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Cheap flights from Ireland to Portland from €328

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 27/8. 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 - 13:01
DUB
-
PDX
34h 21m
1 stop
JetBlue Logo
23:39 - 08:20
PDX
-
DUB
24h 41m
1 stop
€565JetBlue
Mon, 24 Aug - Mon, 31 Aug
Multiple Airlines Logo
09:40 - 09:31
DUB
-
PDX
31h 51m
3 stops
Multiple Airlines Logo
19:00 - 11:05
PDX
-
DUB
32h 05m
1 stop
€569Multiple Airlines
Thu, 27 Aug - Fri, 11 Sep
JetBlue Logo
10:40 - 13:01
DUB
-
PDX
34h 21m
1 stop
JetBlue Logo
23:39 - 08:20
PDX
-
DUB
24h 41m
1 stop
€576JetBlue
Mon, 24 Aug - Mon, 31 Aug
JetBlue Logo
10:40 - 22:29
DUB
-
PDX
19h 49m
1 stop
JetBlue Logo
23:39 - 08:20
PDX
-
DUB
24h 41m
1 stop
€582JetBlue
Mon, 24 Aug - Mon, 31 Aug
Multiple Airlines Logo
10:40 - 09:31
DUB
-
PDX
30h 51m
3 stops
Multiple Airlines Logo
19:00 - 11:05
PDX
-
DUB
32h 05m
1 stop
€626Multiple Airlines
Thu, 27 Aug - Wed, 9 Sep
British Airways Logo
07:50 - 15:50
SNN
-
PDX
16h 00m
1 stop
British Airways Logo
17:45 - 19:25
PDX
-
SNN
17h 40m
1 stop
€888British Airways
Wed, 4 Nov - Sun, 8 Nov
British Airways Logo
16:10 - 17:40
ORK
-
PDX
33h 30m
1 stop
British Airways Logo
19:30 - 19:50
PDX
-
ORK
16h 20m
1 stop
€889British Airways
Wed, 14 Oct - Sun, 18 Oct
Delta Logo
06:15 - 11:10
ORK
-
PDX
12h 55m
1 stop
Delta Logo
11:22 - 14:40
PDX
-
ORK
19h 18m
2 stops
€969Delta
Mon, 27 Jul - Mon, 3 Aug
Delta Logo
06:15 - 11:10
ORK
-
PDX
12h 55m
1 stop
Delta Logo
13:05 - 10:20
PDX
-
ORK
13h 15m
1 stop
€973Delta
Mon, 27 Jul - Mon, 3 Aug
United Airlines Logo
12:30 - 21:48
SNN
-
PDX
17h 18m
1 stop
United Airlines Logo
10:46 - 07:30
PDX
-
SNN
12h 44m
1 stop
€1,123United Airlines
Mon, 27 Jul - Fri, 31 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
23 Oct
DUB08:35Dublin
17h 05m
1 stop
PDX17:40Portland
9 Nov
PDX17:45Portland
17h 55m
1 stop
DUB19:40Dublin
€741
British Airways
4 Nov
SNN07:50Shannon
16h 00m
1 stop
PDX15:50Portland
8 Nov
PDX17:45Portland
17h 40m
1 stop
SNN19:25Shannon
€888

Finnair flights from Ireland to Portland

Our best Finnair deals on Ireland to Portland flight tickets
Finnair
25 Aug
DUB09:30Dublin
22h 29m
1 stop
PDX23:59Portland
1 Sept
PDX12:24Portland
15h 26m
1 stop
DUB11:50Dublin
€728
Finnair
27 Aug
DUB09:30Dublin
22h 29m
1 stop
PDX23:59Portland
9 Sept
PDX07:00Portland
18h 45m
1 stop
DUB09:45Dublin
€744
Finnair
27 Aug
DUB09:30Dublin
22h 29m
1 stop
PDX23:59Portland
11 Sept
PDX08:00Portland
17h 45m
1 stop
DUB09:45Dublin
€745

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 15 July 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 24/8

10:40-13:01

1 stop34h 21m

Portland

Mon 31/8

23:39-08:20

1 stop24h 41m

€565

DublinPortland

DUB - PDX

DUBPDX

Dublin

Thu 27/8

09:40-09:31

3 stops31h 51m

Portland

Fri 11/9

19:00-11:05

1 stop32h 05m

€569

DublinPortland

DUB - PDX

DUBPDX

Dublin

Mon 24/8

10:40-13:01

1 stop34h 21m

Portland

Mon 31/8

23:39-08:20

1 stop24h 41m

€576

DublinPortland

DUB - PDX

DUBPDX

Dublin

Mon 24/8

10:40-22:29

1 stop19h 49m

Portland

Mon 31/8

23:39-08:20

1 stop24h 41m

€582

DublinPortland

DUB - PDX

DUBPDX

Dublin

Thu 27/8

10:40-09:31

3 stops30h 51m

Portland

Wed 9/9

19:00-11:05

1 stop32h 05m

€626

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Wed 4/11

07:50-15:50

1 stop16h 00m

Portland

Sun 8/11

17:45-19:25

1 stop17h 40m

€888

CorkPortland

ORK - PDX

ORKPDX

Cork

Wed 14/10

16:10-17:40

1 stop33h 30m

Portland

Sun 18/10

19:30-19:50

1 stop16h 20m

€889

CorkPortland

ORK - PDX

ORKPDX

Cork

Mon 27/7

06:15-11:10

1 stop12h 55m

Portland

Mon 3/8

11:22-14:40

2 stops19h 18m

€969
Fastest return journey

CorkPortland

ORK - PDX

ORKPDX

Cork

Mon 27/7

06:15-11:10

1 stop12h 55m

Portland

Mon 3/8

13:05-10:20

1 stop13h 15m

€973

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Mon 27/7

12:30-21:48

1 stop17h 18m

Portland

Fri 31/7

10:46-07:30

1 stop12h 44m

€1,123

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 August is also cheap. Prices for this month can be found on momondo for an average of €620.

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 €719Free CancellationRating
7.8
1,539 reviews
Search KLM flights
FinnairPriceFrom €746Free CancellationRating
7.6
1,420 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