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Cheap flights from Portland to Ireland from €237

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 25/8. 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 to Ireland

Cheap return flights

Enter your travel dates to find the best prices.
Icelandair Logo
15:30 - 13:15
PDX
-
DUB
13h 45m
1 stop
Icelandair Logo
12:15 - 17:55
DUB
-
PDX
13h 40m
1 stop
€503Icelandair
Mon, 5 Oct - Fri, 16 Oct
Icelandair Logo
15:30 - 13:15
PDX
-
DUB
13h 45m
1 stop
Icelandair Logo
12:15 - 17:55
DUB
-
PDX
13h 40m
1 stop
€550Icelandair
Wed, 23 Sep - Wed, 30 Sep
Multiple Airlines Logo
19:05 - 11:05
PDX
-
DUB
32h 00m
1 stop
Multiple Airlines Logo
12:15 - 13:50
DUB
-
PDX
33h 35m
2 stops
€604Multiple Airlines
Wed, 22 Jul - Tue, 28 Jul
Multiple Airlines Logo
19:05 - 11:05
PDX
-
DUB
32h 00m
1 stop
Multiple Airlines Logo
12:15 - 13:50
DUB
-
PDX
33h 35m
3 stops
€606Multiple Airlines
Wed, 22 Jul - Tue, 28 Jul
United Airlines Logo
08:15 - 07:30
PDX
-
SNN
15h 15m
1 stop
United Airlines Logo
12:30 - 22:03
SNN
-
PDX
17h 33m
1 stop
€646United Airlines
Sun, 6 Sep - Thu, 10 Sep
United Airlines Logo
05:00 - 07:30
PDX
-
SNN
18h 30m
2 stops
United Airlines Logo
09:30 - 22:53
SNN
-
PDX
21h 23m
2 stops
€650United Airlines
Sun, 6 Sep - Thu, 10 Sep
KLM Logo
06:15 - 10:40
PDX
-
ORK
20h 25m
2 stops
KLM Logo
05:45 - 11:20
ORK
-
PDX
13h 35m
1 stop
€652KLM
Tue, 10 Nov - Wed, 18 Nov
KLM Logo
06:15 - 10:40
PDX
-
ORK
20h 25m
2 stops
KLM Logo
05:45 - 19:43
ORK
-
PDX
21h 58m
2 stops
€659KLM
Tue, 10 Nov - Wed, 18 Nov
Delta Logo
22:35 - 11:10
PDX
-
SNN
28h 35m
1 stop
Delta Logo
13:05 - 21:02
SNN
-
PDX
15h 57m
1 stop
€693Delta
Sat, 5 Sep - Sat, 19 Sep
Delta Logo
07:05 - 11:10
PDX
-
SNN
20h 05m
1 stop
Delta Logo
13:05 - 21:13
SNN
-
PDX
16h 08m
1 stop
€726Delta
Wed, 29 Jul - Fri, 7 Aug

Lufthansa flights from Portland to Ireland

Our best Lufthansa deals on Portland to Ireland flight tickets
Lufthansa
20 Sept
PDX15:30Portland
32h 15m
2 stops
DUB07:45Dublin
2 Oct
DUB09:50Dublin
17h 16m
1 stop
PDX19:06Portland
€634
Lufthansa
27 Sept
PDX08:30Portland
17h 15m
1 stop
DUB09:45Dublin
8 Oct
DUB09:50Dublin
17h 16m
2 stops
PDX19:06Portland
€651
Lufthansa
28 Jul
PDX07:00Portland
16h 30m
1 stop
SNN07:30Shannon
7 Aug
SNN09:30Shannon
21h 00m
1 stop
PDX22:30Portland
€725

Icelandair flights from Portland to Ireland

Our best Icelandair deals on Portland to Ireland flight tickets
Icelandair
5 Oct
PDX15:30Portland
13h 45m
1 stop
DUB13:15Dublin
16 Oct
DUB12:15Dublin
13h 40m
1 stop
PDX17:55Portland
€503
Icelandair
23 Sept
PDX15:30Portland
13h 45m
1 stop
DUB13:15Dublin
30 Sept
DUB12:15Dublin
13h 40m
1 stop
PDX17:55Portland
€550
Icelandair
27 Oct
PDX15:45Portland
11h 30m
1 stop
DUB10:15Dublin
11 Nov
DUB11:30Dublin
13h 30m
1 stop
PDX17:00Portland
€556

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 1 June 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
Fastest return journey

PortlandDublin

PDX - DUB

PDXDUB

Portland

Mon 5/10

15:30-13:15

1 stop13h 45m

Dublin

Fri 16/10

12:15-17:55

1 stop13h 40m

€503

PortlandDublin

PDX - DUB

PDXDUB

Portland

Wed 23/9

15:30-13:15

1 stop13h 45m

Dublin

Wed 30/9

12:15-17:55

1 stop13h 40m

€550

PortlandDublin

PDX - DUB

PDXDUB

Portland

Wed 22/7

19:05-11:05

1 stop32h 00m

Dublin

Tue 28/7

12:15-13:50

2 stops33h 35m

€604

PortlandDublin

PDX - DUB

PDXDUB

Portland

Wed 22/7

19:05-11:05

1 stop32h 00m

Dublin

Tue 28/7

12:15-13:50

3 stops33h 35m

€606

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sun 6/9

08:15-07:30

1 stop15h 15m

Shannon

Thu 10/9

12:30-22:03

1 stop17h 33m

€646

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sun 6/9

05:00-07:30

2 stops18h 30m

Shannon

Thu 10/9

09:30-22:53

2 stops21h 23m

€650

PortlandCork

PDX - ORK

PDXORK

Portland

Tue 10/11

06:15-10:40

2 stops20h 25m

Cork

Wed 18/11

05:45-11:20

1 stop13h 35m

€652

PortlandCork

PDX - ORK

PDXORK

Portland

Tue 10/11

06:15-10:40

2 stops20h 25m

Cork

Wed 18/11

05:45-19:43

2 stops21h 58m

€659

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sat 5/9

22:35-11:10

1 stop28h 35m

Shannon

Sat 19/9

13:05-21:02

1 stop15h 57m

€693

PortlandShannon

PDX - SNN

PDXSNN

Portland

Wed 29/7

07:05-11:10

1 stop20h 05m

Shannon

Fri 7/8

13:05-21:13

1 stop16h 08m

€726

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 €286.

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 €521 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 €445 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

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 €39
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