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Cheap flights from Ireland to Portland from €310

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 28/5. 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
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
13:00 - 09:30
DUB
-
PDX
28h 30m
3 stops
Multiple Airlines Logo
19:05 - 00:30
PDX
-
DUB
21h 25m
2 stops
€623Multiple Airlines
Fri, 8 May - Fri, 22 May
Multiple Airlines Logo
13:15 - 09:30
DUB
-
PDX
28h 15m
2 stops
Multiple Airlines Logo
13:05 - 00:35
PDX
-
DUB
27h 30m
2 stops
€664Multiple Airlines
Mon, 4 May - Mon, 11 May
Multiple Airlines Logo
13:15 - 09:30
DUB
-
PDX
28h 15m
2 stops
Multiple Airlines Logo
19:45 - 08:20
PDX
-
DUB
28h 35m
3 stops
€669Multiple Airlines
Mon, 4 May - Tue, 19 May
Multiple Airlines Logo
09:40 - 09:30
DUB
-
PDX
31h 50m
3 stops
Multiple Airlines Logo
13:05 - 00:35
PDX
-
DUB
27h 30m
2 stops
€670Multiple Airlines
Mon, 4 May - Mon, 11 May
American Airlines Logo
11:45 - 21:03
DUB
-
PDX
17h 18m
1 stop
American Airlines Logo
15:16 - 11:50
PDX
-
DUB
12h 34m
1 stop
€673American Airlines
Mon, 4 May - Mon, 11 May
Icelandair Logo
12:15 - 18:00
DUB
-
PDX
13h 45m
1 stop
Icelandair Logo
19:05 - 11:05
PDX
-
DUB
32h 00m
1 stop
€682Icelandair
Fri, 8 May - Fri, 22 May
Icelandair Logo
14:15 - 18:00
DUB
-
PDX
11h 45m
1 stop
Icelandair Logo
15:30 - 11:05
PDX
-
DUB
11h 35m
1 stop
€686Icelandair
Mon, 4 May - Tue, 19 May
Lufthansa Logo
12:00 - 00:59
SNN
-
PDX
20h 59m
2 stops
Lufthansa Logo
07:00 - 07:30
PDX
-
SNN
16h 30m
1 stop
€854Lufthansa
Sat, 16 May - Sat, 23 May
Delta Logo
06:15 - 11:10
ORK
-
PDX
12h 55m
1 stop
Delta Logo
11:20 - 14:40
PDX
-
ORK
19h 20m
2 stops
€867Delta
Mon, 18 May - Mon, 25 May
Delta Logo
06:15 - 11:10
ORK
-
PDX
12h 55m
1 stop
Delta Logo
13:05 - 10:20
PDX
-
ORK
13h 15m
1 stop
€872Delta
Mon, 18 May - Mon, 25 May

Finnair flights from Ireland to Portland

Our best Finnair deals on Ireland to Portland flight tickets
Finnair
4 May
DUB09:30Dublin
20h 08m
1 stop
PDX21:38Portland
11 May
PDX07:00Portland
18h 45m
1 stop
DUB09:45Dublin
€731
Finnair
4 May
DUB09:30Dublin
20h 08m
1 stop
PDX21:38Portland
11 May
PDX06:22Portland
21h 28m
1 stop
DUB11:50Dublin
€763
Finnair
4 May
DUB09:30Dublin
20h 08m
1 stop
PDX21:38Portland
19 May
PDX07:00Portland
18h 45m
1 stop
DUB09:45Dublin
€769

American Airlines flights from Ireland to Portland

Our best American Airlines deals on Ireland to Portland flight tickets
American Airlines
4 May
DUB11:45Dublin
17h 18m
1 stop
PDX21:03Portland
11 May
PDX15:16Portland
12h 34m
1 stop
DUB11:50Dublin
€673
American Airlines
4 May
DUB09:30Dublin
35h 28m
1 stop
PDX12:58Portland
19 May
PDX08:00Portland
19h 50m
1 stop
DUB11:50Dublin
€776

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 6 April 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

Fri 8/5

13:00-09:30

3 stops28h 30m

Portland

Fri 22/5

19:05-00:30

2 stops21h 25m

€623

DublinPortland

DUB - PDX

DUBPDX

Dublin

Mon 4/5

13:15-09:30

2 stops28h 15m

Portland

Mon 11/5

13:05-00:35

2 stops27h 30m

€664

DublinPortland

DUB - PDX

DUBPDX

Dublin

Mon 4/5

13:15-09:30

2 stops28h 15m

Portland

Tue 19/5

19:45-08:20

3 stops28h 35m

€669

DublinPortland

DUB - PDX

DUBPDX

Dublin

Mon 4/5

09:40-09:30

3 stops31h 50m

Portland

Mon 11/5

13:05-00:35

2 stops27h 30m

€670

DublinPortland

DUB - PDX

DUBPDX

Dublin

Mon 4/5

11:45-21:03

1 stop17h 18m

Portland

Mon 11/5

15:16-11:50

1 stop12h 34m

€673

DublinPortland

DUB - PDX

DUBPDX

Dublin

Fri 8/5

12:15-18:00

1 stop13h 45m

Portland

Fri 22/5

19:05-11:05

1 stop32h 00m

€682
Fastest return journey

DublinPortland

DUB - PDX

DUBPDX

Dublin

Mon 4/5

14:15-18:00

1 stop11h 45m

Portland

Tue 19/5

15:30-11:05

1 stop11h 35m

€686

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Sat 16/5

12:00-00:59

2 stops20h 59m

Portland

Sat 23/5

07:00-07:30

1 stop16h 30m

€854

CorkPortland

ORK - PDX

ORKPDX

Cork

Mon 18/5

06:15-11:10

1 stop12h 55m

Portland

Mon 25/5

11:20-14:40

2 stops19h 20m

€867

CorkPortland

ORK - PDX

ORKPDX

Cork

Mon 18/5

06:15-11:10

1 stop12h 55m

Portland

Mon 25/5

13:05-10:20

1 stop13h 15m

€872

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 February, then flying in November is also cheap. Prices for this month can be found on momondo for an average of €716.

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

17h 17m

Direct flights

None
The fastest flight from Ireland to Portland takes 17h 17m
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 €698Free CancellationRating
7.7
1,491 reviews
Search KLM 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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