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Cheap flights from Ireland to Portland from €295

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to Portland departing on 31/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Ireland to Portland

Recent return flight deals from Ireland to Portland

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:40 - 22:29
DUB
-
PDX
19h 49m
1 stop
Multiple Airlines Logo
15:30 - 11:05
PDX
-
DUB
11h 35m
1 stop
€590Multiple Airlines
Fri, 28 Aug - Sat, 29 Aug
JetBlue Logo
10:40 - 22:31
DUB
-
PDX
19h 51m
1 stop
JetBlue Logo
23:27 - 08:20
PDX
-
DUB
24h 53m
1 stop
€617JetBlue
Thu, 9 Jul - Fri, 24 Jul
Multiple Airlines Logo
10:40 - 22:52
DUB
-
PDX
20h 12m
2 stops
Multiple Airlines Logo
15:30 - 11:05
PDX
-
DUB
11h 35m
1 stop
€618Multiple Airlines
Fri, 28 Aug - Sat, 29 Aug
JetBlue Logo
10:40 - 22:31
DUB
-
PDX
19h 51m
1 stop
JetBlue Logo
14:16 - 08:20
PDX
-
DUB
34h 04m
1 stop
€621JetBlue
Mon, 6 Jul - Wed, 22 Jul
JetBlue Logo
10:40 - 22:29
DUB
-
PDX
19h 49m
1 stop
JetBlue Logo
23:27 - 08:20
PDX
-
DUB
24h 53m
1 stop
€622JetBlue
Thu, 13 Aug - Fri, 28 Aug
British Airways Logo
20:05 - 22:33
SNN
-
PDX
34h 28m
2 stops
British Airways Logo
17:45 - 16:45
PDX
-
SNN
15h 00m
1 stop
€889British Airways
Thu, 3 Dec - Sun, 6 Dec
British Airways Logo
17:30 - 15:50
SNN
-
PDX
30h 20m
1 stop
British Airways Logo
17:45 - 16:45
PDX
-
SNN
15h 00m
1 stop
€891British Airways
Thu, 3 Dec - Sun, 6 Dec
KLM Logo
13:05 - 16:09
SNN
-
PDX
35h 04m
2 stops
KLM Logo
07:05 - 11:10
PDX
-
SNN
20h 05m
1 stop
€936KLM
Wed, 8 Jul - Sun, 12 Jul
Delta Logo
13:05 - 11:36
SNN
-
PDX
30h 31m
1 stop
Delta Logo
22:40 - 11:10
PDX
-
SNN
28h 30m
1 stop
€946Delta
Tue, 7 Jul - Sat, 11 Jul
KLM Logo
13:05 - 23:44
SNN
-
PDX
18h 39m
2 stops
KLM Logo
22:40 - 11:10
PDX
-
SNN
28h 30m
1 stop
€957KLM
Fri, 24 Jul - Fri, 31 Jul

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JetBlue flights from Ireland to Portland

Our best JetBlue deals on Ireland to Portland flight tickets
JetBlue
9 Jul
DUB10:40Dublin
19h 51m
1 stop
PDX22:31Portland
24 Jul
PDX23:27Portland
24h 53m
1 stop
DUB08:20Dublin
€617
JetBlue
6 Jul
DUB10:40Dublin
19h 51m
1 stop
PDX22:31Portland
22 Jul
PDX14:16Portland
34h 04m
1 stop
DUB08:20Dublin
€621
JetBlue
13 Aug
DUB10:40Dublin
19h 49m
1 stop
PDX22:29Portland
28 Aug
PDX23:27Portland
24h 53m
1 stop
DUB08:20Dublin
€622

Delta flights from Ireland to Portland

Our best Delta deals on Ireland to Portland flight tickets
Delta
1 Nov
DUB05:45Dublin
13h 35m
1 stop
PDX12:20Portland
14 Nov
PDX09:40Portland
20h 30m
2 stops
DUB14:10Dublin
€738
Delta
1 Nov
DUB05:45Dublin
13h 35m
1 stop
PDX12:20Portland
14 Nov
PDX09:40Portland
20h 30m
2 stops
DUB14:10Dublin
€740
Delta
1 Nov
DUB05:45Dublin
13h 35m
1 stop
PDX12:20Portland
14 Nov
PDX09:40Portland
20h 30m
2 stops
DUB14:10Dublin
€742

momondo Fare Finder

 
Customise your flight search to find flights from Ireland to Portland 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 27 June 2026.
Use the filters below to find and compare flights from Ireland to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

DublinPortland

DUB - PDX

DUBPDX

Dublin

Fri 28/8

10:40-22:29

1 stop19h 49m

Portland

Sat 29/8

15:30-11:05

1 stop11h 35m

€590

DublinPortland

DUB - PDX

DUBPDX

Dublin

Thu 9/7

10:40-22:31

1 stop19h 51m

Portland

Fri 24/7

23:27-08:20

1 stop24h 53m

€617

DublinPortland

DUB - PDX

DUBPDX

Dublin

Fri 28/8

10:40-22:52

2 stops20h 12m

Portland

Sat 29/8

15:30-11:05

1 stop11h 35m

€618

DublinPortland

DUB - PDX

DUBPDX

Dublin

Mon 6/7

10:40-22:31

1 stop19h 51m

Portland

Wed 22/7

14:16-08:20

1 stop34h 04m

€621

DublinPortland

DUB - PDX

DUBPDX

Dublin

Thu 13/8

10:40-22:29

1 stop19h 49m

Portland

Fri 28/8

23:27-08:20

1 stop24h 53m

€622

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Thu 3/12

20:05-22:33

2 stops34h 28m

Portland

Sun 6/12

17:45-16:45

1 stop15h 00m

€889

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Thu 3/12

17:30-15:50

1 stop30h 20m

Portland

Sun 6/12

17:45-16:45

1 stop15h 00m

€891

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Wed 8/7

13:05-16:09

2 stops35h 04m

Portland

Sun 12/7

07:05-11:10

1 stop20h 05m

€936

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Tue 7/7

13:05-11:36

1 stop30h 31m

Portland

Sat 11/7

22:40-11:10

1 stop28h 30m

€946

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Fri 24/7

13:05-23:44

2 stops18h 39m

Portland

Fri 31/7

22:40-11:10

1 stop28h 30m

€957

Flights are sorted by cheapest return flights first.

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

See travel insights to Portland from

How to get the cheapest flight ticket from Ireland to Portland

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 Portland?

If you aren’t able to travel to Portland during the month of April, then flying in January is also cheap. Prices for this month can be found on momondo for an average of €660.

Cheap Ireland to Portland flight deals and tips

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

Fastest flight time

13h 30m

Direct flights

None
The fastest flight from Ireland to Portland takes 13h 30m
There are no direct flights from Ireland to Portland. There are no popular flight routes from Ireland to Portland.
Search flight deals

Frequently asked questions about flying from Ireland to Portland

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

    Prices for flights from Ireland to Portland Airport refresh daily.

  • How many operators does momondo search for flights from Ireland to Portland Airport?

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ireland to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The necessary travel and health documents for your Portland 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.

Best airlines flying from Ireland to Portland

Compare and see reviews for airlines that fly from Ireland to Portland with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom €720Free CancellationRating
7.8
1,531 reviews
Search KLM flights
FinnairPriceFrom €747Free CancellationRating
7.6
1,415 reviews
Search Finnair flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ireland to Portland . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Portland from Ireland with this policy.

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

Once you have performed a search for Ireland to Portland flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Ireland to Portland right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Ireland to Portland flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Fly your favourite airline to Portland

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
KLM
Finnair