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 28 October 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 28 October 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
MontrealDublin
YUL Montreal Pierre Elliott Trudeau Intl - DUB Dublin
YULDUB
Montreal Pierre Elliott Trudeau Intl
Sun 15/11
8:15 p.m.-12:50 a.m.
1 stop23h 35m
Dublin
Wed 31/12
12:00 a.m.-6:00 p.m.
Nonstop0h 00m
C$ 442
MontrealDublin
YUL Montreal Pierre Elliott Trudeau Intl - DUB Dublin
YULDUB
Montreal Pierre Elliott Trudeau Intl
Thu 12/11
7:35 p.m.-6:10 p.m.
2 stops41h 35m
Dublin
Wed 31/12
12:00 a.m.-6:00 p.m.
Nonstop0h 00m
C$ 488
MontrealDublin
YUL Montreal Pierre Elliott Trudeau Intl - DUB Dublin
YULDUB
Montreal Pierre Elliott Trudeau Intl
Sun 8/11
8:15 p.m.-11:45 p.m.
2 stops22h 30m
Dublin
Wed 31/12
12:00 a.m.-6:00 p.m.
Nonstop0h 00m
C$ 529
MontrealDublin
YUL Montreal Pierre Elliott Trudeau Intl - DUB Dublin
YULDUB
Montreal Pierre Elliott Trudeau Intl
Fri 19/3
10:40 p.m.-6:00 p.m.
1 stop15h 20m
Dublin
Wed 31/12
12:00 a.m.-6:00 p.m.
Nonstop0h 00m
C$ 530
MontrealDublin
YUL Montreal Pierre Elliott Trudeau Intl - DUB Dublin
YULDUB
Montreal Pierre Elliott Trudeau Intl
Sat 12/12
9:05 p.m.-10:00 a.m.
2 stops31h 55m
Dublin
Wed 31/12
12:00 a.m.-6:00 p.m.
Nonstop0h 00m
C$ 540
MontrealDublin
YUL Montreal Pierre Elliott Trudeau Intl - DUB Dublin
YULDUB
Montreal Pierre Elliott Trudeau Intl
Sun 14/2
9:45 p.m.-11:55 p.m.
2 stops21h 10m
Dublin
Wed 31/12
12:00 a.m.-6:00 p.m.
Nonstop0h 00m
C$ 546
MontrealDublin
YUL Montreal Pierre Elliott Trudeau Intl - DUB Dublin
YULDUB
Montreal Pierre Elliott Trudeau Intl
Mon 9/11
8:15 p.m.-8:10 p.m.
3 stops18h 55m
Dublin
Wed 31/12
12:00 a.m.-6:00 p.m.
Nonstop0h 00m
C$ 558
MontrealDublin
YUL Montreal Pierre Elliott Trudeau Intl - DUB Dublin
YULDUB
Montreal Pierre Elliott Trudeau Intl
Mon 14/12
9:05 p.m.-12:55 p.m.
2 stops34h 50m
Dublin
Wed 31/12
12:00 a.m.-6:00 p.m.
Nonstop0h 00m
C$ 560
MontrealDublin
YUL Montreal Pierre Elliott Trudeau Intl - DUB Dublin
YULDUB
Montreal Pierre Elliott Trudeau Intl
Sat 14/11
7:35 p.m.-7:05 a.m.
3 stops30h 30m
Dublin
Wed 31/12
12:00 a.m.-6:00 p.m.
Nonstop0h 00m
C$ 574
Quickest round-trip
MontrealDublin
YUL Montreal Pierre Elliott Trudeau Intl - DUB Dublin
YULDUB
Montreal Pierre Elliott Trudeau Intl
Sat 20/3
9:10 p.m.-3:45 p.m.
1 stop14h 35m
Dublin
Wed 31/12
12:00 a.m.-6:00 p.m.
Nonstop0h 00m
C$ 593
Flights are sorted by cheapest round-trip flights first.
Deals found on 26/10
Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3
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$ 769). Flying from Montreal to Dublin in December is currently the most expensive (average of C$ 1,286). 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.
How much does it cost to fly round-trip from Montreal to Dublin?
Airfare is below average for this route at the moment.
Montreal to Dublin flights typically cost between C$ 875 and C$ 1,201 in April.The cheapest round-trip price found within the last 5 days was C$ 745 on WestJet (5 Apr-10 Apr).
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 79% 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$ 619.
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 20% of weekly flights between Montreal and Dublin have experienced delays in the past year, with the average delay time being 120 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 Friday 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 20% 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 87 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 28 October 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 are 0 daily inbound flights from Montreal from 7 different airlines.
How long is the flight from Montreal to Dublin?
A quick flight from Montreal to Dublin can take about 16h 30m. Delta provides one of the quickest options available for as low as C$ 909. The distance between Montreal and Dublin is about 4768 km.
What are the cheapest airlines flying from Montreal to Dublin round-trip?
Currently priced at C$ 398, 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$ 511 and C$ 564, 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 (69%), United Airlines (69%) or Lufthansa (69%) 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$ 1,078, our data indicates the cheapest price to be C$ 955. The most popular route (Montreal Pierre Elliott Trudeau Intl - Dublin), is priced around C$ 840.
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$ 769). Flying from Montreal to Dublin in December is currently the most expensive (average of C$ 1,286). 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
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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 28 October 2026.
Explore flights to Dublin departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 28 October 2026.
Browse through other flights departing from Montreal. Flights are based on user searches made on Cheapflights and were last updated on 28 October 2026.
Discover the top 7 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 28 October 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.
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