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Cheap flights from Ireland to Portland from €331

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 9/3. 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.
Scandinavian Airlines Logo
10:10 - 20:56
DUB
-
PDX
18h 46m2 stops
Scandinavian Airlines Logo
10:30 - 18:20
PDX
-
DUB
23h 50m2 stops
€605Scandinavian Airlines
Sun, 18 Jan - Sun, 25 Jan
Scandinavian Airlines Logo
10:10 - 20:56
DUB
-
PDX
18h 46m2 stops
Scandinavian Airlines Logo
13:02 - 11:45
PDX
-
DUB
38h 43m2 stops
€612Scandinavian Airlines
Sun, 18 Jan - Sun, 25 Jan
British Airways Logo
08:50 - 15:55
DUB
-
PDX
15h 05m1 stop
British Airways Logo
18:45 - 17:05
PDX
-
DUB
15h 20m1 stop
€658British Airways
Mon, 2 Mar - Mon, 16 Mar
British Airways Logo
10:20 - 15:55
DUB
-
PDX
13h 35m1 stop
British Airways Logo
17:45 - 19:45
PDX
-
DUB
18h 00m1 stop
€685British Airways
Wed, 14 Jan - Wed, 21 Jan
Icelandair Logo
14:15 - 18:00
DUB
-
PDX
11h 45m1 stop
Icelandair Logo
19:05 - 11:05
PDX
-
DUB
32h 00m1 stop
€687Icelandair
Mon, 6 Apr - Wed, 1 Jul
Lufthansa Logo
12:00 - 00:39
DUB
-
PDX
20h 39m2 stops
Lufthansa Logo
07:00 - 08:10
PDX
-
DUB
17h 10m1 stop
€692Lufthansa
Sun, 18 Jan - Sun, 25 Jan
Multiple Airlines Logo
05:10 - 18:30
DUB
-
PDX
21h 20m2 stops
Multiple Airlines Logo
19:00 - 07:10
PDX
-
DUB
52h 10m2 stops
€693Multiple Airlines
Fri, 16 Jan - Fri, 30 Jan
Icelandair Logo
12:15 - 18:00
DUB
-
PDX
13h 45m1 stop
Icelandair Logo
15:30 - 11:05
PDX
-
DUB
11h 35m1 stop
€695Icelandair
Sun, 5 Apr - Tue, 30 Jun
Lufthansa Logo
12:00 - 00:54
SNN
-
PDX
20h 54m2 stops
Lufthansa Logo
15:25 - 10:10
PDX
-
SNN
34h 45m2 stops
€776Lufthansa
Sat, 11 Apr - Tue, 7 Jul
Multiple Airlines Logo
11:55 - 09:15
ORK
-
PDX
29h 20m3 stops
Multiple Airlines Logo
09:50 - 15:25
PDX
-
ORK
21h 35m2 stops
€866Multiple Airlines
Sun, 18 Jan - Sun, 25 Jan

Delta flights from Ireland to Portland

Our best Delta deals on Ireland to Portland flight tickets
Delta
2 Mar
DUB05:55Dublin
13h 30m
1 stop
PDX11:25Portland
16 Mar
PDX06:00Portland
26h 45m
2 stops
DUB15:45Dublin
€738
Find similar
Delta
14 Dec
DUB05:55Dublin
26h 20m
2 stops
PDX00:15Portland
29 Dec
PDX05:30Portland
26h 50m
2 stops
DUB16:20Dublin
€748
Find similar
Delta
19 Dec
DUB05:55Dublin
13h 30m
1 stop
PDX11:25Portland
23 Dec
PDX12:16Portland
11h 29m
1 stop
DUB07:45Dublin
€988
Find similar

Lufthansa flights from Ireland to Portland

Our best Lufthansa deals on Ireland to Portland flight tickets
Lufthansa
18 Jan
DUB12:00Dublin
20h 39m
2 stops
PDX00:39Portland
25 Jan
PDX07:00Portland
17h 10m
1 stop
DUB08:10Dublin
€692
Find similar
Lufthansa
23 Jan
DUB05:10Dublin
21h 20m
2 stops
PDX18:30Portland
8 Feb
PDX09:50Portland
22h 35m
2 stops
DUB16:25Dublin
€699
Find similar
Lufthansa
23 Jan
DUB05:10Dublin
21h 20m
2 stops
PDX18:30Portland
8 Feb
PDX07:00Portland
17h 10m
1 stop
DUB08:10Dublin
€708
Find similar

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 6 December 2025.
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

Sun 18/1

10:10-20:56

2 stops18h 46m

Portland

Sun 25/1

10:30-18:20

2 stops23h 50m

€605

DublinPortland

DUB - PDX

DUBPDX

Dublin

Sun 18/1

10:10-20:56

2 stops18h 46m

Portland

Sun 25/1

13:02-11:45

2 stops38h 43m

€612

DublinPortland

DUB - PDX

DUBPDX

Dublin

Mon 2/3

08:50-15:55

1 stop15h 05m

Portland

Mon 16/3

18:45-17:05

1 stop15h 20m

€658

DublinPortland

DUB - PDX

DUBPDX

Dublin

Wed 14/1

10:20-15:55

1 stop13h 35m

Portland

Wed 21/1

17:45-19:45

1 stop18h 00m

€685

DublinPortland

DUB - PDX

DUBPDX

Dublin

Mon 6/4

14:15-18:00

1 stop11h 45m

Portland

Wed 1/7

19:05-11:05

1 stop32h 00m

€687

DublinPortland

DUB - PDX

DUBPDX

Dublin

Sun 18/1

12:00-00:39

2 stops20h 39m

Portland

Sun 25/1

07:00-08:10

1 stop17h 10m

€692

DublinPortland

DUB - PDX

DUBPDX

Dublin

Fri 16/1

05:10-18:30

2 stops21h 20m

Portland

Fri 30/1

19:00-07:10

2 stops52h 10m

€693

DublinPortland

DUB - PDX

DUBPDX

Dublin

Sun 5/4

12:15-18:00

1 stop13h 45m

Portland

Tue 30/6

15:30-11:05

1 stop11h 35m

€695

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Sat 11/4

12:00-00:54

2 stops20h 54m

Portland

Tue 7/7

15:25-10:10

2 stops34h 45m

€776

CorkPortland

ORK - PDX

ORKPDX

Cork

Sun 18/1

11:55-09:15

3 stops29h 20m

Portland

Sun 25/1

09:50-15:25

2 stops21h 35m

€866

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of €691.

What is the cheapest day to depart on your flight to Portland?

On average, the least expensive day to fly to Portland from Ireland is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as €633. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from Ireland because it is more convenient for both business and leisure travellers. As a result, prices tend to be around €802.

What is the cheapest time of day to depart on your flight to Portland?

Our most recent data shows that the best time of day to fly to Portland is in the morning. Flights from Ireland to Portland during this time can be as low as €686. Try not to purchase tickets in the afternoon because they tend to be around €812. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

11h 45m

Direct flights

None
The fastest flight from Ireland to Portland takes 11h 45m
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 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.

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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