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Cheap flights from Ireland to Portland from €320

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 2/6. 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
06:35 - 09:10
DUB
-
PDX
34h 35m
3 stops
Multiple Airlines Logo
15:30 - 17:05
PDX
-
DUB
17h 35m
2 stops
€563Multiple Airlines
Tue, 14 Apr - Tue, 28 Apr
Multiple Airlines Logo
06:35 - 09:10
DUB
-
PDX
34h 35m
3 stops
Multiple Airlines Logo
15:30 - 23:25
PDX
-
DUB
23h 55m
3 stops
€582Multiple Airlines
Tue, 14 Apr - Tue, 28 Apr
Finnair Logo
09:30 - 19:16
DUB
-
PDX
17h 46m
1 stop
Finnair Logo
07:00 - 09:45
PDX
-
DUB
18h 45m
1 stop
€589Finnair
Thu, 2 Apr - Thu, 16 Apr
Finnair Logo
09:30 - 21:38
DUB
-
PDX
20h 08m
1 stop
Finnair Logo
07:00 - 09:45
PDX
-
DUB
18h 45m
1 stop
€590Finnair
Tue, 14 Apr - Tue, 28 Apr
Delta Logo
06:00 - 11:25
ORK
-
PDX
13h 25m
1 stop
Delta Logo
10:42 - 15:00
PDX
-
ORK
21h 18m
2 stops
€726Delta
Sun, 8 Mar - Sun, 15 Mar
KLM Logo
17:15 - 12:25
ORK
-
PDX
26h 10m
1 stop
KLM Logo
14:25 - 23:25
PDX
-
ORK
26h 00m
1 stop
€731KLM
Sun, 8 Mar - Sun, 15 Mar
Delta Logo
06:00 - 11:25
ORK
-
PDX
13h 25m
1 stop
Delta Logo
10:42 - 15:00
PDX
-
ORK
21h 18m
2 stops
€747Delta
Sun, 8 Mar - Sun, 15 Mar
United Airlines Logo
12:30 - 22:54
SNN
-
PDX
18h 24m
2 stops
United Airlines Logo
05:00 - 10:15
PDX
-
SNN
21h 15m
2 stops
€780United Airlines
Fri, 1 May - Tue, 5 May
KLM Logo
10:50 - 11:10
ORK
-
PDX
32h 20m
1 stop
KLM Logo
09:05 - 10:20
PDX
-
ORK
17h 15m
2 stops
€781KLM
Fri, 10 Apr - Fri, 17 Apr
United Airlines Logo
12:30 - 21:06
SNN
-
PDX
16h 36m
1 stop
United Airlines Logo
05:30 - 10:15
PDX
-
SNN
20h 45m
2 stops
€781United Airlines
Fri, 1 May - Tue, 5 May

Finnair flights from Ireland to Portland

Our best Finnair deals on Ireland to Portland flight tickets
Finnair
2 Apr
DUB09:30Dublin
17h 46m
1 stop
PDX19:16Portland
16 Apr
PDX07:00Portland
18h 45m
1 stop
DUB09:45Dublin
€589
Finnair
14 Apr
DUB09:30Dublin
20h 08m
1 stop
PDX21:38Portland
28 Apr
PDX07:00Portland
18h 45m
1 stop
DUB09:45Dublin
€590
Finnair
2 Apr
DUB09:30Dublin
17h 46m
1 stop
PDX19:16Portland
16 Apr
PDX07:00Portland
18h 45m
1 stop
DUB09:45Dublin
€593

American Airlines flights from Ireland to Portland

Our best American Airlines deals on Ireland to Portland flight tickets
American Airlines
2 Apr
DUB09:30Dublin
17h 46m
1 stop
PDX19:16Portland
17 Apr
PDX07:00Portland
18h 45m
1 stop
DUB09:45Dublin
€713
American Airlines
1 May
SNN07:30Shannon
18h 10m
1 stop
PDX17:40Portland
5 May
PDX19:30Portland
17h 05m
1 stop
SNN20:35Shannon
€1,169
American Airlines
1 May
SNN07:30Shannon
18h 10m
1 stop
PDX17:40Portland
5 May
PDX19:30Portland
12h 40m
1 stop
SNN16:10Shannon
€1,171

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 26 February 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

DublinPortland

DUB - PDX

DUBPDX

Dublin

Tue 14/4

06:35-09:10

3 stops34h 35m

Portland

Tue 28/4

15:30-17:05

2 stops17h 35m

€563

DublinPortland

DUB - PDX

DUBPDX

Dublin

Tue 14/4

06:35-09:10

3 stops34h 35m

Portland

Tue 28/4

15:30-23:25

3 stops23h 55m

€582

DublinPortland

DUB - PDX

DUBPDX

Dublin

Thu 2/4

09:30-19:16

1 stop17h 46m

Portland

Thu 16/4

07:00-09:45

1 stop18h 45m

€589

DublinPortland

DUB - PDX

DUBPDX

Dublin

Tue 14/4

09:30-21:38

1 stop20h 08m

Portland

Tue 28/4

07:00-09:45

1 stop18h 45m

€590

CorkPortland

ORK - PDX

ORKPDX

Cork

Sun 8/3

06:00-11:25

1 stop13h 25m

Portland

Sun 15/3

10:42-15:00

2 stops21h 18m

€726

CorkPortland

ORK - PDX

ORKPDX

Cork

Sun 8/3

17:15-12:25

1 stop26h 10m

Portland

Sun 15/3

14:25-23:25

1 stop26h 00m

€731

CorkPortland

ORK - PDX

ORKPDX

Cork

Sun 8/3

06:00-11:25

1 stop13h 25m

Portland

Sun 15/3

10:42-15:00

2 stops21h 18m

€747

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Fri 1/5

12:30-22:54

2 stops18h 24m

Portland

Tue 5/5

05:00-10:15

2 stops21h 15m

€780

CorkPortland

ORK - PDX

ORKPDX

Cork

Fri 10/4

10:50-11:10

1 stop32h 20m

Portland

Fri 17/4

09:05-10:20

2 stops17h 15m

€781

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Fri 1/5

12:30-21:06

1 stop16h 36m

Portland

Tue 5/5

05:30-10:15

2 stops20h 45m

€781

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 October is also cheap. Prices for this month can be found on momondo for an average of €684.

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 16m

Direct flights

None
The fastest flight from Ireland to Portland takes 17h 16m
There are no direct flights from Ireland to Portland. There are no popular flight routes from Ireland to Portland.
Search flight deals

  • 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 €683Free CancellationRating
7.7
1,460 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