Cheap Flights from Montreal to Dublin from $828

Compare Montreal to Dublin flight deals

Find the cheapest month or even day of the year to fly to Dublin

Book the best Dublin fare with no extra fees

Flight deals from Montreal to Dublin

Looking for a cheap last-minute deal or the best return flight from Montreal to Dublin? Find the lowest prices on one-way and return tickets right here.

Dublin.$829 per passenger.Departing Mon, 9 Mar, returning Sat, 14 Mar.Return flight with WestJet.Outbound indirect flight with WestJet, departs from Montreal Pierre Elliott Trudeau on Mon, 9 Mar, arriving in Dublin.Inbound indirect flight with WestJet, departs from Dublin on Sat, 14 Mar, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $829, select.

Dublin.$871 per passenger.Departing Mon, 6 Apr, returning Mon, 13 Apr.Return flight with WestJet.Outbound indirect flight with WestJet, departs from Montreal Pierre Elliott Trudeau on Mon, 6 Apr, arriving in Dublin.Inbound indirect flight with WestJet, departs from Dublin on Mon, 13 Apr, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $871, select.

Dublin.$874 per passenger.Departing Wed, 18 Mar, returning Thu, 2 Apr.Return flight with WestJet.Outbound indirect flight with WestJet, departs from Montreal Pierre Elliott Trudeau on Wed, 18 Mar, arriving in Dublin.Inbound indirect flight with WestJet, departs from Dublin on Thu, 2 Apr, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $874, select.

Dublin.$878 per passenger.Departing Mon, 1 Jun, returning Thu, 11 Jun.Return flight with Air Transat.Outbound indirect flight with Air Transat, departs from Montreal Pierre Elliott Trudeau on Mon, 1 Jun, arriving in Dublin.Inbound indirect flight with Air Transat, departs from Dublin on Thu, 11 Jun, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $878, select.

Dublin.$878 per passenger.Departing Tue, 19 May, returning Mon, 1 Jun.Return flight with Air Transat.Outbound indirect flight with Air Transat, departs from Montreal Pierre Elliott Trudeau on Tue, 19 May, arriving in Dublin.Inbound indirect flight with Air Transat, departs from Dublin on Mon, 1 Jun, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $878, select.

Dublin.$879 per passenger.Departing Sun, 3 May, returning Wed, 20 May.Return flight with Air Transat.Outbound indirect flight with Air Transat, departs from Montreal Pierre Elliott Trudeau on Sun, 3 May, arriving in Dublin.Inbound indirect flight with Air Transat, departs from Dublin on Wed, 20 May, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $879, select.

Dublin.$940 per passenger.Departing Wed, 28 Jan, returning Fri, 6 Feb.Return flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departs from Montreal Pierre Elliott Trudeau on Wed, 28 Jan, arriving in Dublin.Inbound indirect flight with TAP Air Portugal, departs from Dublin on Fri, 6 Feb, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $940, select.

Dublin.$949 per passenger.Departing Wed, 21 Jan, returning Sun, 25 Jan.Return flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departs from Montreal Pierre Elliott Trudeau on Wed, 21 Jan, arriving in Dublin.Inbound indirect flight with TAP Air Portugal, departs from Dublin on Sun, 25 Jan, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $949, select.

Find the cheapest month to fly from Montreal to Dublin

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Montreal to Dublin flights are currently cheapest in March.

Dec

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Direct flights from Montreal to Dublin

Montreal to Dublin: Alternative routes

Compare routes from Montreal to Dublin below. You may find an airport to fly into that's cheaper, faster, or easier than Dublin.

Montreal to Dublin: Flight information

The things to know before you go.

Cheapest flight found	$828
Cheapest month to fly	March
Average flight time	6 hrs, 8 mins
Most popular airline	Air Canada
Average flights per week	12

Finding cheap flights from Montreal to Dublin: Frequently asked questions

How much are return flights from Montreal to Dublin?

The best price we found for a return flight from Montreal to Dublin is $829. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Montreal to Dublin?

6 hours and 8 minutes is the average flight time from Montreal to Dublin.

Which airlines fly direct from Montreal to Dublin?

Air Canada, United and Lufthansa fly direct from Montreal to Dublin.

How many flights are there a week from Montreal to Dublin?

As of December 2025, there are 12 flights per week flying from Montreal to Dublin.

When is the cheapest time to fly from Montreal to Dublin?

The cheapest month to fly from Montreal to Dublin is usually March.

Which upcoming date is cheapest to fly from Montreal to Dublin Airport on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Montreal to Dublin Airport on Monday, 9 March 2026.

Can I get a direct flight from Montreal to Dublin Airport?

Yes – the average flight time is 6 hours and 8 minutes.

How can I find the best flight deal to Dublin?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Dublin but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Dublin?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Dublin is around 40 days in advance, so don’t leave your flight to the last minute.

Travelling from Montreal to Dublin Airport (DUB): What you need to know

Montreal-Pierre Elliott Trudeau International Airport (YUL) is Montreal's main airport. Explore your options for booking a flight from Montreal to Dublin Airport (DUB) taking off from here.
The average duration of a direct Montreal to Dublin Airport flight is 6 hours 5 minutes.
The timezone in Dublin is UTC+0, which is four hours ahead of Montreal. Dublin Airport is located in Dublin.
For a smooth journey, arrive at the airport two hours ahead of international flights and one hour before domestic departures. This way, you'll have plenty of time to board your flight from Montreal to DUB.
Heading away during a peak time like a bank holiday? Expect longer lines at check-in and security. For peace of mind, arrive up to four hours before international flights and two hours before domestic departures.

Airports in Montreal

Montreal-Pierre Elliott Trudeau International Airport (YUL)

Go straight to your destination from Montreal-Pierre Elliott Trudeau International Airport (YUL). Nonstop flights from Montreal to Dublin Airport (DUB) are available from here.
You can travel on a direct flight from Montreal to Dublin Airport with Air Canada. This leading airline offers services from YUL.
Most passengers prefer to fly with Air Canada between YUL and DUB.
Located around 26 kilometres from central Montreal, YUL can be reached in about 25 minutes by car (depending on traffic). The journey on public transport is roughly 45 minutes.
Want a relaxed start to your travels? Stay near Montreal-Pierre Elliott Trudeau International Airport. Whether you're catching an early flight from Montreal to Dublin Airport or just don't want to be rushed, these hotels offer the perfect solution:
Of all flights departing from Montreal-Pierre Elliott Trudeau International Airport, 64.89% land on time at their destination.
YUL is located at 975 Romeo Vachon Street North.

St. Hubert Airport (YHU)

YHU is about 40 kilometres from central Montreal. It takes 35 minutes or so to get to the airport driving from the city centre. Public transport takes roughly 1 hour 45 minutes.
Get your holiday started early with an additional night away from home. Before catching your Montreal to DUB flight, unwind in one of these hotels near St. Hubert Airport:

About Dublin Airport (DUB)

Consider staying in a hotel near DUB if you're catching a late flight from Montreal to Dublin Airport. Check in to one of these options and be in bed in no time flat:
Pick up a Dublin Airport rental car and explore Dublin and beyond with your own set of wheels. Easirent, Budget and Carhire are top providers you can book with here.
Get the best deal by reserving your vehicle around two weeks ahead of your Montreal to Dublin Airport flight.

Getting from Dublin Airport (DUB) to central Dublin

Dublin Airport is roughly 8 kilometres from central Dublin. How long it'll take to get there in a car hire or cab depends on the time of day. Do a little research before you go.
If you're travelling by public transport, expect a journey time of about 2 hours 10 minutes.

How to find the cheapest flights from Montreal to Dublin Airport (DUB)

The cheapest price we've found for a one-way ticket from Montreal to Dublin Airport is $417. For a return flight on this route, the best price is $828. Depending on when you book and the availability, these fares may change.
Snap up cheap flights from Montreal to DUB by booking four months ahead. Based on our research, that's the sweet spot for finding the biggest deals.
September is when you're most likely to find a fantastic deal on a Montreal to Dublin Airport ticket. If you need to travel during a different time of year, the 'Whole month' tool will give you the lowest prices for every month.
Save time looking for cheap flight tickets from Montreal to DUB by setting up a Price Alert. We'll send you an email or notification on the app when a lower fare pops up.
Hunt for savings on a flight from Montreal to Dublin Airport with the help of the filters. Pick your ideal arrival and departure times, airlines and number of stops. You can also sort your results by 'Fastest,' 'Best' or 'Cheapest.'

The best time to fly from Montreal to Dublin Airport (DUB)

Think about your travel style when deciding the best time to fly. February is the quietest month to go to Dublin. August is when most people book flights from Montreal to Dublin Airport (DUB), which may be perfect if you'd rather travel when it's busy.
Lock in a Montreal to DUB flight ticket departing in July if you're eager to explore the city during its warmest month. Expect temperatures in Dublin to range from 10ºC to 20ºC.
Look for cheap tickets from Montreal to Dublin Airport in January if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between 1ºC and 9ºC.

More about Dublin

When it comes to searching for somewhere to lay your head, you'll find the top stays in Dublin right here. Explore these hotels as soon as you've booked your flight from Montreal to Dublin Airport:
There are plenty of awesome things to do in Dublin when you're ready to sightsee. Kick off your exploring at Trinity College Library followed by Guinness Storehouse and St. Patrick's Cathedral.

Explore more of Ireland

Dublin is easy to fall in love with, but there are so many other corners of Ireland waiting to be explored. About 225 kilometres south-west of Dublin, a trip to Cork will keep you on the go. Start with popular sights like Blarney Castle, Blarney Castle House(Teach Caisleán na Blarnan) and Blarney Stone.
If you're looking to explore another corner of Ireland, head for Waterford, roughly 145 kilometres south-west of Dublin. Bishop's Palace, Christ Church Cathedral and Waterford Treasures Medieval Museum are the start of reasons to visit.