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Cheap flights from Ireland to Portland from €327

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.
JetBlue Logo
10:40 - 22:34
DUB
-
PDX
19h 54m
1 stop
JetBlue Logo
23:44 - 08:20
PDX
-
DUB
24h 36m
1 stop
€580JetBlue
Fri, 3 Jul - Sun, 19 Jul
JetBlue Logo
10:40 - 22:34
DUB
-
PDX
19h 54m
1 stop
JetBlue Logo
23:44 - 08:20
PDX
-
DUB
24h 36m
1 stop
€606JetBlue
Fri, 3 Jul - Sun, 19 Jul
Multiple Airlines Logo
10:40 - 13:50
DUB
-
PDX
35h 10m
2 stops
Multiple Airlines Logo
19:05 - 00:30
PDX
-
DUB
21h 25m
2 stops
€658Multiple Airlines
Tue, 8 Sep - Fri, 11 Sep
Multiple Airlines Logo
13:15 - 13:50
DUB
-
PDX
32h 35m
3 stops
Multiple Airlines Logo
19:05 - 00:30
PDX
-
DUB
21h 25m
2 stops
€665Multiple Airlines
Tue, 8 Sep - Fri, 11 Sep
United Airlines Logo
12:30 - 21:46
SNN
-
PDX
17h 16m
1 stop
United Airlines Logo
10:46 - 07:30
PDX
-
SNN
12h 44m
1 stop
€842United Airlines
Wed, 8 Jul - Thu, 23 Jul
KLM Logo
13:05 - 21:13
SNN
-
PDX
16h 08m
1 stop
KLM Logo
22:40 - 11:10
PDX
-
SNN
28h 30m
1 stop
€947KLM
Fri, 17 Jul - Sat, 25 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
€950KLM
Fri, 17 Jul - Sat, 25 Jul
British Airways Logo
07:30 - 21:50
SNN
-
PDX
22h 20m
2 stops
British Airways Logo
11:46 - 16:05
PDX
-
SNN
20h 19m
2 stops
€958British Airways
Fri, 17 Jul - Sat, 25 Jul
British Airways Logo
07:30 - 00:50
SNN
-
PDX
25h 20m
2 stops
British Airways Logo
06:39 - 11:20
PDX
-
SNN
20h 41m
2 stops
€969British Airways
Mon, 27 Jul - Mon, 3 Aug
United Airlines Logo
09:30 - 22:30
SNN
-
PDX
21h 00m
1 stop
United Airlines Logo
08:17 - 07:30
PDX
-
SNN
15h 13m
1 stop
€974United Airlines
Sat, 1 Aug - Sat, 29 Aug

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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
19h 54m
1 stop
PDX22:34Portland
19 Jul
PDX23:44Portland
24h 36m
1 stop
DUB08:20Dublin
€580
JetBlue
3 Jul
DUB10:40Dublin
19h 54m
1 stop
PDX22:34Portland
19 Jul
PDX23:44Portland
24h 36m
1 stop
DUB08:20Dublin
€606
JetBlue
27 Jul
DUB10:40Dublin
19h 51m
1 stop
PDX22:31Portland
14 Aug
PDX23:27Portland
24h 53m
1 stop
DUB08:20Dublin
€620

Scandinavian Airlines flights from Ireland to Portland

Our best Scandinavian Airlines deals on Ireland to Portland flight tickets
Scandinavian Airlines
4 Dec
DUB12:30Dublin
40h 57m
2 stops
PDX21:27Portland
7 Dec
PDX13:00Portland
21h 20m
2 stops
DUB18:20Dublin
€698
Scandinavian Airlines
4 Dec
DUB12:30Dublin
40h 57m
2 stops
PDX21:27Portland
7 Dec
PDX13:00Portland
21h 20m
2 stops
DUB18:20Dublin
€700
Scandinavian Airlines
27 Jun
DUB19:25Dublin
29h 44m
3 stops
PDX17:09Portland
12 Jul
PDX12:23Portland
23h 02m
2 stops
DUB19:25Dublin
€1,772

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 14 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

10:40-22:34

1 stop19h 54m

Portland

Sun 19/7

23:44-08:20

1 stop24h 36m

€580

DublinPortland

DUB - PDX

DUBPDX

Dublin

Fri 3/7

10:40-22:34

1 stop19h 54m

Portland

Sun 19/7

23:44-08:20

1 stop24h 36m

€606

DublinPortland

DUB - PDX

DUBPDX

Dublin

Tue 8/9

10:40-13:50

2 stops35h 10m

Portland

Fri 11/9

19:05-00:30

2 stops21h 25m

€658

DublinPortland

DUB - PDX

DUBPDX

Dublin

Tue 8/9

13:15-13:50

3 stops32h 35m

Portland

Fri 11/9

19:05-00:30

2 stops21h 25m

€665
Fastest return journey

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Wed 8/7

12:30-21:46

1 stop17h 16m

Portland

Thu 23/7

10:46-07:30

1 stop12h 44m

€842

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Fri 17/7

13:05-21:13

1 stop16h 08m

Portland

Sat 25/7

22:40-11:10

1 stop28h 30m

€947

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Fri 17/7

13:05-23:44

2 stops18h 39m

Portland

Sat 25/7

22:40-11:10

1 stop28h 30m

€950

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Fri 17/7

07:30-21:50

2 stops22h 20m

Portland

Sat 25/7

11:46-16:05

2 stops20h 19m

€958

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Mon 27/7

07:30-00:50

2 stops25h 20m

Portland

Mon 3/8

06:39-11:20

2 stops20h 41m

€969

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Sat 1/8

09:30-22:30

1 stop21h 00m

Portland

Sat 29/8

08:17-07:30

1 stop15h 13m

€974

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 €650.

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 €709Free CancellationRating
7.8
1,529 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