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Cheap flights from Ireland to Portland from €280

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 - 13:01
DUB
-
PDX
34h 21m
1 stop
JetBlue Logo
14:20 - 08:20
PDX
-
DUB
34h 00m
1 stop
€584JetBlue
Mon, 24 Aug - Sun, 6 Sep
JetBlue Logo
10:40 - 22:29
DUB
-
PDX
19h 49m
1 stop
JetBlue Logo
23:27 - 08:20
PDX
-
DUB
24h 53m
1 stop
€600JetBlue
Mon, 24 Aug - Sun, 6 Sep
Multiple Airlines Logo
09:40 - 09:31
DUB
-
PDX
31h 51m
3 stops
Multiple Airlines Logo
15:30 - 08:20
PDX
-
DUB
32h 50m
3 stops
€667Multiple Airlines
Thu, 13 Aug - Thu, 20 Aug
British Airways Logo
20:05 - 15:50
SNN
-
PDX
27h 45m
1 stop
British Airways Logo
15:40 - 16:45
PDX
-
SNN
17h 05m
2 stops
€886British Airways
Thu, 3 Dec - Sun, 6 Dec
British Airways Logo
17:30 - 15:50
SNN
-
PDX
30h 20m
1 stop
British Airways Logo
17:45 - 16:45
PDX
-
SNN
15h 00m
1 stop
€887British Airways
Thu, 3 Dec - Sun, 6 Dec
Lufthansa Logo
12:30 - 00:50
SNN
-
PDX
20h 20m
2 stops
Lufthansa Logo
07:00 - 07:30
PDX
-
SNN
16h 30m
1 stop
€944Lufthansa
Fri, 17 Jul - Tue, 21 Jul
Multiple Airlines Logo
10:50 - 11:10
ORK
-
PDX
32h 20m
1 stop
Multiple Airlines Logo
13:45 - 14:40
PDX
-
ORK
16h 55m
2 stops
€969Multiple Airlines
Sun, 12 Jul - Sun, 19 Jul
KLM Logo
10:50 - 11:10
ORK
-
PDX
32h 20m
1 stop
KLM Logo
13:05 - 16:45
PDX
-
ORK
19h 40m
1 stop
€972KLM
Sun, 12 Jul - Sun, 19 Jul
Lufthansa Logo
12:30 - 00:50
SNN
-
PDX
20h 20m
2 stops
Lufthansa Logo
11:05 - 07:30
PDX
-
SNN
36h 25m
2 stops
€973Lufthansa
Fri, 17 Jul - Tue, 21 Jul
KLM Logo
17:15 - 11:10
ORK
-
PDX
25h 55m
1 stop
KLM Logo
13:05 - 22:45
PDX
-
ORK
25h 40m
1 stop
€1,055KLM
Sun, 26 Jul - Sun, 2 Aug

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JetBlue flights from Ireland to Portland

Our best JetBlue deals on Ireland to Portland flight tickets
JetBlue
24 Aug
DUB10:40Dublin
19h 49m
1 stop
PDX22:29Portland
6 Sept
PDX23:27Portland
24h 53m
1 stop
DUB08:20Dublin
€583
JetBlue
24 Aug
DUB10:40Dublin
34h 21m
1 stop
PDX13:01Portland
6 Sept
PDX14:20Portland
34h 00m
1 stop
DUB08:20Dublin
€584
JetBlue
24 Aug
DUB10:40Dublin
19h 49m
1 stop
PDX22:29Portland
6 Sept
PDX23:27Portland
24h 53m
1 stop
DUB08:20Dublin
€600

Delta flights from Ireland to Portland

Our best Delta deals on Ireland to Portland flight tickets
Delta
6 Jul
DUB11:10Dublin
20h 44m
2 stops
PDX23:54Portland
22 Jul
PDX13:45Portland
17h 40m
2 stops
DUB15:25Dublin
€963
Delta
6 Jul
ORK06:15Cork
12h 55m
1 stop
PDX11:10Portland
12 Jul
PDX11:46Portland
18h 54m
2 stops
ORK14:40Cork
€966
Delta
6 Jul
ORK10:50Cork
17h 12m
2 stops
PDX20:02Portland
12 Jul
PDX11:46Portland
18h 54m
2 stops
ORK14:40Cork
€971

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 3 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

Sun 6/9

14:20-08:20

1 stop34h 00m

€584

DublinPortland

DUB - PDX

DUBPDX

Dublin

Mon 24/8

10:40-22:29

1 stop19h 49m

Portland

Sun 6/9

23:27-08:20

1 stop24h 53m

€600

DublinPortland

DUB - PDX

DUBPDX

Dublin

Thu 13/8

09:40-09:31

3 stops31h 51m

Portland

Thu 20/8

15:30-08:20

3 stops32h 50m

€667

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Thu 3/12

20:05-15:50

1 stop27h 45m

Portland

Sun 6/12

15:40-16:45

2 stops17h 05m

€886

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Thu 3/12

17:30-15:50

1 stop30h 20m

Portland

Sun 6/12

17:45-16:45

1 stop15h 00m

€887
Fastest return journey

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Fri 17/7

12:30-00:50

2 stops20h 20m

Portland

Tue 21/7

07:00-07:30

1 stop16h 30m

€944

CorkPortland

ORK - PDX

ORKPDX

Cork

Sun 12/7

10:50-11:10

1 stop32h 20m

Portland

Sun 19/7

13:45-14:40

2 stops16h 55m

€969

CorkPortland

ORK - PDX

ORKPDX

Cork

Sun 12/7

10:50-11:10

1 stop32h 20m

Portland

Sun 19/7

13:05-16:45

1 stop19h 40m

€972

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Fri 17/7

12:30-00:50

2 stops20h 20m

Portland

Tue 21/7

11:05-07:30

2 stops36h 25m

€973

CorkPortland

ORK - PDX

ORKPDX

Cork

Sun 26/7

17:15-11:10

1 stop25h 55m

Portland

Sun 2/8

13:05-22:45

1 stop25h 40m

€1,055

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 €659.

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 €718Free CancellationRating
7.8
1,532 reviews
Search KLM flights
FinnairPriceFrom €746Free CancellationRating
7.6
1,418 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