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Cheap flights from Portland, Maine to Dublin from €329

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.
1 adult
0 bags
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Cheap return flights

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Scandinavian Airlines Logo
06:16 - 11:45
PWM
-
DUB
24h 29m2 stops
Scandinavian Airlines Logo
10:10 - 00:20
DUB
-
PWM
43h 10m2 stops
€450Scandinavian Airlines
Wed, 21 Jan - Sun, 25 Jan
Scandinavian Airlines Logo
06:30 - 09:25
PWM
-
DUB
45h 55m2 stops
Scandinavian Airlines Logo
19:05 - 23:59
DUB
-
PWM
33h 54m2 stops
€479Scandinavian Airlines
Fri, 24 Apr - Sat, 2 May
American Airlines Logo
13:15 - 06:30
PWM
-
DUB
12h 15m1 stop
American Airlines Logo
09:30 - 22:27
DUB
-
PWM
17h 57m1 stop
€522American Airlines
Fri, 1 May - Fri, 8 May
United Airlines Logo
11:12 - 08:10
PWM
-
DUB
15h 58m2 stops
United Airlines Logo
10:40 - 14:31
DUB
-
PWM
32h 51m2 stops
€532United Airlines
Wed, 21 Jan - Sun, 25 Jan
United Airlines Logo
10:05 - 07:20
PWM
-
DUB
16h 15m1 stop
United Airlines Logo
09:50 - 13:38
DUB
-
PWM
32h 48m2 stops
€540United Airlines
Fri, 24 Apr - Sat, 2 May
Delta Logo
06:30 - 09:15
PWM
-
DUB
21h 45m1 stop
Delta Logo
08:55 - 23:59
DUB
-
PWM
20h 04m2 stops
€549Delta
Fri, 24 Apr - Sat, 2 May
Delta Logo
06:30 - 09:15
PWM
-
DUB
21h 45m1 stop
Delta Logo
13:15 - 23:59
DUB
-
PWM
15h 44m1 stop
€552Delta
Fri, 24 Apr - Sat, 2 May
KLM Logo
14:35 - 09:15
PWM
-
DUB
13h 40m1 stop
KLM Logo
13:25 - 23:59
DUB
-
PWM
15h 34m2 stops
€558KLM
Fri, 1 May - Fri, 8 May
Air France Logo
14:35 - 09:15
PWM
-
DUB
13h 40m1 stop
Air France Logo
13:15 - 13:54
DUB
-
PWM
29h 39m1 stop
€565Air France
Sun, 19 Apr - Sun, 26 Apr
Delta Logo
06:30 - 10:25
PWM
-
DUB
22h 55m2 stops
Delta Logo
06:00 - 23:59
DUB
-
PWM
22h 59m2 stops
€595Delta
Fri, 1 May - Fri, 8 May

Scandinavian Airlines flights from Portland, Maine to Dublin

Our best Scandinavian Airlines deals on Portland, Maine to Dublin flight tickets
Scandinavian Airlines
21 Jan
PWM06:16Portland
24h 29m
2 stops
DUB11:45Dublin
25 Jan
DUB10:10Dublin
43h 10m
2 stops
PWM00:20Portland
€450
Find similar
Scandinavian Airlines
24 Apr
PWM06:30Portland
45h 55m
2 stops
DUB09:25Dublin
2 May
DUB19:05Dublin
33h 54m
2 stops
PWM23:59Portland
€479
Find similar
Scandinavian Airlines
21 Feb
PWM14:35Portland
13h 50m
2 stops
DUB09:25Dublin
27 Feb
DUB12:30Dublin
40h 48m
2 stops
PWM00:18Portland
€703
Find similar

KLM flights from Portland, Maine to Dublin

Our best KLM deals on Portland, Maine to Dublin flight tickets
KLM
1 May
PWM14:35Portland
13h 40m
1 stop
DUB09:15Dublin
8 May
DUB13:25Dublin
15h 34m
2 stops
PWM23:59Portland
€558
Find similar
KLM
17 Apr
PWM14:35Portland
13h 40m
1 stop
DUB09:15Dublin
24 Apr
DUB13:15Dublin
15h 44m
1 stop
PWM23:59Portland
€681
Find similar
KLM
17 Apr
PWM14:35Portland
13h 40m
1 stop
DUB09:15Dublin
24 Apr
DUB13:15Dublin
15h 44m
1 stop
PWM23:59Portland
€715
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 10 December 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

Wed 21/1

06:16-11:45

2 stops24h 29m

Dublin

Sun 25/1

10:10-00:20

2 stops43h 10m

€450

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

€479

PortlandDublin

PWM - DUB

PWMDUB

Portland

Fri 1/5

13:15-06:30

1 stop12h 15m

Dublin

Fri 8/5

09:30-22:27

1 stop17h 57m

€522

PortlandDublin

PWM - DUB

PWMDUB

Portland

Wed 21/1

11:12-08:10

2 stops15h 58m

Dublin

Sun 25/1

10:40-14:31

2 stops32h 51m

€532

PortlandDublin

PWM - DUB

PWMDUB

Portland

Fri 24/4

10:05-07:20

1 stop16h 15m

Dublin

Sat 2/5

09:50-13:38

2 stops32h 48m

€540

PortlandDublin

PWM - DUB

PWMDUB

Portland

Fri 24/4

06:30-09:15

1 stop21h 45m

Dublin

Sat 2/5

08:55-23:59

2 stops20h 04m

€549

PortlandDublin

PWM - DUB

PWMDUB

Portland

Fri 24/4

06:30-09:15

1 stop21h 45m

Dublin

Sat 2/5

13:15-23:59

1 stop15h 44m

€552

PortlandDublin

PWM - DUB

PWMDUB

Portland

Fri 1/5

14:35-09:15

1 stop13h 40m

Dublin

Fri 8/5

13:25-23:59

2 stops15h 34m

€558

PortlandDublin

PWM - DUB

PWMDUB

Portland

Sun 19/4

14:35-09:15

1 stop13h 40m

Dublin

Sun 26/4

13:15-13:54

1 stop29h 39m

€565

PortlandDublin

PWM - DUB

PWMDUB

Portland

Fri 1/5

06:30-10:25

2 stops22h 55m

Dublin

Fri 8/5

06:00-23:59

2 stops22h 59m

€595

Flights are sorted by cheapest return flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
1
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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, Air France, and Delta 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

Fastest flight time

11h 53m

Direct flights

None
The fastest flight from Portland, Maine to Dublin takes 11h 53m
There are no direct flights from Portland, Maine to Dublin. There are no popular flight routes from Portland, Maine to Dublin.
Search flight deals

  • How far is Portland to Dublin by plane?

    Portland and Dublin are 4666.1 km apart from one another. Typically, this will take 11h 53m 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
Cavan
Swords
Dundalk
Tullamore
Kildare
Enniscorthy
Bray
Naas
Mullingar
Carlingford
Arklow
Maynooth
Gorey
Malahide
Leixlip
Castleknock
Drogheda

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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