Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Portland, Maine to Dublin from €183

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 30/3. 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
Voted the Winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Portland, Maine to Dublin

Cheap return flights

Enter your travel dates to find the best prices.
Delta Logo
14:35 - 08:45
PWM
-
DUB
13h 10m1 stop
Delta Logo
05:55 - 22:27
DUB
-
PWM
21h 32m2 stops
€411Delta
Wed, 28 Jan - Wed, 4 Feb
Delta Logo
14:35 - 08:45
PWM
-
DUB
13h 10m1 stop
Delta Logo
10:45 - 00:20
DUB
-
PWM
18h 35m1 stop
€412Delta
Wed, 28 Jan - Wed, 4 Feb
Delta Logo
12:20 - 08:45
PWM
-
DUB
15h 25m2 stops
Delta Logo
08:50 - 22:27
DUB
-
PWM
18h 37m2 stops
€415Delta
Wed, 28 Jan - Wed, 4 Feb
Delta Logo
05:31 - 07:45
PWM
-
DUB
21h 14m2 stops
Delta Logo
09:45 - 23:22
DUB
-
PWM
17h 37m1 stop
€416Delta
Thu, 5 Mar - Wed, 11 Mar
Delta Logo
06:18 - 12:40
PWM
-
DUB
25h 22m2 stops
Delta Logo
09:45 - 23:06
DUB
-
PWM
18h 21m1 stop
€421Delta
Sun, 15 Feb - Sun, 22 Feb
Delta Logo
14:51 - 09:15
PWM
-
DUB
13h 24m1 stop
Delta Logo
13:25 - 23:59
DUB
-
PWM
39h 34m2 stops
€422Delta
Mon, 4 May - Wed, 6 May
Multiple Airlines Logo
14:51 - 09:15
PWM
-
DUB
13h 24m1 stop
Multiple Airlines Logo
13:15 - 00:46
DUB
-
PWM
16h 31m1 stop
€425Multiple Airlines
Mon, 4 May - Wed, 6 May
Multiple Airlines Logo
14:51 - 10:45
PWM
-
DUB
14h 54m2 stops
Multiple Airlines Logo
13:25 - 00:46
DUB
-
PWM
16h 21m2 stops
€427Multiple Airlines
Mon, 4 May - Wed, 6 May
Multiple Airlines Logo
14:51 - 10:45
PWM
-
DUB
14h 54m2 stops
Multiple Airlines Logo
13:15 - 00:46
DUB
-
PWM
16h 31m1 stop
€429Multiple Airlines
Tue, 5 May - Wed, 6 May
Delta Logo
14:35 - 12:40
PWM
-
DUB
17h 05m2 stops
Delta Logo
09:45 - 12:00
DUB
-
PWM
31h 15m2 stops
€434Delta
Sun, 15 Feb - Sun, 22 Feb

Delta flights from Portland, Maine to Dublin

Our best Delta deals on Portland, Maine to Dublin flight tickets
Delta
28 Jan
PWM14:35Portland
13h 10m
1 stop
DUB08:45Dublin
4 Feb
DUB05:55Dublin
21h 32m
2 stops
PWM22:27Portland
€411
Find similar
Delta
28 Jan
PWM14:35Portland
13h 10m
1 stop
DUB08:45Dublin
4 Feb
DUB10:45Dublin
18h 35m
1 stop
PWM00:20Portland
€412
Find similar
Delta
28 Jan
PWM12:20Portland
15h 25m
2 stops
DUB08:45Dublin
4 Feb
DUB08:50Dublin
18h 37m
2 stops
PWM22:27Portland
€415
Find similar

Scandinavian Airlines flights from Portland, Maine to Dublin

Our best Scandinavian Airlines deals on Portland, Maine to Dublin flight tickets
Scandinavian Airlines
25 Jan
PWM14:35Portland
16h 10m
2 stops
DUB11:45Dublin
30 Jan
DUB12:30Dublin
40h 29m
2 stops
PWM23:59Portland
€635
Find similar
Scandinavian Airlines
25 Jan
PWM14:35Portland
16h 10m
2 stops
DUB11:45Dublin
30 Jan
DUB12:30Dublin
40h 29m
2 stops
PWM23:59Portland
€712
Find similar
Scandinavian Airlines
31 Jan
PWM14:35Portland
13h 50m
2 stops
DUB09:25Dublin
3 Feb
DUB12:30Dublin
40h 50m
2 stops
PWM00:20Portland
€723
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 1 January 2026.
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 28/1

14:35-08:45

1 stop13h 10m

Dublin

Wed 4/2

05:55-22:27

2 stops21h 32m

€411

PortlandDublin

PWM - DUB

PWMDUB

Portland

Wed 28/1

14:35-08:45

1 stop13h 10m

Dublin

Wed 4/2

10:45-00:20

1 stop18h 35m

€412

PortlandDublin

PWM - DUB

PWMDUB

Portland

Wed 28/1

12:20-08:45

2 stops15h 25m

Dublin

Wed 4/2

08:50-22:27

2 stops18h 37m

€415

PortlandDublin

PWM - DUB

PWMDUB

Portland

Thu 5/3

05:31-07:45

2 stops21h 14m

Dublin

Wed 11/3

09:45-23:22

1 stop17h 37m

€416

PortlandDublin

PWM - DUB

PWMDUB

Portland

Sun 15/2

06:18-12:40

2 stops25h 22m

Dublin

Sun 22/2

09:45-23:06

1 stop18h 21m

€421

PortlandDublin

PWM - DUB

PWMDUB

Portland

Mon 4/5

14:51-09:15

1 stop13h 24m

Dublin

Wed 6/5

13:25-23:59

2 stops39h 34m

€422

PortlandDublin

PWM - DUB

PWMDUB

Portland

Mon 4/5

14:51-09:15

1 stop13h 24m

Dublin

Wed 6/5

13:15-00:46

1 stop16h 31m

€425

PortlandDublin

PWM - DUB

PWMDUB

Portland

Mon 4/5

14:51-10:45

2 stops14h 54m

Dublin

Wed 6/5

13:25-00:46

2 stops16h 21m

€427

PortlandDublin

PWM - DUB

PWMDUB

Portland

Tue 5/5

14:51-10:45

2 stops14h 54m

Dublin

Wed 6/5

13:15-00:46

1 stop16h 31m

€429

PortlandDublin

PWM - DUB

PWMDUB

Portland

Sun 15/2

14:35-12:40

2 stops17h 05m

Dublin

Sun 22/2

09:45-12:00

2 stops31h 15m

€434

Flights are sorted by cheapest return flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

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?

American Airlines, Air France, and KLM 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

10h 58m

Direct flights

None
The fastest flight from Portland, Maine to Dublin takes 10h 58m
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 10h 58m 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
Naas
Kildare
Enniscorthy
Bray
Mullingar
Carlingford
Gorey
Malahide
Maynooth
Leixlip
Arklow
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.

An easier way to manage your Dublin trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 31/1
Sat 7/2
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Ireland