How do I get Price Alerts for flights from Portland, Maine to Dublin?

You can take advantage of momondo’s Price Alerts by first searching for your flights to Portland, Maine from Dublin . Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

How can I save money on flights from Portland, Maine to Dublin with momondo?

Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore” . Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

How does momondo find its flight prices?

We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

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.

€428 Cheap Flights from Portland to Dublin in 2025/26

1 adult

0 bags

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Find the cheapest flights from Portland, Maine to Dublin

Round-trip

One-way

Last minute

Cheap return flights

13:27 - 08:45PWM-DUB

14h 18m1 stop

10:45 - 00:05DUB-PWM

18h 20m1 stop

€428KLM

Find Deal

Wed, 22 Oct - Wed, 5 Nov

06:00 - 07:55PWM-DUB

20h 55m2 stops

09:45 - 12:00DUB-PWM

31h 15m2 stops

€432Delta

Find Deal

Wed, 22 Oct - Wed, 5 Nov

15:20 - 07:30PWM-DUB

11h 10m1 stop

10:40 - 21:14DUB-PWM

15h 34m1 stop

€453United Airlines

Find Deal

Wed, 18 Feb - Tue, 24 Feb

10:40 - 08:15PWM-DUB

16h 35m3 stops

09:00 - 23:17DUB-PWM

19h 17m2 stops

€476

Find Deal

Wed, 22 Oct - Wed, 5 Nov

19:31 - 07:10PWM-DUB

30h 39m2 stops

09:00 - 23:21DUB-PWM

43h 21m2 stops

€478Air Canada

Find Deal

Wed, 18 Feb - Wed, 25 Feb

19:31 - 09:55PWM-DUB

9h 24m1 stop

09:30 - 18:13DUB-PWM

12h 43m1 stop

€496United Airlines

Find Deal

Wed, 4 Mar - Sun, 8 Mar

13:16 - 09:10PWM-DUB

14h 54m2 stops

11:30 - 23:44DUB-PWM

17h 14m2 stops

€498American Airlines

Find Deal

Thu, 19 Feb - Tue, 24 Feb

15:00 - 07:10PWM-DUB

35h 10m2 stops

09:00 - 23:17DUB-PWM

43h 17m2 stops

€510Air Canada

Find Deal

Wed, 5 Nov - Sun, 9 Nov

06:00 - 09:55PWM-DUB

22h 55m1 stop

09:00 - 17:48DUB-PWM

37h 48m2 stops

€520

Find Deal

Wed, 5 Nov - Sun, 9 Nov

13:22 - 09:10PWM-DUB

14h 48m2 stops

11:30 - 22:29DUB-PWM

15h 59m1 stop

€537American Airlines

Find Deal

Fri, 9 Jan - Sat, 17 Jan

KLM flights from Portland, Maine to Dublin

Our best KLM deals on Portland, Maine to Dublin flight tickets

KLM

22 Oct

PWM13:27Portland

14h 18m

1 stop

DUB08:45Dublin

5 Nov

DUB10:45Dublin

18h 20m

1 stop

PWM00:05Portland

€428

Find similar

KLM

22 Oct

PWM11:41Portland

15h 14m

1 stop

DUB07:55Dublin

29 Oct

DUB10:45Dublin

17h 20m

1 stop

PWM00:05Portland

€487

Find similar

KLM

13 Oct

PWM14:38Portland

13h 37m

1 stop

DUB09:15Dublin

22 Oct

DUB13:15Dublin

15h 50m

1 stop

PWM00:05Portland

€492

Find similar

Delta flights from Portland, Maine to Dublin

Our best Delta deals on Portland, Maine to Dublin flight tickets

Delta

22 Oct

PWM06:00Portland

20h 55m

2 stops

DUB07:55Dublin

5 Nov

DUB09:45Dublin

31h 15m

2 stops

PWM12:00Portland

€432

Find similar

Delta

19 Nov

PWM13:25Portland

13h 20m

1 stop

DUB07:45Dublin

27 Nov

DUB09:45Dublin

31h 23m

2 stops

PWM12:08Portland

€441

Find similar

Delta

18 Feb

PWM06:30Portland

20h 20m

2 stops

DUB07:50Dublin

24 Feb

DUB09:45Dublin

17h 14m

1 stop

PWM21:59Portland

€445

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PortlandDublin

PWM - DUB

PWMDUB

Portland

Wed 22/10

13:27-08:45

1 stop14h 18m

Dublin

Wed 5/11

10:45-00:05

1 stop18h 20m

€428

PortlandDublin

PWM - DUB

PWMDUB

Portland

Wed 22/10

06:00-07:55

2 stops20h 55m

Dublin

Wed 5/11

09:45-12:00

2 stops31h 15m

€432

PortlandDublin

PWM - DUB

PWMDUB

Portland

Wed 18/2

15:20-07:30

1 stop11h 10m

Dublin

Tue 24/2

10:40-21:14

1 stop15h 34m

€453

PortlandDublin

PWM - DUB

PWMDUB

Portland

Wed 22/10

10:40-08:15

3 stops16h 35m

Dublin

Wed 5/11

09:00-23:17

2 stops19h 17m

€476

PortlandDublin

PWM - DUB

PWMDUB

Portland

Wed 18/2

19:31-07:10

2 stops30h 39m

Dublin

Wed 25/2

09:00-23:21

2 stops43h 21m

€478

PortlandDublin

PWM - DUB

PWMDUB

Portland

Wed 4/3

19:31-09:55

1 stop9h 24m

Dublin

Sun 8/3

09:30-18:13

1 stop12h 43m

€496

PortlandDublin

PWM - DUB

PWMDUB

Portland

Thu 19/2

13:16-09:10

2 stops14h 54m

Dublin

Tue 24/2

11:30-23:44

2 stops17h 14m

€498

PortlandDublin

PWM - DUB

PWMDUB

Portland

Wed 5/11

15:00-07:10

2 stops35h 10m

Dublin

Sun 9/11

09:00-23:17

2 stops43h 17m

€510

PortlandDublin

PWM - DUB

PWMDUB

Portland

Wed 5/11

06:00-09:55

1 stop22h 55m

Dublin

Sun 9/11

09:00-17:48

2 stops37h 48m

€520

PortlandDublin

PWM - DUB

PWMDUB

Portland

Fri 9/1

13:22-09:10

2 stops14h 48m

Dublin

Sat 17/1

11:30-22:29

1 stop15h 59m

€537

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

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.

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 9h 03m 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.

How do I get Price Alerts for flights from Portland, Maine to Dublin?
You can take advantage of momondo’s Price Alerts by first searching for your flights to Portland, Maine from Dublin. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.
How can I save money on flights from Portland, Maine to Dublin with momondo?
Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.
How does momondo find its flight prices?
We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Kilkenny

Athlone

Wicklow

Cavan

Swords

Dundalk

Tullamore

Enniscorthy

Kildare

Naas

Mullingar

Bray

Maynooth

Arklow

Drogheda

Malahide

Carlingford

Portmarnock

Castleknock

Leixlip

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

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Wed 15/10

Wed 22/10

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Cheap flights from Portland, Maine to Dublin from €428

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Portland, Maine to Dublin departing on 22/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Portland, Maine to Dublin

Cheap return flights

Cheap one-way flights

Cheap last-minute flights

KLM flights from Portland, Maine to Dublin

Our best KLM deals on Portland, Maine to Dublin flight tickets

Delta flights from Portland, Maine to Dublin

Our best Delta deals on Portland, Maine to Dublin flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Portland, Maine to Dublin that are best for you.

When to book flights from Portland, Maine to Dublin

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

How far is Portland to Dublin by plane?

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

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

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

How do I get Price Alerts for flights from Portland, Maine to Dublin?

How can I save money on flights from Portland, Maine to Dublin with momondo?

How does momondo find its flight prices?

Travelling to a place near Dublin?

Why use momondo?

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

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

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

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

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Ireland

Airports servicing Ireland