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Cheap flights from Portland to Ireland 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 Ireland 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.
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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 - 13:15
PDX
-
DUB
13h 45m
1 stop
Icelandair Logo
14:15 - 18:00
DUB
-
PDX
11h 45m
1 stop
€328Icelandair
Mon, 20 Apr - Mon, 27 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
€329Icelandair
Thu, 23 Apr - Mon, 27 Apr
British Airways Logo
17:45 - 19:05
PDX
-
DUB
17h 20m
1 stop
British Airways Logo
07:35 - 15:55
DUB
-
PDX
16h 20m
1 stop
€339British Airways
Mon, 9 Feb - Wed, 25 Feb
British Airways Logo
11:48 - 13:35
PDX
-
DUB
17h 47m
2 stops
British Airways Logo
18:30 - 15:55
DUB
-
PDX
29h 25m
1 stop
€342British Airways
Tue, 17 Feb - Tue, 24 Feb
American Airlines Logo
17:45 - 15:45
PDX
-
SNN
14h 00m
1 stop
American Airlines Logo
07:50 - 16:55
SNN
-
PDX
16h 05m
1 stop
€436American Airlines
Fri, 6 Mar - Fri, 13 Mar
American Airlines Logo
23:35 - 06:20
PDX
-
SNN
22h 45m
2 stops
American Airlines Logo
07:50 - 16:55
SNN
-
PDX
16h 05m
1 stop
€439American Airlines
Thu, 5 Mar - Wed, 11 Mar
Multiple Airlines Logo
21:48 - 21:00
PDX
-
ORK
40h 12m
2 stops
Multiple Airlines Logo
07:20 - 17:40
ORK
-
PDX
18h 20m
1 stop
€535Multiple Airlines
Fri, 13 Mar - Thu, 9 Apr
Delta Logo
22:30 - 15:00
PDX
-
ORK
33h 30m
2 stops
Delta Logo
10:50 - 11:10
ORK
-
PDX
32h 20m
1 stop
€623Delta
Sun, 22 Mar - Tue, 31 Mar

Icelandair flights from Portland to Ireland

Our best Icelandair deals on Portland to Ireland 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
12 May
PDX15:30Portland
11h 35m
1 stop
DUB11:05Dublin
20 May
DUB12:15Dublin
13h 40m
1 stop
PDX17:55Portland
€322
Icelandair
14 May
PDX15:30Portland
11h 35m
1 stop
DUB11:05Dublin
20 May
DUB12:15Dublin
13h 40m
1 stop
PDX17:55Portland
€326

British Airways flights from Portland to Ireland

Our best British Airways deals on Portland to Ireland flight tickets
British Airways
9 Feb
PDX17:45Portland
13h 55m
1 stop
DUB15:40Dublin
25 Feb
DUB10:00Dublin
13h 55m
1 stop
PDX15:55Portland
€339
British Airways
2 Feb
PDX06:00Portland
21h 15m
2 stops
DUB11:15Dublin
10 Feb
DUB18:00Dublin
29h 55m
1 stop
PDX15:55Portland
€342
British Airways
9 Feb
PDX14:18Portland
19h 27m
2 stops
DUB17:45Dublin
25 Feb
DUB10:00Dublin
13h 55m
1 stop
PDX15:55Portland
€343

momondo Fare Finder

 
Customise your flight search to find flights from Portland to Ireland 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 22 January 2026.
Use the filters below to find and compare flights from Portland to Ireland 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

Mon 20/4

15:30-13:15

1 stop13h 45m

Dublin

Mon 27/4

14:15-18:00

1 stop11h 45m

€328

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

€329

PortlandDublin

PDX - DUB

PDXDUB

Portland

Mon 9/2

17:45-19:05

1 stop17h 20m

Dublin

Wed 25/2

07:35-15:55

1 stop16h 20m

€339

PortlandDublin

PDX - DUB

PDXDUB

Portland

Tue 17/2

11:48-13:35

2 stops17h 47m

Dublin

Tue 24/2

18:30-15:55

1 stop29h 25m

€342

PortlandShannon

PDX - SNN

PDXSNN

Portland

Fri 6/3

17:45-15:45

1 stop14h 00m

Shannon

Fri 13/3

07:50-16:55

1 stop16h 05m

€436

PortlandShannon

PDX - SNN

PDXSNN

Portland

Thu 5/3

23:35-06:20

2 stops22h 45m

Shannon

Wed 11/3

07:50-16:55

1 stop16h 05m

€439

PortlandCork

PDX - ORK

PDXORK

Portland

Fri 13/3

21:48-21:00

2 stops40h 12m

Cork

Thu 9/4

07:20-17:40

1 stop18h 20m

€535

PortlandCork

PDX - ORK

PDXORK

Portland

Sun 22/3

22:30-15:00

2 stops33h 30m

Cork

Tue 31/3

10:50-11:10

1 stop32h 20m

€623

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Ireland from

How to get the cheapest flight ticket from Portland to Ireland

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 Ireland?

The month of February is another great option to travel to Ireland, with average flight prices from Portland averaging around €441.

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

You are more likely to see cheaper flights to Ireland from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland 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 Ireland from Portland for as low as €497 on momondo.

Cheap Portland to Ireland flight deals and tips

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

Fastest flight time

11h 35m

Direct flights

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

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

    Prices for flights from Portland Airport to Ireland are refreshed on a daily basis.

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

    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 stopovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Ireland.

  • What documentation or ID do you need to fly to Ireland?

    The necessary travel and health documents for your Ireland 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.

Why use momondo?

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

It is quick and easy to find Portland to Ireland 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 Ireland that suits you.

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

momondo does allow users to show only those flights to Ireland from Portland which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Portland and Ireland 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 Ireland right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Ireland, momondo offers a useful price alert feature which will track prices for flights to Ireland from Portland and alert you when they change.

An easier way to manage your Ireland 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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Find better results for your trip to Ireland

Popular Cities in Ireland

Popular flights according to clicks in the last 7 days on momondo
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