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Cheap flights from Ireland to Portland from €311

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 10/6. 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
13:00 - 09:30
DUB
-
PDX
28h 30m
3 stops
Multiple Airlines Logo
15:30 - 10:50
PDX
-
DUB
35h 20m
3 stops
€681Multiple Airlines
Wed, 20 May - Wed, 27 May
Icelandair Logo
14:15 - 18:00
DUB
-
PDX
11h 45m
1 stop
Icelandair Logo
15:30 - 13:15
PDX
-
DUB
13h 45m
1 stop
€684Icelandair
Mon, 13 Apr - Mon, 27 Apr
JetBlue Logo
10:40 - 13:10
DUB
-
PDX
34h 30m
1 stop
JetBlue Logo
14:30 - 08:20
PDX
-
DUB
33h 50m
1 stop
€687JetBlue
Wed, 20 May - Wed, 27 May
Multiple Airlines Logo
13:00 - 09:30
DUB
-
PDX
28h 30m
2 stops
Multiple Airlines Logo
19:45 - 10:50
PDX
-
DUB
31h 05m
3 stops
€690Multiple Airlines
Wed, 20 May - Wed, 27 May
JetBlue Logo
10:40 - 13:10
DUB
-
PDX
34h 30m
1 stop
JetBlue Logo
23:18 - 08:20
PDX
-
DUB
25h 02m
1 stop
€704JetBlue
Sat, 23 May - Thu, 2 Jul
British Airways Logo
07:30 - 22:47
SNN
-
PDX
23h 17m
2 stops
British Airways Logo
19:30 - 20:35
PDX
-
SNN
17h 05m
1 stop
€861British Airways
Sat, 9 May - Sat, 16 May
United Airlines Logo
12:30 - 22:59
SNN
-
PDX
18h 29m
2 stops
United Airlines Logo
05:00 - 10:15
PDX
-
SNN
21h 15m
2 stops
€896United Airlines
Sat, 9 May - Sat, 16 May
United Airlines Logo
12:30 - 21:59
SNN
-
PDX
17h 29m
1 stop
United Airlines Logo
23:15 - 10:15
PDX
-
SNN
27h 00m
1 stop
€996United Airlines
Sat, 11 Apr - Wed, 15 Apr
American Airlines Logo
07:30 - 22:57
SNN
-
PDX
23h 27m
2 stops
American Airlines Logo
08:00 - 20:35
PDX
-
SNN
28h 35m
2 stops
€1,001American Airlines
Sat, 11 Apr - Wed, 15 Apr
British Airways Logo
07:30 - 17:40
SNN
-
PDX
18h 10m
1 stop
British Airways Logo
19:30 - 20:35
PDX
-
SNN
17h 05m
1 stop
€1,019British Airways
Sat, 9 May - Sat, 16 May

WestJet flights from Ireland to Portland

Our best WestJet deals on Ireland to Portland flight tickets
WestJet
11 May
DUB10:40Dublin
59h 10m
2 stops
PDX13:50Portland
18 May
PDX14:30Portland
12h 20m
1 stop
DUB10:50Dublin
€710
WestJet
11 May
DUB10:40Dublin
59h 10m
2 stops
PDX13:50Portland
18 May
PDX14:30Portland
12h 20m
1 stop
DUB10:50Dublin
€726
WestJet
12 May
DUB13:00Dublin
32h 50m
1 stop
PDX13:50Portland
19 May
PDX14:30Portland
33h 50m
3 stops
DUB08:20Dublin
€803

Iberia flights from Ireland to Portland

Our best Iberia deals on Ireland to Portland flight tickets
Iberia
10 May
DUB12:40Dublin
18h 10m
1 stop
PDX22:50Portland
17 May
PDX06:00Portland
19h 45m
1 stop
DUB09:45Dublin
€758
Iberia
28 Apr
DUB09:30Dublin
21h 19m
1 stop
PDX22:49Portland
5 May
PDX11:56Portland
13h 49m
1 stop
DUB09:45Dublin
€781

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 30 March 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

Wed 20/5

13:00-09:30

3 stops28h 30m

Portland

Wed 27/5

15:30-10:50

3 stops35h 20m

€681
Fastest return journey

DublinPortland

DUB - PDX

DUBPDX

Dublin

Mon 13/4

14:15-18:00

1 stop11h 45m

Portland

Mon 27/4

15:30-13:15

1 stop13h 45m

€684

DublinPortland

DUB - PDX

DUBPDX

Dublin

Wed 20/5

10:40-13:10

1 stop34h 30m

Portland

Wed 27/5

14:30-08:20

1 stop33h 50m

€687

DublinPortland

DUB - PDX

DUBPDX

Dublin

Wed 20/5

13:00-09:30

2 stops28h 30m

Portland

Wed 27/5

19:45-10:50

3 stops31h 05m

€690

DublinPortland

DUB - PDX

DUBPDX

Dublin

Sat 23/5

10:40-13:10

1 stop34h 30m

Portland

Thu 2/7

23:18-08:20

1 stop25h 02m

€704

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Sat 9/5

07:30-22:47

2 stops23h 17m

Portland

Sat 16/5

19:30-20:35

1 stop17h 05m

€861

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Sat 9/5

12:30-22:59

2 stops18h 29m

Portland

Sat 16/5

05:00-10:15

2 stops21h 15m

€896

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Sat 11/4

12:30-21:59

1 stop17h 29m

Portland

Wed 15/4

23:15-10:15

1 stop27h 00m

€996

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Sat 11/4

07:30-22:57

2 stops23h 27m

Portland

Wed 15/4

08:00-20:35

2 stops28h 35m

€1,001

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Sat 9/5

07:30-17:40

1 stop18h 10m

Portland

Sat 16/5

19:30-20:35

1 stop17h 05m

€1,019

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 February, then flying in March is also cheap. Prices for this month can be found on momondo for an average of €704.

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

12h 50m

Direct flights

None
The fastest flight from Ireland to Portland takes 12h 50m
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 €702Free CancellationRating
7.8
1,480 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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