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Cheap flights from Portland, Maine to Dublin from €276

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland, Maine to Dublin departing on 10/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Find the cheapest flights from Portland, Maine to Dublin

Cheap return flights

Enter your travel dates to find the best prices.
Delta Logo
06:17 - 08:45PWM-DUB
21h 28m1 stop
Delta Logo
05:55 - 13:45DUB-PWM
36h 50m2 stops
€417Delta
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Fri, 23 Jan - Tue, 27 Jan
Delta Logo
12:20 - 08:45PWM-DUB
15h 25m2 stops
Delta Logo
13:25 - 00:20DUB-PWM
15h 55m2 stops
€422Delta
Find Deal
Fri, 23 Jan - Tue, 27 Jan
Delta Logo
14:35 - 12:40PWM-DUB
17h 05m2 stops
Delta Logo
05:55 - 00:20DUB-PWM
23h 25m2 stops
€426Delta
Find Deal
Fri, 6 Feb - Tue, 10 Feb
Scandinavian Airlines Logo
06:30 - 09:25PWM-DUB
45h 55m2 stops
Scandinavian Airlines Logo
19:05 - 23:59DUB-PWM
33h 54m2 stops
€457Scandinavian Airlines
Find Deal
Fri, 24 Apr - Sat, 2 May
American Airlines Logo
16:12 - 09:45PWM-DUB
12h 33m2 stops
American Airlines Logo
09:30 - 22:27DUB-PWM
17h 57m1 stop
€475American Airlines
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Wed, 6 May - Wed, 13 May
Air Canada Logo
06:00 - 08:15PWM-DUB
21h 15m2 stops
Air Canada Logo
09:50 - 21:27DUB-PWM
16h 37m2 stops
€476Air Canada
Find Deal
Wed, 6 May - Wed, 13 May
American Airlines Logo
13:15 - 06:30PWM-DUB
12h 15m1 stop
American Airlines Logo
09:30 - 15:09DUB-PWM
10h 39m1 stop
€482American Airlines
Find Deal
Wed, 6 May - Wed, 13 May
Austrian Airlines Logo
11:17 - 07:30PWM-DUB
15h 13m1 stop
Austrian Airlines Logo
09:30 - 18:20DUB-PWM
13h 50m1 stop
€517Austrian Airlines
Find Deal
Fri, 1 May - Thu, 7 May
Air Canada Logo
06:00 - 08:15PWM-DUB
21h 15m2 stops
Air Canada Logo
09:50 - 21:27DUB-PWM
16h 37m2 stops
€520Air Canada
Find Deal
Fri, 1 May - Thu, 7 May
United Airlines Logo
19:22 - 10:40PWM-DUB
10h 18m1 stop
United Airlines Logo
09:50 - 21:27DUB-PWM
16h 37m2 stops
€521United Airlines
Find Deal
Fri, 1 May - Thu, 7 May

Delta flights from Portland, Maine to Dublin

Our best Delta deals on Portland, Maine to Dublin flight tickets
Delta
23 Jan
PWM06:17Portland
21h 28m
1 stop
DUB08:45Dublin
27 Jan
DUB05:55Dublin
36h 50m
2 stops
PWM13:45Portland
€417
Find similar
Delta
23 Jan
PWM12:20Portland
15h 25m
2 stops
DUB08:45Dublin
27 Jan
DUB13:25Dublin
15h 55m
2 stops
PWM00:20Portland
€422
Find similar
Delta
6 Feb
PWM14:35Portland
17h 05m
2 stops
DUB12:40Dublin
10 Feb
DUB05:55Dublin
23h 25m
2 stops
PWM00:20Portland
€426
Find similar

American Airlines flights from Portland, Maine to Dublin

Our best American Airlines deals on Portland, Maine to Dublin flight tickets
American Airlines
6 May
PWM16:12Portland
12h 33m
2 stops
DUB09:45Dublin
13 May
DUB09:30Dublin
17h 57m
1 stop
PWM22:27Portland
€475
Find similar
American Airlines
6 May
PWM13:15Portland
12h 15m
1 stop
DUB06:30Dublin
13 May
DUB09:30Dublin
10h 39m
1 stop
PWM15:09Portland
€482
Find similar
American Airlines
16 Jan
PWM15:58Portland
15h 07m
2 stops
DUB12:05Dublin
19 Jan
DUB11:30Dublin
16h 24m
1 stop
PWM22:54Portland
€558
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Portland, Maine 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, momondo users made 13,528 searches. Data last updated 25 November 2025.
Use the filters below to find and compare flights from Portland, Maine to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandDublin

PWM - DUB

PWMDUB

Portland

Fri 23/1

06:17-08:45

1 stop21h 28m

Dublin

Tue 27/1

05:55-13:45

2 stops36h 50m

€417

PortlandDublin

PWM - DUB

PWMDUB

Portland

Fri 23/1

12:20-08:45

2 stops15h 25m

Dublin

Tue 27/1

13:25-00:20

2 stops15h 55m

€422

PortlandDublin

PWM - DUB

PWMDUB

Portland

Fri 6/2

14:35-12:40

2 stops17h 05m

Dublin

Tue 10/2

05:55-00:20

2 stops23h 25m

€426

PortlandDublin

PWM - DUB

PWMDUB

Portland

Fri 24/4

06:30-09:25

2 stops45h 55m

Dublin

Sat 2/5

19:05-23:59

2 stops33h 54m

€457

PortlandDublin

PWM - DUB

PWMDUB

Portland

Wed 6/5

16:12-09:45

2 stops12h 33m

Dublin

Wed 13/5

09:30-22:27

1 stop17h 57m

€475

PortlandDublin

PWM - DUB

PWMDUB

Portland

Wed 6/5

06:00-08:15

2 stops21h 15m

Dublin

Wed 13/5

09:50-21:27

2 stops16h 37m

€476

PortlandDublin

PWM - DUB

PWMDUB

Portland

Wed 6/5

13:15-06:30

1 stop12h 15m

Dublin

Wed 13/5

09:30-15:09

1 stop10h 39m

€482

PortlandDublin

PWM - DUB

PWMDUB

Portland

Fri 1/5

11:17-07:30

1 stop15h 13m

Dublin

Thu 7/5

09:30-18:20

1 stop13h 50m

€517

PortlandDublin

PWM - DUB

PWMDUB

Portland

Fri 1/5

06:00-08:15

2 stops21h 15m

Dublin

Thu 7/5

09:50-21:27

2 stops16h 37m

€520

PortlandDublin

PWM - DUB

PWMDUB

Portland

Fri 1/5

19:22-10:40

1 stop10h 18m

Dublin

Thu 7/5

09:50-21:27

2 stops16h 37m

€521

Flights are sorted by cheapest return flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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See travel insights to Dublin from

How to get the cheapest flight ticket from Portland, Maine to Dublin

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Portland to Dublin?

JetBlue, Scandinavian Airlines, and Air Canada are the most popular carriers operating from Portland to Dublin

When to book flights from Portland, Maine to Dublin

Are you open to changing your travel dates? Check out the ideal times to fly from Portland, Maine to Dublin according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Portland, Maine to Dublin (PWM to DUB) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland, Maine to Dublin

Direct flights

None
There are no direct flights from Portland, Maine to Dublin. There are no popular flight routes from Portland, Maine to Dublin.
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  • How far is Portland to Dublin by plane?

    Portland and Dublin are 4666.1 km apart from one another. Typically, this will take 10h 18m by plane in normal conditions.

  • When did momondo last update prices for flights from Portland Airport to Dublin Airport?

    Prices for flights from Portland Airport to Dublin Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Portland Airport to Dublin Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portland Airport to Dublin Airport.

  • What documentation or ID do you need to fly to Dublin Airport?

    The travel and health documents you'll need for your trip to Dublin Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Dublin Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Kilkenny
Athlone
Wicklow
Swords
Cavan
Dundalk
Tullamore
Enniscorthy
Kildare
Bray
Mullingar
Naas
Arklow
Carlingford
Maynooth
Leixlip
Drogheda
Gorey
Malahide
Castleknock

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Dublin?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Portland to Dublin for you.

Can I find flights from Portland to Dublin with flexible booking policies on momondo?

All flight searches from Portland to Dublin on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Portland to Dublin?

Once you have performed a search for Portland to Dublin flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Portland to Dublin right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Dublin, momondo offers a useful price alert feature which will track prices for flights to Dublin from Portland and alert you when they change.

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