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Cheap flights from Portland to Dublin from €241

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 to Dublin departing on 14/5. 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

Enter your travel dates to find the best prices.
Icelandair Logo
15:30 - 11:05
PDX
-
DUB
11h 35m
1 stop
Icelandair Logo
12:15 - 18:00
DUB
-
PDX
13h 45m
1 stop
€308Icelandair
Thu, 2 Apr - Wed, 8 Apr
Icelandair Logo
15:30 - 11:05
PDX
-
DUB
11h 35m
1 stop
Icelandair Logo
12:15 - 18:00
DUB
-
PDX
13h 45m
1 stop
€309Icelandair
Sat, 4 Apr - Sun, 19 Apr
Icelandair Logo
15:30 - 11:05
PDX
-
DUB
11h 35m
1 stop
Icelandair Logo
14:15 - 18:00
DUB
-
PDX
11h 45m
1 stop
€328Icelandair
Thu, 23 Apr - Mon, 27 Apr
Icelandair Logo
15:30 - 11:05
PDX
-
DUB
11h 35m
1 stop
Icelandair Logo
12:15 - 18:00
DUB
-
PDX
13h 45m
1 stop
€332Icelandair
Sat, 18 Apr - Wed, 29 Apr
Icelandair Logo
15:30 - 13:15
PDX
-
DUB
13h 45m
1 stop
Icelandair Logo
14:15 - 18:00
DUB
-
PDX
11h 45m
1 stop
€332Icelandair
Mon, 13 Apr - Mon, 20 Apr
Icelandair Logo
15:30 - 11:05
PDX
-
DUB
11h 35m
1 stop
Icelandair Logo
12:15 - 18:00
DUB
-
PDX
13h 45m
1 stop
€335Icelandair
Sat, 18 Apr - Sun, 3 May
Icelandair Logo
15:30 - 11:05
PDX
-
DUB
11h 35m
1 stop
Icelandair Logo
12:15 - 18:00
DUB
-
PDX
13h 45m
1 stop
€339Icelandair
Thu, 23 Apr - Fri, 1 May
British Airways Logo
11:48 - 15:40
PDX
-
DUB
19h 52m
2 stops
British Airways Logo
18:00 - 15:55
DUB
-
PDX
29h 55m
1 stop
€343British Airways
Tue, 17 Feb - Tue, 24 Feb
British Airways Logo
13:52 - 16:35
PDX
-
DUB
18h 43m
2 stops
British Airways Logo
10:20 - 15:55
DUB
-
PDX
13h 35m
1 stop
€344British Airways
Wed, 18 Feb - Wed, 25 Feb
British Airways Logo
18:45 - 17:45
PDX
-
DUB
16h 00m
1 stop
British Airways Logo
06:40 - 16:55
DUB
-
PDX
17h 15m
1 stop
€344British Airways
Wed, 11 Mar - Fri, 20 Mar

Icelandair flights from Portland to Dublin

Our best Icelandair deals on Portland to Dublin flight tickets
Icelandair
2 Apr
PDX15:30Portland
11h 35m
1 stop
DUB11:05Dublin
8 Apr
DUB12:15Dublin
13h 45m
1 stop
PDX18:00Portland
€308
Icelandair
4 Apr
PDX15:30Portland
11h 35m
1 stop
DUB11:05Dublin
19 Apr
DUB12:15Dublin
13h 45m
1 stop
PDX18:00Portland
€309
Icelandair
20 Apr
PDX15:30Portland
13h 45m
1 stop
DUB13:15Dublin
27 Apr
DUB14:15Dublin
11h 45m
1 stop
PDX18:00Portland
€328

British Airways flights from Portland to Dublin

Our best British Airways deals on Portland to Dublin flight tickets
British Airways
9 Feb
PDX17:45Portland
17h 20m
1 stop
DUB19:05Dublin
25 Feb
DUB07:35Dublin
16h 20m
1 stop
PDX15:55Portland
€339
British Airways
17 Feb
PDX11:48Portland
17h 47m
2 stops
DUB13:35Dublin
24 Feb
DUB18:30Dublin
29h 25m
1 stop
PDX15:55Portland
€343
British Airways
18 Feb
PDX13:52Portland
18h 43m
2 stops
DUB16:35Dublin
25 Feb
DUB10:20Dublin
13h 35m
1 stop
PDX15:55Portland
€344

momondo Fare Finder

 
Customise your flight search to find flights from Portland 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 21 January 2026.
Use the filters below to find and compare flights from Portland to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandDublin

PDX - DUB

PDXDUB

Portland

Thu 2/4

15:30-11:05

1 stop11h 35m

Dublin

Wed 8/4

12:15-18:00

1 stop13h 45m

€308

PortlandDublin

PDX - DUB

PDXDUB

Portland

Sat 4/4

15:30-11:05

1 stop11h 35m

Dublin

Sun 19/4

12:15-18:00

1 stop13h 45m

€309

PortlandDublin

PDX - DUB

PDXDUB

Portland

Thu 23/4

15:30-11:05

1 stop11h 35m

Dublin

Mon 27/4

14:15-18:00

1 stop11h 45m

€328

PortlandDublin

PDX - DUB

PDXDUB

Portland

Sat 18/4

15:30-11:05

1 stop11h 35m

Dublin

Wed 29/4

12:15-18:00

1 stop13h 45m

€332

PortlandDublin

PDX - DUB

PDXDUB

Portland

Mon 13/4

15:30-13:15

1 stop13h 45m

Dublin

Mon 20/4

14:15-18:00

1 stop11h 45m

€332

PortlandDublin

PDX - DUB

PDXDUB

Portland

Sat 18/4

15:30-11:05

1 stop11h 35m

Dublin

Sun 3/5

12:15-18:00

1 stop13h 45m

€335

PortlandDublin

PDX - DUB

PDXDUB

Portland

Thu 23/4

15:30-11:05

1 stop11h 35m

Dublin

Fri 1/5

12:15-18:00

1 stop13h 45m

€339

PortlandDublin

PDX - DUB

PDXDUB

Portland

Tue 17/2

11:48-15:40

2 stops19h 52m

Dublin

Tue 24/2

18:00-15:55

1 stop29h 55m

€343

PortlandDublin

PDX - DUB

PDXDUB

Portland

Wed 18/2

13:52-16:35

2 stops18h 43m

Dublin

Wed 25/2

10:20-15:55

1 stop13h 35m

€344

PortlandDublin

PDX - DUB

PDXDUB

Portland

Wed 11/3

18:45-17:45

1 stop16h 00m

Dublin

Fri 20/3

06:40-16:55

1 stop17h 15m

€344

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Dublin from

How to get the cheapest flight ticket from Portland 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 typical price of a round-trip flight between Portland and Dublin?

What is the cheapest month to fly to Dublin?

If you aren’t able to travel during the month of November, then book flights to Dublin from Portland during February instead. Flights to Dublin in February, while not as cheap as those in November, still average around €442.

How far in advance should I book a flight to Dublin?

You are more likely to see cheaper flights to Dublin from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around €533 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Portland for as low as €497 on momondo.

How have Portland to Dublin flight prices changed over time?

When to book flights from Portland to Dublin

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Dublin according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Portland to Dublin (PDX to DUB) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Dublin

Fastest flight time

11h 35m

Direct flights

None
The fastest flight from Portland to Dublin takes 11h 35m
There are no direct flights from Portland to Dublin. There are no popular flight routes from Portland to Dublin.
Search flight deals

  • How far is Portland to Dublin by plane?

    A flight from Portland to Dublin will travel around 7475.1 km. Typically, this will take 11h 35m 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 refresh daily.

  • 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 offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. 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 necessary travel and health documents for your Dublin Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking 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?

It is quick and easy to find Portland to Dublin flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Dublin that suits 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?

momondo helps you find the best flight between Portland and Dublin by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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