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Cheap flights from Ireland to Portland from €360

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 19/9. 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

Discover deals from 900+ travel sites with momondo.

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
11:20 - 13:50DUB  Dublin-PDX Portland
34h 30m2 stops Toronto Pearson Intl Calgary
Multiple Airlines Logo
15:30 - 00:35PDX  Portland-DUB Dublin
25h 05m2 stops Reykjavik Keflavik Intl Kastrup Copenhagen
€619Multiple Airlines
Sat, 5 Sep - Mon, 21 Sep
Air Canada Logo
09:50 - 14:46DUB  Dublin-PDX Portland
12h 56m1 stop Vancouver Intl
Air Canada Logo
10:10 - 07:45PDX  Portland-DUB Dublin
13h 35m1 stop Vancouver Intl
€649Air Canada
Fri, 18 Sep - Thu, 8 Oct
Multiple Airlines Logo
11:20 - 13:50DUB  Dublin-PDX Portland
34h 30m2 stops Toronto Pearson Intl Calgary
Multiple Airlines Logo
15:30 - 13:15PDX  Portland-DUB Dublin
13h 45m1 stop Reykjavik Keflavik Intl
€652Multiple Airlines
Sat, 5 Sep - Mon, 21 Sep
Multiple Airlines Logo
12:15 - 13:50DUB  Dublin-PDX Portland
33h 35m2 stops Toronto Pearson Intl Calgary
Multiple Airlines Logo
15:30 - 13:15PDX  Portland-DUB Dublin
13h 45m1 stop Reykjavik Keflavik Intl
€652Multiple Airlines
Sat, 5 Sep - Mon, 21 Sep
Finnair Logo
09:30 - 23:59DUB  Dublin-PDX Portland
22h 29m1 stop Chicago O'Hare Intl
Finnair Logo
07:39 - 09:45PDX  Portland-DUB Dublin
18h 06m1 stop Dallas/Fort Worth
€730Finnair
Tue, 25 Aug - Sat, 5 Sep
Finnair Logo
09:30 - 23:59DUB  Dublin-PDX Portland
22h 29m1 stop Chicago O'Hare Intl
Finnair Logo
08:00 - 09:45PDX  Portland-DUB Dublin
17h 45m1 stop Dallas/Fort Worth
€730Finnair
Thu, 3 Sep - Sat, 19 Sep
Finnair Logo
09:30 - 23:59DUB  Dublin-PDX Portland
22h 29m1 stop Chicago O'Hare Intl
Finnair Logo
07:00 - 09:45PDX  Portland-DUB Dublin
18h 45m1 stop Dallas/Fort Worth
€730Finnair
Thu, 27 Aug - Wed, 9 Sep
KLM Logo
08:55 - 17:31DUB  Dublin-PDX Portland
16h 36m2 stops Amsterdam Schiphol Minneapolis St Paul
KLM Logo
17:10 - 16:40PDX  Portland-DUB Dublin
15h 30m2 stops Salt Lake City Amsterdam Schiphol
€882KLM
Fri, 18 Sep - Fri, 25 Sep
KLM Logo
06:15 - 11:10ORK  Cork-PDX Portland
12h 55m1 stop Amsterdam Schiphol
KLM Logo
09:36 - 10:20PDX  Portland-ORK Cork
16h 44m2 stops Seattle/Tacoma Intl Amsterdam Schiphol
€891KLM
Sun, 20 Sep - Sun, 27 Sep
KLM Logo
06:15 - 11:10ORK  Cork-PDX Portland
12h 55m1 stop Amsterdam Schiphol
KLM Logo
13:05 - 16:40PDX  Portland-ORK Cork
19h 35m1 stop Amsterdam Schiphol
€891KLM
Sun, 20 Sep - Sun, 27 Sep

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American Airlines flights from Ireland to Portland

Our best American Airlines deals on Ireland to Portland flight tickets
American Airlines
28 Aug
DUB09:30Dublin
16h 30m
1 stop
PDX18:00Portland
30 Aug
PDX12:24Portland
15h 26m
1 stop
DUB11:50Dublin
€769
American Airlines
5 Sept
DUB09:30Dublin
16h 30m
1 stop
PDX18:00Portland
21 Sept
PDX06:00Portland
19h 45m
1 stop
DUB09:45Dublin
€770
American Airlines
1 Nov
DUB13:00Dublin
18h 41m
1 stop
PDX23:41Portland
14 Nov
PDX23:49Portland
23h 26m
1 stop
DUB07:15Dublin
€774

Finnair flights from Ireland to Portland

Our best Finnair deals on Ireland to Portland flight tickets
Finnair
25 Aug
DUB09:30Dublin
22h 29m
1 stop
PDX23:59Portland
5 Sept
PDX07:39Portland
18h 06m
1 stop
DUB09:45Dublin
€730
Finnair
27 Aug
DUB09:30Dublin
22h 29m
1 stop
PDX23:59Portland
9 Sept
PDX07:00Portland
18h 45m
1 stop
DUB09:45Dublin
€736
Finnair
28 Aug
DUB09:30Dublin
22h 29m
1 stop
PDX23:59Portland
10 Sept
PDX08:00Portland
17h 45m
1 stop
DUB09:45Dublin
€736

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 8 August 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 Dublin - PDX Portland

DUBPDX

Dublin

Sat 5/9

11:20-13:50

2 stops34h 30m

Portland

Mon 21/9

15:30-00:35

2 stops25h 05m

€619
Fastest return journey

DublinPortland

DUB Dublin - PDX Portland

DUBPDX

Dublin

Fri 18/9

09:50-14:46

1 stop12h 56m

Portland

Thu 8/10

10:10-07:45

1 stop13h 35m

€649

DublinPortland

DUB Dublin - PDX Portland

DUBPDX

Dublin

Sat 5/9

11:20-13:50

2 stops34h 30m

Portland

Mon 21/9

15:30-13:15

1 stop13h 45m

€652

DublinPortland

DUB Dublin - PDX Portland

DUBPDX

Dublin

Sat 5/9

12:15-13:50

2 stops33h 35m

Portland

Mon 21/9

15:30-13:15

1 stop13h 45m

€652

DublinPortland

DUB Dublin - PDX Portland

DUBPDX

Dublin

Tue 25/8

09:30-23:59

1 stop22h 29m

Portland

Sat 5/9

07:39-09:45

1 stop18h 06m

€730

DublinPortland

DUB Dublin - PDX Portland

DUBPDX

Dublin

Thu 3/9

09:30-23:59

1 stop22h 29m

Portland

Sat 19/9

08:00-09:45

1 stop17h 45m

€730

DublinPortland

DUB Dublin - PDX Portland

DUBPDX

Dublin

Thu 27/8

09:30-23:59

1 stop22h 29m

Portland

Wed 9/9

07:00-09:45

1 stop18h 45m

€730

DublinPortland

DUB Dublin - PDX Portland

DUBPDX

Dublin

Fri 18/9

08:55-17:31

2 stops16h 36m

Portland

Fri 25/9

17:10-16:40

2 stops15h 30m

€882

CorkPortland

ORK Cork - PDX Portland

ORKPDX

Cork

Sun 20/9

06:15-11:10

1 stop12h 55m

Portland

Sun 27/9

09:36-10:20

2 stops16h 44m

€891

CorkPortland

ORK Cork - PDX Portland

ORKPDX

Cork

Sun 20/9

06:15-11:10

1 stop12h 55m

Portland

Sun 27/9

13:05-16:40

1 stop19h 35m

€891

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 November is also cheap. Prices for this month can be found on momondo for an average of €742.

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 55m

Direct flights

None
The fastest flight from Ireland to Portland takes 12h 55m
There are no direct flights from Ireland to Portland. There are no popular flight routes from Ireland to Portland.
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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 €716Free CancellationRating
7.8
1,553 reviews
Search KLM flights
FinnairPriceFrom €737Free CancellationRating
7.7
1,427 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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Airlines are sorted and displayed according to clicks in the past 7 days on momondo
KLM
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