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Cheap flights from Ireland to Portland from €305

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 3/7. 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 - 13:05
DUB
-
PDX
34h 25m
1 stop
JetBlue Logo
14:16 - 08:20
PDX
-
DUB
34h 04m
1 stop
€578JetBlue
Fri, 3 Jul - Wed, 8 Jul
Multiple Airlines Logo
10:40 - 22:34
DUB
-
PDX
19h 54m
1 stop
Multiple Airlines Logo
15:30 - 11:05
PDX
-
DUB
11h 35m
1 stop
€595Multiple Airlines
Fri, 3 Jul - Tue, 14 Jul
United Airlines Logo
09:30 - 15:57
SNN
-
PDX
14h 27m
1 stop
United Airlines Logo
10:42 - 10:15
PDX
-
SNN
15h 33m
1 stop
€844United Airlines
Wed, 8 Jul - Wed, 22 Jul
British Airways Logo
07:10 - 23:12
ORK
-
PDX
24h 02m
2 stops
British Airways Logo
15:48 - 19:50
PDX
-
ORK
20h 02m
2 stops
€876British Airways
Wed, 7 Oct - Sun, 11 Oct
British Airways Logo
11:25 - 17:00
ORK
-
PDX
37h 35m
2 stops
British Airways Logo
19:30 - 19:50
PDX
-
ORK
16h 20m
1 stop
€881British Airways
Wed, 7 Oct - Sun, 11 Oct
Delta Logo
13:05 - 21:13
SNN
-
PDX
16h 08m
1 stop
Delta Logo
07:05 - 11:10
PDX
-
SNN
20h 05m
1 stop
€973Delta
Wed, 8 Jul - Wed, 22 Jul
United Airlines Logo
12:30 - 21:48
SNN
-
PDX
17h 18m
1 stop
United Airlines Logo
07:16 - 07:30
PDX
-
SNN
16h 14m
1 stop
€980United Airlines
Mon, 3 Aug - Mon, 31 Aug
KLM Logo
13:05 - 21:13
SNN
-
PDX
16h 08m
1 stop
KLM Logo
22:40 - 11:10
PDX
-
SNN
28h 30m
1 stop
€982KLM
Wed, 8 Jul - Thu, 23 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
€986KLM
Wed, 8 Jul - Thu, 23 Jul
Delta Logo
13:05 - 23:44
SNN
-
PDX
18h 39m
2 stops
Delta Logo
07:05 - 11:10
PDX
-
SNN
20h 05m
1 stop
€993Delta
Thu, 9 Jul - Wed, 22 Jul

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JetBlue flights from Ireland to Portland

Our best JetBlue deals on Ireland to Portland flight tickets
JetBlue
3 Jul
DUB10:40Dublin
34h 25m
1 stop
PDX13:05Portland
8 Jul
PDX14:16Portland
34h 04m
1 stop
DUB08:20Dublin
€578
JetBlue
6 Jul
DUB10:40Dublin
19h 51m
1 stop
PDX22:31Portland
22 Jul
PDX14:16Portland
34h 04m
1 stop
DUB08:20Dublin
€606
JetBlue
26 Jul
DUB10:40Dublin
20h 08m
1 stop
PDX22:48Portland
7 Aug
PDX23:27Portland
24h 53m
1 stop
DUB08:20Dublin
€624

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
15h 20m
1 stop
DUB17:05Dublin
€744
British Airways
23 Oct
DUB08:35Dublin
17h 05m
1 stop
PDX17:40Portland
9 Nov
PDX17:45Portland
17h 55m
1 stop
DUB19:40Dublin
€745
British Airways
1 Nov
DUB12:05Dublin
18h 54m
2 stops
PDX22:59Portland
14 Nov
PDX13:28Portland
17h 32m
2 stops
DUB15:00Dublin
€799

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 8 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

Fri 3/7

10:40-13:05

1 stop34h 25m

Portland

Wed 8/7

14:16-08:20

1 stop34h 04m

€578

DublinPortland

DUB - PDX

DUBPDX

Dublin

Fri 3/7

10:40-22:34

1 stop19h 54m

Portland

Tue 14/7

15:30-11:05

1 stop11h 35m

€595
Fastest return journey

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Wed 8/7

09:30-15:57

1 stop14h 27m

Portland

Wed 22/7

10:42-10:15

1 stop15h 33m

€844

CorkPortland

ORK - PDX

ORKPDX

Cork

Wed 7/10

07:10-23:12

2 stops24h 02m

Portland

Sun 11/10

15:48-19:50

2 stops20h 02m

€876

CorkPortland

ORK - PDX

ORKPDX

Cork

Wed 7/10

11:25-17:00

2 stops37h 35m

Portland

Sun 11/10

19:30-19:50

1 stop16h 20m

€881

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Wed 8/7

13:05-21:13

1 stop16h 08m

Portland

Wed 22/7

07:05-11:10

1 stop20h 05m

€973

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Mon 3/8

12:30-21:48

1 stop17h 18m

Portland

Mon 31/8

07:16-07:30

1 stop16h 14m

€980

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Wed 8/7

13:05-21:13

1 stop16h 08m

Portland

Thu 23/7

22:40-11:10

1 stop28h 30m

€982

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Wed 8/7

13:05-23:44

2 stops18h 39m

Portland

Thu 23/7

22:40-11:10

1 stop28h 30m

€986

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Thu 9/7

13:05-23:44

2 stops18h 39m

Portland

Wed 22/7

07:05-11:10

1 stop20h 05m

€993

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 November is also cheap. Prices for this month can be found on momondo for an average of €652.

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 15m

Direct flights

None
The fastest flight from Ireland to Portland takes 13h 15m
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 €712Free CancellationRating
7.8
1,527 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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KLM