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Cheap flights from Ireland to Portland from $373

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 6/9. 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
0 bags

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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.
JetBlue Logo
10:40 am - 1:05 pm
DUB
-
PDX
34h 25m
1 stop
JetBlue Logo
11:29 pm - 8:20 am
PDX
-
DUB
24h 51m
1 stop
$760JetBlue
Tue, Jun 16 - Mon, Jun 29
JetBlue Logo
10:40 am - 1:10 pm
DUB
-
PDX
34h 30m
1 stop
JetBlue Logo
2:30 pm - 8:20 am
PDX
-
DUB
33h 50m
1 stop
$791JetBlue
Wed, Jun 3 - Sun, Jun 7
Delta Logo
5:55 am - 11:10 am
DUB
-
PDX
13h 15m
1 stop
Delta Logo
12:20 pm - 6:25 pm
PDX
-
DUB
22h 05m
2 stops
$831Delta
Thu, May 21 - Mon, May 25
KLM Logo
5:20 pm - 11:10 am
DUB
-
PDX
25h 50m
1 stop
KLM Logo
11:46 am - 7:55 am
PDX
-
DUB
12h 09m
1 stop
$833KLM
Thu, Jun 11 - Thu, Jun 25
KLM Logo
11:10 am - 11:10 am
DUB
-
PDX
32h 00m
1 stop
KLM Logo
11:58 am - 7:55 am
PDX
-
DUB
11h 57m
1 stop
$834KLM
Thu, May 21 - Mon, May 25
Delta Logo
5:55 am - 7:26 pm
DUB
-
PDX
21h 31m
2 stops
Delta Logo
11:20 am - 3:25 pm
PDX
-
DUB
20h 05m
2 stops
$837Delta
Thu, May 21 - Mon, May 25
Multiple Airlines Logo
7:30 am - 5:40 pm
SNN
-
PDX
18h 10m
1 stop
Multiple Airlines Logo
7:30 pm - 4:10 pm
PDX
-
SNN
12h 40m
1 stop
$1,001Multiple Airlines
Thu, May 21 - Mon, May 25
United Airlines Logo
12:30 pm - 11:00 pm
SNN
-
PDX
18h 30m
2 stops
United Airlines Logo
7:00 am - 7:30 am
PDX
-
SNN
16h 30m
1 stop
$1,022United Airlines
Thu, May 21 - Mon, May 25
United Airlines Logo
12:30 pm - 9:48 pm
SNN
-
PDX
17h 18m
1 stop
United Airlines Logo
8:50 am - 7:30 am
PDX
-
SNN
14h 40m
2 stops
$1,140United Airlines
Thu, Jun 18 - Thu, Jun 25
Multiple Airlines Logo
7:30 am - 7:10 pm
SNN
-
PDX
19h 40m
3 stops
Multiple Airlines Logo
3:30 pm - 8:35 pm
PDX
-
SNN
21h 05m
2 stops
$1,623Multiple Airlines
Thu, May 21 - Mon, May 25

JetBlue flights from Ireland to Portland

Our best JetBlue deals on Ireland to Portland flight tickets
JetBlue
Jun 16
DUB10:40 amDublin
34h 25m
1 stop
PDX1:05 pmPortland
Jun 29
PDX11:29 pmPortland
24h 51m
1 stop
DUB8:20 amDublin
$760
JetBlue
Jun 3
DUB10:40 amDublin
34h 30m
1 stop
PDX1:10 pmPortland
Jun 7
PDX2:30 pmPortland
33h 50m
1 stop
DUB8:20 amDublin
$791

Delta flights from Ireland to Portland

Our best Delta deals on Ireland to Portland flight tickets
Delta
May 14
DUB5:55 amDublin
13h 15m
1 stop
PDX11:10 amPortland
May 27
PDX3:30 pmPortland
18h 55m
2 stops
DUB6:25 pmDublin
$830
Delta
May 21
DUB5:55 amDublin
13h 15m
1 stop
PDX11:10 amPortland
May 25
PDX12:20 pmPortland
22h 05m
2 stops
DUB6:25 pmDublin
$831
Delta
May 14
DUB5:55 amDublin
13h 15m
1 stop
PDX11:10 amPortland
May 27
PDX1:35 pmPortland
20h 50m
2 stops
DUB6:25 pmDublin
$832

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 May 8, 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 - PDX

DUBPDX

Dublin

Tue 6/16

10:40 am-1:05 pm

1 stop34h 25m

Portland

Mon 6/29

11:29 pm-8:20 am

1 stop24h 51m

$760

DublinPortland

DUB - PDX

DUBPDX

Dublin

Wed 6/3

10:40 am-1:10 pm

1 stop34h 30m

Portland

Sun 6/7

2:30 pm-8:20 am

1 stop33h 50m

$791

DublinPortland

DUB - PDX

DUBPDX

Dublin

Thu 5/21

5:55 am-11:10 am

1 stop13h 15m

Portland

Mon 5/25

12:20 pm-6:25 pm

2 stops22h 05m

$831

DublinPortland

DUB - PDX

DUBPDX

Dublin

Thu 6/11

5:20 pm-11:10 am

1 stop25h 50m

Portland

Thu 6/25

11:46 am-7:55 am

1 stop12h 09m

$833

DublinPortland

DUB - PDX

DUBPDX

Dublin

Thu 5/21

11:10 am-11:10 am

1 stop32h 00m

Portland

Mon 5/25

11:58 am-7:55 am

1 stop11h 57m

$834

DublinPortland

DUB - PDX

DUBPDX

Dublin

Thu 5/21

5:55 am-7:26 pm

2 stops21h 31m

Portland

Mon 5/25

11:20 am-3:25 pm

2 stops20h 05m

$837
Quickest round-trip

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Thu 5/21

7:30 am-5:40 pm

1 stop18h 10m

Portland

Mon 5/25

7:30 pm-4:10 pm

1 stop12h 40m

$1,001

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Thu 5/21

12:30 pm-11:00 pm

2 stops18h 30m

Portland

Mon 5/25

7:00 am-7:30 am

1 stop16h 30m

$1,022

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Thu 6/18

12:30 pm-9:48 pm

1 stop17h 18m

Portland

Thu 6/25

8:50 am-7:30 am

2 stops14h 40m

$1,140

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Thu 5/21

7:30 am-7:10 pm

3 stops19h 40m

Portland

Mon 5/25

3:30 pm-8:35 pm

2 stops21h 05m

$1,623

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 April. Flight prices, which tend to average around $700, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in April, then you should wait until June to fly from Ireland, when ticket prices are also cheap, with an average price of $735.

Can stopping save me money on Ireland to Portland flights?

You could potentially save up to 23% 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 15m

Direct flights

None
The fastest flight from Ireland to Portland takes 13h 15m
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
Cannon Beach
Vancouver
Salem
Astoria
Long Beach
Rockaway Beach
Beaverton
Depoe Bay
Hillsboro
Tigard
Longview
Hood River
Troutdale
Newberg
McMinnville
The Dalles
Manzanita
Pacific City

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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