Cheap Flights from Montreal to Dublin from $755

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Flight deals from Montreal to Dublin Airport

Looking for a cheap last-minute deal or the best return flight from Montreal to Dublin Airport? If you want to travel next month, return fares start from $1,061. Find the lowest prices on one-way and return tickets right here.

Dublin.$755 per passenger.Departing Sun, 31 May, returning Fri, 5 Jun.Return flight with Air Transat.Outbound indirect flight with Air Transat, departs from Montreal Pierre Elliott Trudeau on Sun, 31 May, arriving in Dublin.Inbound indirect flight with Air Transat, departs from Dublin on Fri, 5 Jun, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $755, select.

Dublin.$755 per passenger.Departing Wed, 16 Sep, returning Tue, 22 Sep.Return flight with Air Transat.Outbound indirect flight with Air Transat, departs from Montreal Pierre Elliott Trudeau on Wed, 16 Sep, arriving in Dublin.Inbound indirect flight with Air Transat, departs from Dublin on Tue, 22 Sep, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $755, select.

Dublin.$771 per passenger.Departing Tue, 2 Jun, returning Fri, 5 Jun.Return flight with Air Transat.Outbound indirect flight with Air Transat, departs from Montreal Pierre Elliott Trudeau on Tue, 2 Jun, arriving in Dublin.Inbound indirect flight with Air Transat, departs from Dublin on Fri, 5 Jun, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $771, select.

Dublin.$799 per passenger.Departing Sun, 10 May, returning Mon, 25 May.Return flight with Air Transat.Outbound indirect flight with Air Transat, departs from Montreal Pierre Elliott Trudeau on Sun, 10 May, arriving in Dublin.Inbound indirect flight with Air Transat, departs from Dublin on Mon, 25 May, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $799, select.

Dublin.$819 per passenger.Departing Fri, 2 Oct, returning Wed, 14 Oct.Return flight with Air Transat.Outbound indirect flight with Air Transat, departs from Montreal Pierre Elliott Trudeau on Fri, 2 Oct, arriving in Dublin.Inbound indirect flight with Air Transat, departs from Dublin on Wed, 14 Oct, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $819, select.

Dublin.$819 per passenger.Departing Wed, 23 Sep, returning Wed, 14 Oct.Return flight with Air Transat.Outbound indirect flight with Air Transat, departs from Montreal Pierre Elliott Trudeau on Wed, 23 Sep, arriving in Dublin.Inbound indirect flight with Air Transat, departs from Dublin on Wed, 14 Oct, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $819, select.

Dublin.$990 per passenger.Departing Tue, 16 Jun, returning Fri, 3 Jul.Return flight with WestJet.Outbound indirect flight with WestJet, departs from Montreal Pierre Elliott Trudeau on Tue, 16 Jun, arriving in Dublin.Inbound indirect flight with WestJet, departs from Dublin on Fri, 3 Jul, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $990, select.

Dublin.$993 per passenger.Departing Sat, 11 Jul, returning Tue, 21 Jul.Return flight with WestJet.Outbound indirect flight with WestJet, departs from Montreal Pierre Elliott Trudeau on Sat, 11 Jul, arriving in Dublin.Inbound indirect flight with WestJet, departs from Dublin on Tue, 21 Jul, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $993, select.

Dublin.$996 per passenger.Departing Sun, 30 Aug, returning Tue, 15 Sep.Return flight with WestJet.Outbound indirect flight with WestJet, departs from Montreal Pierre Elliott Trudeau on Sun, 30 Aug, arriving in Dublin.Inbound indirect flight with WestJet, departs from Dublin on Tue, 15 Sep, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $996, select.

Dublin.$996 per passenger.Departing Fri, 7 Aug, returning Sat, 15 Aug.Return flight with WestJet.Outbound indirect flight with WestJet, departs from Montreal Pierre Elliott Trudeau on Fri, 7 Aug, arriving in Dublin.Inbound indirect flight with WestJet, departs from Dublin on Sat, 15 Aug, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $996, select.

Dublin.$998 per passenger.Departing Mon, 27 Jul, returning Fri, 7 Aug.Return flight with WestJet.Outbound indirect flight with WestJet, departs from Montreal Pierre Elliott Trudeau on Mon, 27 Jul, arriving in Dublin.Inbound indirect flight with WestJet, departs from Dublin on Fri, 7 Aug, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $998, select.

Dublin.$1,012 per passenger.Departing Mon, 29 Jun, returning Sat, 22 Aug.Return flight with WestJet.Outbound indirect flight with WestJet, departs from Montreal Pierre Elliott Trudeau on Mon, 29 Jun, arriving in Dublin.Inbound indirect flight with WestJet, departs from Dublin on Sat, 22 Aug, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,012, select.

Dublin.$1,061 per passenger.Departing Mon, 13 Apr, returning Mon, 27 Apr.Return flight with WestJet.Outbound indirect flight with WestJet, departs from Montreal Pierre Elliott Trudeau on Mon, 13 Apr, arriving in Dublin.Inbound indirect flight with WestJet, departs from Dublin on Mon, 27 Apr, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,061, select.

Dublin.$1,098 per passenger.Departing Mon, 20 Apr, returning Mon, 4 May.Return flight with WestJet.Outbound indirect flight with WestJet, departs from Montreal Pierre Elliott Trudeau on Mon, 20 Apr, arriving in Dublin.Inbound indirect flight with WestJet, departs from Dublin on Mon, 4 May, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,098, select.

Dublin.$1,128 per passenger.Departing Wed, 14 Oct, returning Wed, 4 Nov.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Montreal Pierre Elliott Trudeau on Wed, 14 Oct, arriving in Dublin.Inbound indirect flight with Air Canada, departs from Dublin on Wed, 4 Nov, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,128, select.

Dublin.$1,128 per passenger.Departing Tue, 10 Nov, returning Mon, 7 Dec.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Montreal Pierre Elliott Trudeau on Tue, 10 Nov, arriving in Dublin.Inbound indirect flight with Air Canada, departs from Dublin on Mon, 7 Dec, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,128, 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 September.

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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.

Dublin

10km from central Dublin

ClosestCheapest

from $755

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Montreal to Dublin: Flight information

The things to know before you go.

Cheapest flight found	$755
Cheapest month to fly	May
Average flight time	6 hrs, 3 mins
Most popular airline	Air Canada
Average flights per week	12

Check out these Dublin hotels

Ready to plan your stay? Other travellers rate these Dublin hotels for cleanliness, service and location.

The Hoxton Dublin

0.26 km from city centre

$313

Per night

Henrietta Suites City Centre

0.95 km from city centre

$453

Per night

The Fitzwilliam Hotel

0.66 km from city centre

$538

Per night

The Hoxton Dublin

0.26 km from city centre

$313

Per night

Henrietta Suites City Centre

0.95 km from city centre

$453

Per night

The Fitzwilliam Hotel

0.66 km from city centre

$538

Per night

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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 $755. 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 3 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 March 2026, 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 May.

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 Sunday, 31 May 2026.

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

Yes – the average flight time is 6 hours and 3 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.

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

Planning your holiday starts with figuring out where you'll fly out of in Montreal. Montreal-Trudeau International Airport (YUL) is the city's main airport, so explore your options for booking a flight from Montreal to Dublin Airport (DUB) departing from here.
The average time for a direct Montreal to Dublin Airport flight is 6 hours.
Dublin is five hours ahead of Montreal. Dublin Airport is located in Dublin, which operates on the UTC+0 timezone.
Montreal-Trudeau International Airport (YUL) to Dublin Airport (DUB) is the most popular route, with 2 direct services every week. You can get from YUL to DUB on Air Canada's 8:40pm flight.
To ensure you catch your flight from Montreal to DUB, leave enough time to check in and drop off your luggage. Turning up two hours ahead of international departures and one hour before domestic flights is the general rule.
Be prepared for bigger queues during popular months such as July and other peak periods. Arriving up to four hours in advance for international flights and two hours for a domestic departure is a good idea.

Airports in Montreal

Montreal-Trudeau International Airport (YUL)

Enjoy an uninterrupted journey from Montreal-Trudeau International Airport (YUL). Direct flights from Montreal to Dublin Airport (DUB) can be booked from here.
You can travel on a direct flight from Montreal to Dublin Airport with Air Canada. This popular carrier operates services from YUL.
Air Canada is the airline most travellers choose for flights from YUL to DUB.
Located around 19 kilometres from central Montreal, YUL can be reached in about 25 minutes by car, depending on traffic. The journey by public transport is roughly 45 minutes.
Searching for a comfortable hotel close to Montreal-Trudeau International Airport? If you're catching an early flight from Montreal to Dublin Airport, these stays will put you conveniently close to check-in:
Of all flights departing from Montreal-Trudeau International Airport, 67% land on schedule at their destination.
You'll find YUL at 975 Romeo Vachon Street North.

Montreal Metropolitan Airport (YHU)

You can arrive at YHU from the centre of Montreal in about 25 minutes by car (depending on traffic conditions). The ride by public transport will take roughly 1 hour to travel the 23 kilometres or so.
Get your holiday started early with an additional night away from home. Before catching your Montreal to DUB flight, kick back in one of these hotels close to Montreal Metropolitan Airport:

About Dublin Airport (DUB)

Book a hotel near DUB if you're catching a late flight from Montreal to Dublin Airport. Check in to one of these options and avoid the hassle of a long transfer:
To get the lowest price, reserve your ride around two weeks ahead of your Montreal to Dublin Airport flight.

Getting from Dublin Airport (DUB) to central Dublin

Dublin Airport is around 11 kilometres from the centre of Dublin. It takes around 25 minutes or so to get to the city by car.
Travelling by public transport typically takes 30 minutes.

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

$507 is currently the best price for a one-way ticket from Montreal to Dublin Airport. Return flights start at $755. These fares can change based on demand.
To snag cheap flights from Montreal to DUB, book your plane ticket four months before your departure date.
September is when you're most likely to land a fantastic deal on a Montreal to Dublin Airport ticket. If you want to travel at a different time of year, the 'Whole month' tool will show you the lowest prices across every month.
Save time looking for cheap plane tickets from Montreal to DUB by setting up a Price Alert. We'll send you an email or push notification on the app when a lower fare pops up.
Filters make it easier to find a bargain for your flight from Montreal to Dublin Airport. Choose the flight times, carriers and stops that look good to you. Then sort the results by 'Cheapest' to zero in on the cheapest fare fast.

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

Think about the pace you're looking for when planning your trip dates. December is the quietest month to visit Dublin. July 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 plane ticket departing in July if you want to visit the city during its warmest month. Expect temperatures in Dublin to range from 10ºC to 19ºC.
If you want cooler conditions, search for a cheap ticket from Montreal to Dublin Airport in January when temperatures are between 2ºC and 9ºC.

More about Dublin

When it comes to searching for somewhere to lay your head, you'll find the most popular stays in Dublin right here. Browse these hotels as soon as you've booked your flight from Montreal to Dublin Airport:
Your Dublin visit should come with a bit of sightseeing. Leading attractions that belong on your itinerary include Guinness Storehouse, Trinity College Library and St. Patrick's Cathedral.

Explore more of Ireland

You've seen Dublin, now it's time to discover other parts of Ireland. Travel around 225 kilometres southwest to Cork to tick off its popular sights. From Blarney Castle & Gardens to Blarney Castle House(Teach Caisleán na Blarnan) and Blarney Stone, there's plenty to keep you busy.
Waterford is another sought-after destination in Ireland and is around 145 kilometres southwest of Dublin. No journey is complete without a visit to Bishop's Palace, Christ Church Cathedral and Waterford Treasures Medieval Museum.