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Cheap flights from Portland to Ireland 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 Ireland departing on 28/9. 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.
KLM Logo
10:15 - 10:40
PDX
-
ORK
16h 25m
2 stops
KLM Logo
05:45 - 11:20
ORK
-
PDX
13h 35m
1 stop
€654KLM
Tue, 10 Nov - Wed, 18 Nov
United Airlines Logo
10:58 - 10:15
PDX
-
SNN
15h 17m
1 stop
United Airlines Logo
12:30 - 21:27
SNN
-
PDX
16h 57m
1 stop
€656United Airlines
Wed, 7 Oct - Wed, 21 Oct
United Airlines Logo
05:30 - 10:15
PDX
-
SNN
20h 45m
3 stops
United Airlines Logo
12:30 - 22:57
SNN
-
PDX
18h 27m
2 stops
€660United Airlines
Wed, 7 Oct - Wed, 21 Oct
KLM Logo
10:15 - 10:40
PDX
-
ORK
16h 25m
2 stops
KLM Logo
05:45 - 18:17
ORK
-
PDX
20h 32m
2 stops
€663KLM
Tue, 10 Nov - Wed, 18 Nov
Delta Logo
22:55 - 08:45
PDX
-
DUB
25h 50m
1 stop
Delta Logo
13:15 - 21:02
DUB
-
PDX
15h 47m
1 stop
€667Delta
Sat, 19 Sep - Thu, 1 Oct
Multiple Airlines Logo
23:40 - 09:45
PDX
-
DUB
26h 05m
1 stop
Multiple Airlines Logo
09:20 - 09:31
DUB
-
PDX
32h 11m
2 stops
€669Multiple Airlines
Sun, 2 Aug - Thu, 20 Aug
Air Canada Logo
19:45 - 07:45
PDX
-
DUB
52h 00m
2 stops
Air Canada Logo
09:50 - 09:31
DUB
-
PDX
31h 41m
1 stop
€671Air Canada
Fri, 21 Aug - Fri, 4 Sep
Air Canada Logo
10:10 - 07:45
PDX
-
DUB
37h 35m
2 stops
Air Canada Logo
09:50 - 19:11
DUB
-
PDX
17h 21m
2 stops
€674Air Canada
Sat, 1 Aug - Thu, 20 Aug
Lufthansa Logo
08:15 - 07:30
PDX
-
SNN
15h 15m
1 stop
Lufthansa Logo
12:30 - 21:27
SNN
-
PDX
16h 57m
1 stop
€699Lufthansa
Sun, 13 Sep - Tue, 6 Oct
Delta Logo
22:35 - 11:10
PDX
-
SNN
28h 35m
1 stop
Delta Logo
13:05 - 21:02
SNN
-
PDX
15h 57m
1 stop
€748Delta
Sat, 5 Sep - Sat, 19 Sep

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Icelandair flights from Portland to Ireland

Our best Icelandair deals on Portland to Ireland flight tickets
Icelandair
30 Jul
PDX15:30Portland
11h 35m
1 stop
DUB11:05Dublin
21 Aug
DUB12:15Dublin
31h 30m
1 stop
PDX11:45Portland
€680
Icelandair
17 Oct
PDX17:45Portland
35h 30m
2 stops
DUB13:15Dublin
26 Oct
DUB13:15Dublin
11h 45m
1 stop
PDX18:00Portland
€697
Icelandair
29 Jun
PDX09:19Portland
19h 56m
2 stops
DUB13:15Dublin
30 Jul
DUB14:15Dublin
17h 15m
2 stops
PDX23:30Portland
€808

Lufthansa flights from Portland to Ireland

Our best Lufthansa deals on Portland to Ireland flight tickets
Lufthansa
17 Aug
PDX15:30Portland
56h 15m
2 stops
DUB07:45Dublin
24 Aug
DUB17:35Dublin
33h 36m
2 stops
PDX19:11Portland
€683
Lufthansa
13 Sept
PDX08:15Portland
15h 15m
1 stop
SNN07:30Shannon
6 Oct
SNN12:30Shannon
16h 57m
1 stop
PDX21:27Portland
€699
Lufthansa
23 Aug
PDX15:30Portland
32h 15m
2 stops
DUB07:45Dublin
30 Aug
DUB09:50Dublin
17h 21m
1 stop
PDX19:11Portland
€708

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 15 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

PortlandCork

PDX - ORK

PDXORK

Portland

Tue 10/11

10:15-10:40

2 stops16h 25m

Cork

Wed 18/11

05:45-11:20

1 stop13h 35m

€654

PortlandShannon

PDX - SNN

PDXSNN

Portland

Wed 7/10

10:58-10:15

1 stop15h 17m

Shannon

Wed 21/10

12:30-21:27

1 stop16h 57m

€656

PortlandShannon

PDX - SNN

PDXSNN

Portland

Wed 7/10

05:30-10:15

3 stops20h 45m

Shannon

Wed 21/10

12:30-22:57

2 stops18h 27m

€660

PortlandCork

PDX - ORK

PDXORK

Portland

Tue 10/11

10:15-10:40

2 stops16h 25m

Cork

Wed 18/11

05:45-18:17

2 stops20h 32m

€663

PortlandDublin

PDX - DUB

PDXDUB

Portland

Sat 19/9

22:55-08:45

1 stop25h 50m

Dublin

Thu 1/10

13:15-21:02

1 stop15h 47m

€667

PortlandDublin

PDX - DUB

PDXDUB

Portland

Sun 2/8

23:40-09:45

1 stop26h 05m

Dublin

Thu 20/8

09:20-09:31

2 stops32h 11m

€669

PortlandDublin

PDX - DUB

PDXDUB

Portland

Fri 21/8

19:45-07:45

2 stops52h 00m

Dublin

Fri 4/9

09:50-09:31

1 stop31h 41m

€671

PortlandDublin

PDX - DUB

PDXDUB

Portland

Sat 1/8

10:10-07:45

2 stops37h 35m

Dublin

Thu 20/8

09:50-19:11

2 stops17h 21m

€674

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sun 13/9

08:15-07:30

1 stop15h 15m

Shannon

Tue 6/10

12:30-21:27

1 stop16h 57m

€699

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

€748

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 €288.

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 €537 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 €468 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

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