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Cheap flights from Portland to Dublin from €225

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 14/4. 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
€346Icelandair
Tue, 21 Apr - Wed, 29 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
€347Icelandair
Tue, 21 Apr - Wed, 29 Apr
Icelandair Logo
15:30 - 13:15
PDX
-
DUB
13h 45m
1 stop
Icelandair Logo
12:15 - 18:00
DUB
-
PDX
13h 45m
1 stop
€351Icelandair
Mon, 20 Apr - Wed, 29 Apr
Icelandair Logo
15:45 - 10:15
PDX
-
DUB
11h 30m
1 stop
Icelandair Logo
11:30 - 18:00
DUB
-
PDX
13h 30m
1 stop
€352Icelandair
Tue, 17 Mar - Wed, 25 Mar
Icelandair Logo
15:45 - 10:15
PDX
-
DUB
11h 30m
1 stop
Icelandair Logo
11:30 - 18:00
DUB
-
PDX
13h 30m
1 stop
€359Icelandair
Mon, 9 Mar - Wed, 25 Mar
Icelandair Logo
15:30 - 11:05
PDX
-
DUB
11h 35m
1 stop
Icelandair Logo
12:15 - 18:00
DUB
-
PDX
13h 45m
1 stop
€361Icelandair
Thu, 9 Apr - Fri, 17 Apr
Icelandair Logo
15:45 - 10:15
PDX
-
DUB
11h 30m
1 stop
Icelandair Logo
11:30 - 18:00
DUB
-
PDX
13h 30m
1 stop
€364Icelandair
Mon, 9 Mar - Wed, 25 Mar
Icelandair Logo
15:30 - 11:05
PDX
-
DUB
11h 35m
1 stop
Icelandair Logo
12:15 - 18:00
DUB
-
PDX
13h 45m
1 stop
€368Icelandair
Tue, 14 Apr - Fri, 24 Apr
Icelandair Logo
15:45 - 10:15
PDX
-
DUB
11h 30m
1 stop
Icelandair Logo
11:30 - 18:00
DUB
-
PDX
13h 30m
1 stop
€370Icelandair
Tue, 17 Mar - Wed, 25 Mar
Icelandair Logo
15:30 - 11:05
PDX
-
DUB
11h 35m
1 stop
Icelandair Logo
12:15 - 18:00
DUB
-
PDX
13h 45m
1 stop
€375Icelandair
Thu, 9 Apr - Sun, 19 Apr

Icelandair flights from Portland to Dublin

Our best Icelandair deals on Portland to Dublin flight tickets
Icelandair
21 Apr
PDX15:30Portland
11h 35m
1 stop
DUB11:05Dublin
29 Apr
DUB12:15Dublin
13h 45m
1 stop
PDX18:00Portland
€346
Icelandair
21 Apr
PDX15:30Portland
11h 35m
1 stop
DUB11:05Dublin
29 Apr
DUB12:15Dublin
13h 45m
1 stop
PDX18:00Portland
€347
Icelandair
20 Apr
PDX15:30Portland
13h 45m
1 stop
DUB13:15Dublin
29 Apr
DUB12:15Dublin
13h 45m
1 stop
PDX18:00Portland
€351

Delta flights from Portland to Dublin

Our best Delta deals on Portland to Dublin flight tickets
Delta
9 Mar
PDX07:00Portland
18h 45m
1 stop
DUB08:45Dublin
25 Mar
DUB09:45Dublin
17h 40m
1 stop
PDX20:25Portland
€403
Delta
24 Feb
PDX21:45Portland
27h 00m
2 stops
DUB08:45Dublin
10 Mar
DUB08:50Dublin
34h 35m
1 stop
PDX12:25Portland
€405
Delta
23 Apr
PDX06:15Portland
17h 40m
1 stop
DUB07:55Dublin
27 Apr
DUB08:55Dublin
34h 15m
1 stop
PDX11:10Portland
€406

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 4 February 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

Tue 21/4

15:30-11:05

1 stop11h 35m

Dublin

Wed 29/4

12:15-18:00

1 stop13h 45m

€346

PortlandDublin

PDX - DUB

PDXDUB

Portland

Tue 21/4

15:30-11:05

1 stop11h 35m

Dublin

Wed 29/4

12:15-18:00

1 stop13h 45m

€347

PortlandDublin

PDX - DUB

PDXDUB

Portland

Mon 20/4

15:30-13:15

1 stop13h 45m

Dublin

Wed 29/4

12:15-18:00

1 stop13h 45m

€351

PortlandDublin

PDX - DUB

PDXDUB

Portland

Tue 17/3

15:45-10:15

1 stop11h 30m

Dublin

Wed 25/3

11:30-18:00

1 stop13h 30m

€352

PortlandDublin

PDX - DUB

PDXDUB

Portland

Mon 9/3

15:45-10:15

1 stop11h 30m

Dublin

Wed 25/3

11:30-18:00

1 stop13h 30m

€359

PortlandDublin

PDX - DUB

PDXDUB

Portland

Thu 9/4

15:30-11:05

1 stop11h 35m

Dublin

Fri 17/4

12:15-18:00

1 stop13h 45m

€361

PortlandDublin

PDX - DUB

PDXDUB

Portland

Mon 9/3

15:45-10:15

1 stop11h 30m

Dublin

Wed 25/3

11:30-18:00

1 stop13h 30m

€364

PortlandDublin

PDX - DUB

PDXDUB

Portland

Tue 14/4

15:30-11:05

1 stop11h 35m

Dublin

Fri 24/4

12:15-18:00

1 stop13h 45m

€368

PortlandDublin

PDX - DUB

PDXDUB

Portland

Tue 17/3

15:45-10:15

1 stop11h 30m

Dublin

Wed 25/3

11:30-18:00

1 stop13h 30m

€370

PortlandDublin

PDX - DUB

PDXDUB

Portland

Thu 9/4

15:30-11:05

1 stop11h 35m

Dublin

Sun 19/4

12:15-18:00

1 stop13h 45m

€375

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 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 €437.

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 €527 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 €492 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 30m

Direct flights

None
The fastest flight from Portland to Dublin takes 11h 30m
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 30m 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
Naas
Swords
Dundalk
Tullamore
Kildare
Bray
Mullingar
Enniscorthy
Maynooth
Gorey
Malahide
Carlingford
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

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.
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