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Cheap flights from Portland to Ireland from €236

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 10/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags
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Find the cheapest flights from Portland to Ireland

Cheap return flights

Enter your travel dates to find the best prices.
Delta Logo
09:40 - 16:40
PDX
-
ORK
23h 00m
2 stops
Delta Logo
05:40 - 11:20
ORK
-
PDX
13h 40m
1 stop
€650Delta
Tue, 10 Nov - Wed, 18 Nov
Delta Logo
22:50 - 07:45
PDX
-
DUB
24h 55m
1 stop
Delta Logo
13:25 - 11:20
DUB
-
PDX
29h 55m
1 stop
€650Delta
Tue, 3 Nov - Tue, 17 Nov
Multiple Airlines Logo
15:30 - 16:55
PDX
-
DUB
17h 25m
2 stops
Multiple Airlines Logo
09:50 - 19:06
DUB
-
PDX
17h 16m
2 stops
€652Multiple Airlines
Mon, 12 Oct - Tue, 20 Oct
United Airlines Logo
14:27 - 09:45
PDX
-
DUB
35h 18m
1 stop
United Airlines Logo
09:50 - 09:31
DUB
-
PDX
31h 41m
1 stop
€653United Airlines
Tue, 22 Sep - Wed, 30 Sep
United Airlines Logo
08:25 - 07:20
PDX
-
DUB
14h 55m
1 stop
United Airlines Logo
09:20 - 14:26
DUB
-
PDX
37h 06m
2 stops
€659United Airlines
Wed, 23 Sep - Fri, 16 Oct
Delta Logo
07:00 - 10:40
PDX
-
ORK
19h 40m
2 stops
Delta Logo
05:40 - 16:34
ORK
-
PDX
18h 54m
2 stops
€659Delta
Tue, 10 Nov - Wed, 18 Nov
United Airlines Logo
07:02 - 07:45
PDX
-
DUB
16h 43m
2 stops
United Airlines Logo
09:20 - 13:15
DUB
-
PDX
35h 55m
2 stops
€661United Airlines
Wed, 23 Sep - Fri, 16 Oct
Icelandair Logo
15:30 - 11:05
PDX
-
DUB
11h 35m
1 stop
Icelandair Logo
12:15 - 17:55
DUB
-
PDX
13h 40m
1 stop
€662Icelandair
Tue, 25 Aug - Fri, 11 Sep
Multiple Airlines Logo
10:56 - 11:10
PDX
-
DUB
16h 14m
1 stop
Multiple Airlines Logo
09:50 - 09:31
DUB
-
PDX
31h 41m
1 stop
€664Multiple Airlines
Wed, 23 Sep - Fri, 16 Oct
Air Canada Logo
19:45 - 07:45
PDX
-
DUB
28h 00m
2 stops
Air Canada Logo
09:20 - 19:11
DUB
-
PDX
17h 51m
2 stops
€669Air Canada
Tue, 22 Sep - Wed, 30 Sep

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United Airlines flights from Portland to Ireland

Our best United Airlines deals on Portland to Ireland flight tickets
United Airlines
22 Sept
PDX14:27Portland
35h 18m
1 stop
DUB09:45Dublin
30 Sept
DUB09:50Dublin
31h 41m
1 stop
PDX09:31Portland
€653
United Airlines
23 Sept
PDX08:25Portland
14h 55m
1 stop
DUB07:20Dublin
16 Oct
DUB09:20Dublin
37h 06m
2 stops
PDX14:26Portland
€659
United Airlines
23 Sept
PDX07:02Portland
16h 43m
2 stops
DUB07:45Dublin
16 Oct
DUB09:20Dublin
35h 55m
2 stops
PDX13:15Portland
€661

Icelandair flights from Portland to Ireland

Our best Icelandair deals on Portland to Ireland flight tickets
Icelandair
25 Aug
PDX15:30Portland
11h 35m
1 stop
DUB11:05Dublin
11 Sept
DUB12:15Dublin
13h 40m
1 stop
PDX17:55Portland
€662
Icelandair
24 Jul
PDX19:05Portland
32h 00m
1 stop
DUB11:05Dublin
29 Jul
DUB12:15Dublin
19h 15m
2 stops
PDX23:30Portland
€692
Icelandair
27 Aug
PDX15:30Portland
11h 35m
1 stop
DUB11:05Dublin
11 Sept
DUB12:15Dublin
13h 40m
1 stop
PDX17:55Portland
€702

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 11 July 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

Cheapest return flight

PortlandCork

PDX - ORK

PDXORK

Portland

Tue 10/11

09:40-16:40

2 stops23h 00m

Cork

Wed 18/11

05:40-11:20

1 stop13h 40m

€650

PortlandDublin

PDX - DUB

PDXDUB

Portland

Tue 3/11

22:50-07:45

1 stop24h 55m

Dublin

Tue 17/11

13:25-11:20

1 stop29h 55m

€650

PortlandDublin

PDX - DUB

PDXDUB

Portland

Mon 12/10

15:30-16:55

2 stops17h 25m

Dublin

Tue 20/10

09:50-19:06

2 stops17h 16m

€652

PortlandDublin

PDX - DUB

PDXDUB

Portland

Tue 22/9

14:27-09:45

1 stop35h 18m

Dublin

Wed 30/9

09:50-09:31

1 stop31h 41m

€653

PortlandDublin

PDX - DUB

PDXDUB

Portland

Wed 23/9

08:25-07:20

1 stop14h 55m

Dublin

Fri 16/10

09:20-14:26

2 stops37h 06m

€659

PortlandCork

PDX - ORK

PDXORK

Portland

Tue 10/11

07:00-10:40

2 stops19h 40m

Cork

Wed 18/11

05:40-16:34

2 stops18h 54m

€659

PortlandDublin

PDX - DUB

PDXDUB

Portland

Wed 23/9

07:02-07:45

2 stops16h 43m

Dublin

Fri 16/10

09:20-13:15

2 stops35h 55m

€661
Fastest return journey

PortlandDublin

PDX - DUB

PDXDUB

Portland

Tue 25/8

15:30-11:05

1 stop11h 35m

Dublin

Fri 11/9

12:15-17:55

1 stop13h 40m

€662

PortlandDublin

PDX - DUB

PDXDUB

Portland

Wed 23/9

10:56-11:10

1 stop16h 14m

Dublin

Fri 16/10

09:50-09:31

1 stop31h 41m

€664

PortlandDublin

PDX - DUB

PDXDUB

Portland

Tue 22/9

19:45-07:45

2 stops28h 00m

Dublin

Wed 30/9

09:20-19:11

2 stops17h 51m

€669

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 November is another great option to travel to Ireland, with average flight prices from Portland averaging around €292.

How far in advance should I book a flight from Portland 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 €569 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 €546 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 30m

Direct flights

None
The fastest flight from Portland to Ireland takes 11h 30m
There are no direct flights from Portland to Ireland. There are no popular flight routes from Portland to Ireland.
Search flight deals

Frequently asked questions about flying from Portland to Ireland

  • 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
Flights to Dublinfrom €37
Flights to Corkfrom €80
Flights to Shannon, Clarefrom €84
Flights to Milltown (Kerry)from €39
Flights to Donegalfrom €76