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Cheap flights from Portland, Maine to Dublin from $224

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 5/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Portland, Maine to Dublin

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
5:31 am - 7:45 am
PWM
-
DUB
21h 14m
1 stop
KLM Logo
1:25 pm - 12:18 am
DUB
-
PWM
15h 53m
2 stops
$483KLM
qui, fev 26 - qui, mar 5
KLM Logo
5:31 am - 7:45 am
PWM
-
DUB
21h 14m
1 stop
KLM Logo
1:25 pm - 12:18 am
DUB
-
PWM
15h 53m
2 stops
$484KLM
qui, fev 26 - qui, mar 5
KLM Logo
5:31 am - 7:45 am
PWM
-
DUB
21h 14m
1 stop
KLM Logo
10:45 am - 12:18 am
DUB
-
PWM
18h 33m
1 stop
$485KLM
qui, fev 26 - qui, mar 5
Delta Logo
5:31 am - 7:45 am
PWM
-
DUB
21h 14m
2 stops
Delta Logo
8:50 am - 12:18 am
DUB
-
PWM
20h 28m
2 stops
$488Delta
qui, fev 26 - qui, mar 5
Delta Logo
5:23 am - 7:45 am
PWM
-
DUB
22h 22m
1 stop
Delta Logo
10:45 am - 11:03 pm
DUB
-
PWM
16h 18m
1 stop
$566Delta
qua, mar 18 - qua, mar 25
United Airlines Logo
7:07 pm - 9:55 am
PWM
-
DUB
10h 48m
1 stop
United Airlines Logo
12:05 pm - 10:49 am
DUB
-
PWM
26h 44m
2 stops
$569United Airlines
qua, mar 18 - qua, mar 25
United Airlines Logo
3:10 pm - 7:30 am
PWM
-
DUB
11h 20m
1 stop
United Airlines Logo
9:00 am - 10:18 pm
DUB
-
PWM
18h 18m
2 stops
$600United Airlines
sex, fev 27 - sex, mar 6
United Airlines Logo
3:05 pm - 7:30 am
PWM
-
DUB
11h 25m
1 stop
United Airlines Logo
9:30 am - 6:25 pm
DUB
-
PWM
12h 55m
1 stop
$604United Airlines
qua, mar 4 - dom, mar 8
United Airlines Logo
6:00 am - 8:10 am
PWM
-
DUB
21h 10m
2 stops
United Airlines Logo
9:30 am - 6:25 pm
DUB
-
PWM
12h 55m
1 stop
$609United Airlines
qua, mar 4 - dom, mar 8
United Airlines Logo
3:10 pm - 7:30 am
PWM
-
DUB
11h 20m
1 stop
United Airlines Logo
12:05 pm - 2:32 pm
DUB
-
PWM
31h 27m
1 stop
$610United Airlines
sex, fev 27 - sex, mar 6

United Airlines flights from Portland, Maine to Dublin

Our best United Airlines deals on Portland, Maine to Dublin flight tickets
United Airlines
Mar 18
PWM7:07 pmPortland
10h 48m
1 stop
DUB9:55 amDublin
Mar 25
DUB12:05 pmDublin
26h 44m
2 stops
PWM10:49 amPortland
$569
United Airlines
Feb 27
PWM3:10 pmPortland
11h 20m
1 stop
DUB7:30 amDublin
Mar 6
DUB9:00 amDublin
18h 18m
2 stops
PWM10:18 pmPortland
$600
United Airlines
Mar 4
PWM3:05 pmPortland
11h 25m
1 stop
DUB7:30 amDublin
Mar 8
DUB9:30 amDublin
12h 55m
1 stop
PWM6:25 pmPortland
$604

Delta flights from Portland, Maine to Dublin

Our best Delta deals on Portland, Maine to Dublin flight tickets
Delta
Feb 26
PWM5:31 amPortland
21h 14m
2 stops
DUB7:45 amDublin
Mar 5
DUB5:55 amDublin
23h 23m
2 stops
PWM12:18 amPortland
$488
Delta
Mar 18
PWM5:23 amPortland
22h 22m
1 stop
DUB7:45 amDublin
Mar 25
DUB10:45 amDublin
16h 18m
1 stop
PWM11:03 pmPortland
$566
Delta
May 31
PWM2:35 pmPortland
13h 40m
1 stop
DUB9:15 amDublin
Jun 16
DUB5:55 amDublin
23h 04m
2 stops
PWM11:59 pmPortland
$619

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated janeiro 29, 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

qui 2/26

5:31 am-7:45 am

1 stop21h 14m

Dublin

qui 3/5

1:25 pm-12:18 am

2 stops15h 53m

$483

PortlandDublin

PWM - DUB

PWMDUB

Portland

qui 2/26

5:31 am-7:45 am

1 stop21h 14m

Dublin

qui 3/5

1:25 pm-12:18 am

2 stops15h 53m

$484

PortlandDublin

PWM - DUB

PWMDUB

Portland

qui 2/26

5:31 am-7:45 am

1 stop21h 14m

Dublin

qui 3/5

10:45 am-12:18 am

1 stop18h 33m

$485

PortlandDublin

PWM - DUB

PWMDUB

Portland

qui 2/26

5:31 am-7:45 am

2 stops21h 14m

Dublin

qui 3/5

8:50 am-12:18 am

2 stops20h 28m

$488

PortlandDublin

PWM - DUB

PWMDUB

Portland

qua 3/18

5:23 am-7:45 am

1 stop22h 22m

Dublin

qua 3/25

10:45 am-11:03 pm

1 stop16h 18m

$566

PortlandDublin

PWM - DUB

PWMDUB

Portland

qua 3/18

7:07 pm-9:55 am

1 stop10h 48m

Dublin

qua 3/25

12:05 pm-10:49 am

2 stops26h 44m

$569

PortlandDublin

PWM - DUB

PWMDUB

Portland

sex 2/27

3:10 pm-7:30 am

1 stop11h 20m

Dublin

sex 3/6

9:00 am-10:18 pm

2 stops18h 18m

$600

PortlandDublin

PWM - DUB

PWMDUB

Portland

qua 3/4

3:05 pm-7:30 am

1 stop11h 25m

Dublin

dom 3/8

9:30 am-6:25 pm

1 stop12h 55m

$604

PortlandDublin

PWM - DUB

PWMDUB

Portland

qua 3/4

6:00 am-8:10 am

2 stops21h 10m

Dublin

dom 3/8

9:30 am-6:25 pm

1 stop12h 55m

$609

PortlandDublin

PWM - DUB

PWMDUB

Portland

sex 2/27

3:10 pm-7:30 am

1 stop11h 20m

Dublin

sex 3/6

12:05 pm-2:32 pm

1 stop31h 27m

$610

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 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?

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

What airlines fly to Dublin?

Aer Lingus, Delta and JetBlue are the top three most popular airlines that fly to Dublin from Portland, Maine according to our data. Aer Lingus is the first choice among our users, with 58% of people opting to fly with this airline when traveling to Dublin. Keep in mind that there are 15 different airlines that fly to Dublin on a routine basis, so you have a few additional options to choose from.

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 round-trip 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 18m

Direct flights

None
The fastest flight from Portland, Maine to Dublin takes 10h 18m
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?

    Dublin is 2899.4 mi away from Portland. Flights usually cover this in 10h 18m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Portland Airport to Dublin Airport refresh daily.

  • How many operators does momondo search for flights from Portland Airport to Dublin Airport?

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify 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 required travel and health documents for your Dublin Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Dublin Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Portland, Maine to Dublin?

Best airlines flying from Portland, Maine to Dublin

Compare and see reviews for airlines that fly from Portland, Maine to Dublin with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $556Free CancellationRating
7.2
2,891 reviews
Search JetBlue flights
United AirlinesPriceFrom $575Free CancellationRating
7.4
9,215 reviews
Search United Airlines flights

Traveling to a place near Dublin?

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

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Dublin. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Portland to Dublin flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Dublin from Portland.

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

Yes momondo offers price alerts on flights to Dublin from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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