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Cheap flights from Ireland to Portland from $458

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 11/9. 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

Find the cheapest flights from Ireland to Portland

Recent round-trip flight deals from Ireland to Portland

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:00 pm - 1:50 pmDUB  Dublin-PDX Portland
32h 50m1 stop Calgary
Multiple Airlines Logo
3:30 pm - 12:35 amPDX  Portland-DUB Dublin
25h 05m2 stops Reykjavik Keflavik Intl Kastrup Copenhagen
$756Multiple Airlines
Fri, Sep 4 - Mon, Oct 5
Multiple Airlines Logo
1:00 pm - 1:50 pmDUB  Dublin-PDX Portland
32h 50m1 stop Calgary
Multiple Airlines Logo
3:30 pm - 12:35 amPDX  Portland-DUB Dublin
25h 05m2 stops Reykjavik Keflavik Intl Kastrup Copenhagen
$762Multiple Airlines
Tue, Sep 8 - Mon, Oct 5
Multiple Airlines Logo
1:00 pm - 1:50 pmDUB  Dublin-PDX Portland
32h 50m1 stop Calgary
Multiple Airlines Logo
3:30 pm - 12:35 amPDX  Portland-DUB Dublin
25h 05m2 stops Reykjavik Keflavik Intl Kastrup Copenhagen
$773Multiple Airlines
Sun, Oct 4 - Mon, Oct 19
Multiple Airlines Logo
1:00 pm - 1:50 pmDUB  Dublin-PDX Portland
32h 50m1 stop Calgary
Multiple Airlines Logo
3:30 pm - 11:20 pmPDX  Portland-DUB Dublin
23h 50m3 stops Reykjavik Keflavik Intl Kastrup Copenhagen London Stansted
$786Multiple Airlines
Sun, Oct 4 - Mon, Oct 19
Multiple Airlines Logo
8:30 pm - 7:06 pmDUB  Dublin-PDX Portland
30h 36m3 stops Kastrup Copenhagen Frankfurt am Main Vancouver Intl
Multiple Airlines Logo
10:10 am - 12:35 amPDX  Portland-DUB Dublin
30h 25m3 stops Vancouver Intl Zurich Kastrup Copenhagen
$789Multiple Airlines
Sun, Oct 4 - Mon, Oct 19
Multiple Airlines Logo
1:00 pm - 1:50 pmDUB  Dublin-PDX Portland
32h 50m1 stop Calgary
Multiple Airlines Logo
3:30 pm - 11:45 pmPDX  Portland-DUB Dublin
24h 15m3 stops Reykjavik Keflavik Intl Kastrup Copenhagen Manchester
$792Multiple Airlines
Sun, Oct 4 - Mon, Oct 19
Multiple Airlines Logo
1:00 pm - 1:50 pmDUB  Dublin-PDX Portland
32h 50m1 stop Calgary
Multiple Airlines Logo
3:30 pm - 12:35 amPDX  Portland-DUB Dublin
25h 05m2 stops Reykjavik Keflavik Intl Kastrup Copenhagen
$797Multiple Airlines
Sun, Oct 4 - Mon, Oct 19
Icelandair Logo
11:30 am - 5:00 pmDUB  Dublin-PDX Portland
13h 30m1 stop Reykjavik Keflavik Intl
Icelandair Logo
2:45 pm - 10:15 amPDX  Portland-DUB Dublin
11h 30m1 stop Reykjavik Keflavik Intl
$798Icelandair
Sun, Nov 1 - Sat, Nov 14
Icelandair Logo
11:30 am - 5:00 pmDUB  Dublin-PDX Portland
13h 30m1 stop Reykjavik Keflavik Intl
Icelandair Logo
2:45 pm - 10:15 amPDX  Portland-DUB Dublin
11h 30m1 stop Reykjavik Keflavik Intl
$800Icelandair
Sun, Nov 1 - Sat, Nov 14
Scandinavian Airlines Logo
7:05 pm - 10:26 pmDUB  Dublin-PDX Portland
35h 21m2 stops Kastrup Copenhagen Los Angeles
Scandinavian Airlines Logo
10:00 am - 11:45 amPDX  Portland-DUB Dublin
41h 45m2 stops Los Angeles Kastrup Copenhagen
$801Scandinavian Airlines
Wed, Feb 3 - Sun, Feb 7

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Icelandair flights from Ireland to Portland

Our best Icelandair deals on Ireland to Portland flight tickets
Icelandair
Nov 1
DUB11:30 amDublin
13h 30m
1 stop
PDX5:00 pmPortland
Nov 14
PDX2:45 pmPortland
11h 30m
1 stop
DUB10:15 amDublin
$798
Icelandair
Nov 1
DUB11:30 amDublin
13h 30m
1 stop
PDX5:00 pmPortland
Nov 14
PDX2:45 pmPortland
11h 30m
1 stop
DUB10:15 amDublin
$800
Icelandair
Aug 28
DUB12:15 pmDublin
13h 35m
1 stop
PDX5:50 pmPortland
Dec 17
PDX2:45 pmPortland
11h 30m
1 stop
DUB10:15 amDublin
$842

Scandinavian Airlines flights from Ireland to Portland

Our best Scandinavian Airlines deals on Ireland to Portland flight tickets
Scandinavian Airlines
Feb 3
DUB7:05 pmDublin
35h 21m
2 stops
PDX10:26 pmPortland
Feb 7
PDX10:00 amPortland
41h 45m
2 stops
DUB11:45 amDublin
$801
Scandinavian Airlines
Feb 3
DUB7:05 pmDublin
35h 21m
2 stops
PDX10:26 pmPortland
Feb 7
PDX10:00 amPortland
41h 45m
2 stops
DUB11:45 amDublin
$802
Scandinavian Airlines
Feb 3
DUB7:05 pmDublin
35h 21m
2 stops
PDX10:26 pmPortland
Feb 7
PDX10:00 amPortland
41h 45m
2 stops
DUB11:45 amDublin
$803

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated August 14, 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 round-trip

DublinPortland

DUB Dublin - PDX Portland

DUBPDX

Dublin

Fri 9/4

1:00 pm-1:50 pm

1 stop32h 50m

Portland

Mon 10/5

3:30 pm-12:35 am

2 stops25h 05m

$756

DublinPortland

DUB Dublin - PDX Portland

DUBPDX

Dublin

Tue 9/8

1:00 pm-1:50 pm

1 stop32h 50m

Portland

Mon 10/5

3:30 pm-12:35 am

2 stops25h 05m

$762

DublinPortland

DUB Dublin - PDX Portland

DUBPDX

Dublin

Sun 10/4

1:00 pm-1:50 pm

1 stop32h 50m

Portland

Mon 10/19

3:30 pm-12:35 am

2 stops25h 05m

$773

DublinPortland

DUB Dublin - PDX Portland

DUBPDX

Dublin

Sun 10/4

1:00 pm-1:50 pm

1 stop32h 50m

Portland

Mon 10/19

3:30 pm-11:20 pm

3 stops23h 50m

$786

DublinPortland

DUB Dublin - PDX Portland

DUBPDX

Dublin

Sun 10/4

8:30 pm-7:06 pm

3 stops30h 36m

Portland

Mon 10/19

10:10 am-12:35 am

3 stops30h 25m

$789

DublinPortland

DUB Dublin - PDX Portland

DUBPDX

Dublin

Sun 10/4

1:00 pm-1:50 pm

1 stop32h 50m

Portland

Mon 10/19

3:30 pm-11:45 pm

3 stops24h 15m

$792

DublinPortland

DUB Dublin - PDX Portland

DUBPDX

Dublin

Sun 10/4

1:00 pm-1:50 pm

1 stop32h 50m

Portland

Mon 10/19

3:30 pm-12:35 am

2 stops25h 05m

$797
Quickest round-trip

DublinPortland

DUB Dublin - PDX Portland

DUBPDX

Dublin

Sun 11/1

11:30 am-5:00 pm

1 stop13h 30m

Portland

Sat 11/14

2:45 pm-10:15 am

1 stop11h 30m

$798

DublinPortland

DUB Dublin - PDX Portland

DUBPDX

Dublin

Sun 11/1

11:30 am-5:00 pm

1 stop13h 30m

Portland

Sat 11/14

2:45 pm-10:15 am

1 stop11h 30m

$800

DublinPortland

DUB Dublin - PDX Portland

DUBPDX

Dublin

Wed 2/3

7:05 pm-10:26 pm

2 stops35h 21m

Portland

Sun 2/7

10:00 am-11:45 am

2 stops41h 45m

$801

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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?

The cheapest month to fly to Portland from Ireland is in February. Flight prices, which tend to average around $757, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in February, then you should wait until November to fly from Ireland, when ticket prices are also cheap, with an average price of $857.

Can stopping save me money on Ireland to Portland flights?

You could potentially save up to 47% on your flight if you consider stops on a Ireland to Portland flight.

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 were last updated today.

  • How old do you have to be to fly from Ireland to Portland Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ireland to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The required travel and health documents for your Portland Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Portland Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Lincoln City
Seaside
Vancouver
Cannon Beach
Salem
Astoria
Long Beach
Beaverton
Rockaway Beach
Hillsboro
Tigard
Depoe Bay
Longview
Hood River
Newberg
Clackamas
Troutdale
Gresham
Kelso
Wilsonville

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to Portland?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ireland to Portland. momondo saves you time and could save you money on your trip.

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?

momondo provides multiple filters to help you find the best flight to Portland from Ireland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Ireland to Portland right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Ireland to Portland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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