Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Portland, Maine to Dublin from €167

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
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.
American Airlines Logo
12:49 - 09:10
PWM
-
DUB
15h 21m
2 stops
American Airlines Logo
11:30 - 18:04
DUB
-
PWM
10h 34m
1 stop
€366American Airlines
Tue, 3 Mar - Tue, 10 Mar
American Airlines Logo
12:49 - 09:10
PWM
-
DUB
15h 21m
2 stops
American Airlines Logo
11:30 - 23:55
DUB
-
PWM
16h 25m
2 stops
€371American Airlines
Tue, 3 Mar - Tue, 10 Mar
American Airlines Logo
17:40 - 10:20
PWM
-
DUB
11h 40m
1 stop
American Airlines Logo
11:30 - 18:04
DUB
-
PWM
10h 34m
1 stop
€374American Airlines
Tue, 3 Mar - Tue, 10 Mar
United Airlines Logo
19:31 - 09:55
PWM
-
DUB
9h 24m
1 stop
United Airlines Logo
12:05 - 19:13
DUB
-
PWM
11h 08m
1 stop
€417United Airlines
Tue, 3 Mar - Tue, 10 Mar
Delta Logo
06:16 - 08:00
PWM
-
DUB
20h 44m
2 stops
Delta Logo
13:25 - 00:20
DUB
-
PWM
15h 55m
2 stops
€420Delta
Thu, 29 Jan - Tue, 3 Feb
Delta Logo
06:16 - 08:00
PWM
-
DUB
20h 44m
2 stops
Delta Logo
10:45 - 00:20
DUB
-
PWM
18h 35m
1 stop
€422Delta
Thu, 29 Jan - Wed, 4 Feb
American Airlines Logo
06:00 - 08:40
PWM
-
DUB
21h 40m
1 stop
American Airlines Logo
11:30 - 22:59
DUB
-
PWM
16h 29m
1 stop
€422American Airlines
Mon, 9 Feb - Mon, 23 Feb
Delta Logo
06:17 - 08:05
PWM
-
DUB
20h 48m
2 stops
Delta Logo
08:50 - 13:45
DUB
-
PWM
33h 55m
2 stops
€424Delta
Fri, 30 Jan - Sun, 1 Feb
American Airlines Logo
12:40 - 08:40
PWM
-
DUB
15h 00m
1 stop
American Airlines Logo
11:30 - 22:54
DUB
-
PWM
16h 24m
1 stop
€460American Airlines
Thu, 29 Jan - Sun, 1 Feb
United Airlines Logo
15:12 - 07:30
PWM
-
DUB
11h 18m
1 stop
United Airlines Logo
09:00 - 14:39
DUB
-
PWM
34h 39m
2 stops
€462United Airlines
Fri, 30 Jan - Wed, 4 Feb

American Airlines flights from Portland, Maine to Dublin

Our best American Airlines deals on Portland, Maine to Dublin flight tickets
American Airlines
3 Mar
PWM12:49Portland
15h 21m
2 stops
DUB09:10Dublin
10 Mar
DUB11:30Dublin
10h 34m
1 stop
PWM18:04Portland
€366
American Airlines
3 Mar
PWM12:49Portland
15h 21m
2 stops
DUB09:10Dublin
10 Mar
DUB11:30Dublin
16h 25m
2 stops
PWM23:55Portland
€371
American Airlines
3 Mar
PWM17:40Portland
11h 40m
1 stop
DUB10:20Dublin
10 Mar
DUB11:30Dublin
10h 34m
1 stop
PWM18:04Portland
€374

Delta flights from Portland, Maine to Dublin

Our best Delta deals on Portland, Maine to Dublin flight tickets
Delta
26 Jan
PWM06:17Portland
21h 28m
1 stop
DUB08:45Dublin
2 Feb
DUB08:50Dublin
20h 30m
2 stops
PWM00:20Portland
€416
Delta
26 Jan
PWM06:17Portland
21h 28m
1 stop
DUB08:45Dublin
3 Feb
DUB10:45Dublin
32h 00m
1 stop
PWM13:45Portland
€417
Delta
29 Jan
PWM06:16Portland
20h 44m
2 stops
DUB08:00Dublin
3 Feb
DUB13:25Dublin
15h 55m
2 stops
PWM00:20Portland
€420

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 19 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

Tue 3/3

12:49-09:10

2 stops15h 21m

Dublin

Tue 10/3

11:30-18:04

1 stop10h 34m

€366

PortlandDublin

PWM - DUB

PWMDUB

Portland

Tue 3/3

12:49-09:10

2 stops15h 21m

Dublin

Tue 10/3

11:30-23:55

2 stops16h 25m

€371

PortlandDublin

PWM - DUB

PWMDUB

Portland

Tue 3/3

17:40-10:20

1 stop11h 40m

Dublin

Tue 10/3

11:30-18:04

1 stop10h 34m

€374

PortlandDublin

PWM - DUB

PWMDUB

Portland

Tue 3/3

19:31-09:55

1 stop9h 24m

Dublin

Tue 10/3

12:05-19:13

1 stop11h 08m

€417

PortlandDublin

PWM - DUB

PWMDUB

Portland

Thu 29/1

06:16-08:00

2 stops20h 44m

Dublin

Tue 3/2

13:25-00:20

2 stops15h 55m

€420

PortlandDublin

PWM - DUB

PWMDUB

Portland

Thu 29/1

06:16-08:00

2 stops20h 44m

Dublin

Wed 4/2

10:45-00:20

1 stop18h 35m

€422

PortlandDublin

PWM - DUB

PWMDUB

Portland

Mon 9/2

06:00-08:40

1 stop21h 40m

Dublin

Mon 23/2

11:30-22:59

1 stop16h 29m

€422

PortlandDublin

PWM - DUB

PWMDUB

Portland

Fri 30/1

06:17-08:05

2 stops20h 48m

Dublin

Sun 1/2

08:50-13:45

2 stops33h 55m

€424

PortlandDublin

PWM - DUB

PWMDUB

Portland

Thu 29/1

12:40-08:40

1 stop15h 00m

Dublin

Sun 1/2

11:30-22:54

1 stop16h 24m

€460

PortlandDublin

PWM - DUB

PWMDUB

Portland

Fri 30/1

15:12-07:30

1 stop11h 18m

Dublin

Wed 4/2

09:00-14:39

2 stops34h 39m

€462

Flights are sorted by cheapest return flights first.

Showing 1-10 of 17 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 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

Fastest flight time

13h 50m

Direct flights

None
The fastest flight from Portland, Maine to Dublin takes 13h 50m
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 13h 50m 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
Naas
Tullamore
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
Wed 18/2
Wed 25/2
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Ireland