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Cheap flights from Ireland to Portland from $521

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 4/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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.
Icelandair Logo
11:30 am - 5:00 pmDUB-PDX
13h 30m1 stop
Icelandair Logo
2:45 pm - 10:15 amPDX-DUB
11h 30m1 stop
$738Icelandair
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Fri, Nov 14 - Thu, Nov 27
Multiple Airlines Logo
5:10 am - 9:15 amDUB-PDX
36h 05m2 stops
Multiple Airlines Logo
7:00 pm - 7:10 amPDX-DUB
28h 10m2 stops
$753Multiple Airlines
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Fri, Dec 5 - Fri, Dec 12
Lufthansa Logo
5:10 am - 6:30 pmDUB-PDX
21h 20m2 stops
Lufthansa Logo
7:00 am - 8:10 amPDX-DUB
17h 10m1 stop
$754Lufthansa
Find Deal
Fri, Nov 14 - Thu, Nov 27
Lufthansa Logo
5:10 am - 6:41 pmDUB-PDX
21h 31m2 stops
Lufthansa Logo
7:00 am - 8:10 amPDX-DUB
17h 10m1 stop
$798Lufthansa
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Fri, Dec 5 - Fri, Dec 12
American Airlines Logo
11:30 am - 12:50 amDUB-PDX
21h 20m2 stops
American Airlines Logo
1:26 pm - 5:05 pmPDX-DUB
19h 39m2 stops
$799American Airlines
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Thu, Nov 20 - Mon, Nov 24
Delta Logo
5:55 am - 11:25 amDUB-PDX
13h 30m1 stop
Delta Logo
12:35 am - 3:45 pmPDX-DUB
31h 10m2 stops
$800Delta
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Fri, Nov 14 - Wed, Nov 26
Delta Logo
5:55 am - 11:25 amDUB-PDX
13h 30m1 stop
Delta Logo
6:56 am - 7:45 amPDX-DUB
16h 49m1 stop
$803Delta
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Sun, Feb 22 - Sat, Feb 28
United Airlines Logo
9:00 am - 8:29 pmDUB-PDX
19h 29m2 stops
United Airlines Logo
10:52 am - 8:10 amPDX-DUB
13h 18m1 stop
$813United Airlines
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Fri, Nov 14 - Thu, Nov 27
United Airlines Logo
9:00 am - 6:40 pmDUB-PDX
17h 40m2 stops
United Airlines Logo
7:00 am - 10:20 amPDX-DUB
19h 20m3 stops
$814United Airlines
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Fri, Nov 14 - Mon, Nov 17
American Airlines Logo
2:45 pm - 12:36 pmSNN-PDX
29h 51m2 stops
American Airlines Logo
5:45 pm - 4:45 pmPDX-SNN
15h 00m1 stop
$1,038American Airlines
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Thu, Nov 27 - Mon, Dec 1

Lufthansa flights from Ireland to Portland

Our best Lufthansa deals on Ireland to Portland flight tickets
Lufthansa
Nov 14
DUB5:10 amDublin
21h 20m
2 stops
PDX6:30 pmPortland
Nov 27
PDX7:00 amPortland
17h 10m
1 stop
DUB8:10 amDublin
$754
Find similar
Lufthansa
Nov 13
DUB5:00 amDublin
21h 30m
2 stops
PDX6:30 pmPortland
Nov 26
PDX10:52 amPortland
13h 18m
1 stop
DUB8:10 amDublin
$760
Find similar
Lufthansa
Nov 13
DUB5:00 amDublin
21h 30m
2 stops
PDX6:30 pmPortland
Nov 26
PDX10:05 amPortland
23h 05m
2 stops
DUB5:10 pmDublin
$794
Find similar

American Airlines flights from Ireland to Portland

Our best American Airlines deals on Ireland to Portland flight tickets
American Airlines
Nov 20
DUB11:30 amDublin
21h 20m
2 stops
PDX12:50 amPortland
Nov 24
PDX1:26 pmPortland
19h 39m
2 stops
DUB5:05 pmDublin
$799
Find similar
American Airlines
Nov 27
SNN2:45 pmShannon
29h 51m
2 stops
PDX12:36 pmPortland
Dec 1
PDX5:45 pmPortland
15h 00m
1 stop
SNN4:45 pmShannon
$1,038
Find similar
American Airlines
Nov 27
SNN7:50 amShannon
35h 08m
2 stops
PDX10:58 amPortland
Dec 1
PDX5:45 pmPortland
15h 00m
1 stop
SNN4:45 pmShannon
$1,049
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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 November 3, 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

Fri 11/14

11:30 am-5:00 pm

1 stop13h 30m

Portland

Thu 11/27

2:45 pm-10:15 am

1 stop11h 30m

$738

DublinPortland

DUB - PDX

DUBPDX

Dublin

Fri 12/5

5:10 am-9:15 am

2 stops36h 05m

Portland

Fri 12/12

7:00 pm-7:10 am

2 stops28h 10m

$753

DublinPortland

DUB - PDX

DUBPDX

Dublin

Fri 11/14

5:10 am-6:30 pm

2 stops21h 20m

Portland

Thu 11/27

7:00 am-8:10 am

1 stop17h 10m

$754

DublinPortland

DUB - PDX

DUBPDX

Dublin

Fri 12/5

5:10 am-6:41 pm

2 stops21h 31m

Portland

Fri 12/12

7:00 am-8:10 am

1 stop17h 10m

$798

DublinPortland

DUB - PDX

DUBPDX

Dublin

Thu 11/20

11:30 am-12:50 am

2 stops21h 20m

Portland

Mon 11/24

1:26 pm-5:05 pm

2 stops19h 39m

$799

DublinPortland

DUB - PDX

DUBPDX

Dublin

Fri 11/14

5:55 am-11:25 am

1 stop13h 30m

Portland

Wed 11/26

12:35 am-3:45 pm

2 stops31h 10m

$800

DublinPortland

DUB - PDX

DUBPDX

Dublin

Sun 2/22

5:55 am-11:25 am

1 stop13h 30m

Portland

Sat 2/28

6:56 am-7:45 am

1 stop16h 49m

$803

DublinPortland

DUB - PDX

DUBPDX

Dublin

Fri 11/14

9:00 am-8:29 pm

2 stops19h 29m

Portland

Thu 11/27

10:52 am-8:10 am

1 stop13h 18m

$813

DublinPortland

DUB - PDX

DUBPDX

Dublin

Fri 11/14

9:00 am-6:40 pm

2 stops17h 40m

Portland

Mon 11/17

7:00 am-10:20 am

3 stops19h 20m

$814

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Thu 11/27

2:45 pm-12:36 pm

2 stops29h 51m

Portland

Mon 12/1

5:45 pm-4:45 pm

1 stop15h 00m

$1,038

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 day to depart on your flight to Portland?

The cheapest day to depart on your flight to Portland is on a Tuesday when prices can be found for as low as $737. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Sunday, with ticket prices averaging around $975.

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

The cheapest time of day to fly to Portland is in the morning when flights can be purchased for as low as $806. In the afternoon is when there is more demand to fly to Portland, so prices are often more expensive at around $1,014 per ticket.

Can stopping save me money on Ireland to Portland flights?

You could potentially save up to 40% 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

Direct flights

None
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 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
Cannon Beach
Vancouver
Salem
Astoria
Long Beach
Depoe Bay
Rockaway Beach
Beaverton
Hillsboro
Hood River
Gresham
McMinnville
Longview
The Dalles
Pacific City
Tigard
Manzanita
Tillamook

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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