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Cheap flights from Ireland to Portland from €320

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 28/8. 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.
JetBlue Logo
10:40 - 22:31
DUB
-
PDX
19h 51m
1 stop
JetBlue Logo
14:16 - 08:20
PDX
-
DUB
34h 04m
1 stop
€607JetBlue
Mon, 6 Jul - Wed, 22 Jul
JetBlue Logo
10:40 - 22:31
DUB
-
PDX
19h 51m
1 stop
JetBlue Logo
14:16 - 08:20
PDX
-
DUB
34h 04m
1 stop
€607JetBlue
Mon, 6 Jul - Wed, 22 Jul
Multiple Airlines Logo
12:15 - 13:50
DUB
-
PDX
33h 35m
2 stops
Multiple Airlines Logo
19:45 - 07:45
PDX
-
DUB
28h 00m
2 stops
€648Multiple Airlines
Fri, 4 Sep - Sun, 20 Sep
JetBlue Logo
10:40 - 13:03
DUB
-
PDX
34h 23m
1 stop
JetBlue Logo
14:16 - 08:20
PDX
-
DUB
34h 04m
1 stop
€657JetBlue
Mon, 6 Jul - Wed, 22 Jul
Scandinavian Airlines Logo
19:05 - 21:27
DUB
-
PDX
34h 22m
2 stops
Scandinavian Airlines Logo
10:00 - 11:45
PDX
-
DUB
41h 45m
2 stops
€684Scandinavian Airlines
Tue, 1 Dec - Wed, 9 Dec
Icelandair Logo
11:30 - 17:00
DUB
-
PDX
13h 30m
1 stop
Icelandair Logo
14:45 - 10:15
PDX
-
DUB
11h 30m
1 stop
€692Icelandair
Sun, 1 Nov - Sat, 14 Nov
Icelandair Logo
11:30 - 17:00
DUB
-
PDX
13h 30m
1 stop
Icelandair Logo
14:45 - 10:15
PDX
-
DUB
11h 30m
1 stop
€700Icelandair
Sun, 1 Nov - Sat, 14 Nov
British Airways Logo
07:30 - 19:36
SNN
-
PDX
20h 06m
2 stops
British Airways Logo
06:00 - 11:30
PDX
-
SNN
21h 30m
2 stops
€842British Airways
Tue, 29 Sep - Fri, 8 Jan
British Airways Logo
07:30 - 19:36
SNN
-
PDX
20h 06m
2 stops
British Airways Logo
17:45 - 16:45
PDX
-
SNN
15h 00m
1 stop
€844British Airways
Tue, 29 Sep - Wed, 13 Jan
Multiple Airlines Logo
20:30 - 19:11
ORK
-
PDX
30h 41m
3 stops
Multiple Airlines Logo
15:30 - 23:50
PDX
-
ORK
24h 20m
2 stops
€1,733Multiple Airlines
Fri, 3 Jul - Tue, 7 Jul

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British Airways flights from Ireland to Portland

Our best British Airways deals on Ireland to Portland flight tickets
British Airways
23 Oct
DUB08:35Dublin
17h 05m
1 stop
PDX17:40Portland
9 Nov
PDX17:45Portland
17h 55m
1 stop
DUB19:40Dublin
€740
British Airways
1 Dec
DUB20:40Dublin
27h 10m
1 stop
PDX15:50Portland
9 Dec
PDX17:45Portland
15h 15m
1 stop
DUB17:00Dublin
€741
British Airways
23 Oct
DUB08:35Dublin
17h 05m
1 stop
PDX17:40Portland
9 Nov
PDX17:45Portland
17h 55m
1 stop
DUB19:40Dublin
€745

JetBlue flights from Ireland to Portland

Our best JetBlue deals on Ireland to Portland flight tickets
JetBlue
6 Jul
DUB10:40Dublin
19h 51m
1 stop
PDX22:31Portland
22 Jul
PDX14:16Portland
34h 04m
1 stop
DUB08:20Dublin
€607
JetBlue
6 Jul
DUB10:40Dublin
19h 51m
1 stop
PDX22:31Portland
22 Jul
PDX14:16Portland
34h 04m
1 stop
DUB08:20Dublin
€607
JetBlue
6 Jul
DUB10:40Dublin
34h 23m
1 stop
PDX13:03Portland
22 Jul
PDX14:16Portland
34h 04m
1 stop
DUB08:20Dublin
€657

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 20 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

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

€607

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

€607

DublinPortland

DUB - PDX

DUBPDX

Dublin

Fri 4/9

12:15-13:50

2 stops33h 35m

Portland

Sun 20/9

19:45-07:45

2 stops28h 00m

€648

DublinPortland

DUB - PDX

DUBPDX

Dublin

Mon 6/7

10:40-13:03

1 stop34h 23m

Portland

Wed 22/7

14:16-08:20

1 stop34h 04m

€657

DublinPortland

DUB - PDX

DUBPDX

Dublin

Tue 1/12

19:05-21:27

2 stops34h 22m

Portland

Wed 9/12

10:00-11:45

2 stops41h 45m

€684
Fastest return journey

DublinPortland

DUB - PDX

DUBPDX

Dublin

Sun 1/11

11:30-17:00

1 stop13h 30m

Portland

Sat 14/11

14:45-10:15

1 stop11h 30m

€692

DublinPortland

DUB - PDX

DUBPDX

Dublin

Sun 1/11

11:30-17:00

1 stop13h 30m

Portland

Sat 14/11

14:45-10:15

1 stop11h 30m

€700

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Tue 29/9

07:30-19:36

2 stops20h 06m

Portland

Fri 8/1

06:00-11:30

2 stops21h 30m

€842

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Tue 29/9

07:30-19:36

2 stops20h 06m

Portland

Wed 13/1

17:45-16:45

1 stop15h 00m

€844

CorkPortland

ORK - PDX

ORKPDX

Cork

Fri 3/7

20:30-19:11

3 stops30h 41m

Portland

Tue 7/7

15:30-23:50

2 stops24h 20m

€1,733

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 €655.

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 €715Free CancellationRating
7.8
1,530 reviews
Search KLM flights
FinnairPriceFrom €742Free CancellationRating
7.7
1,413 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