£252 Cheap Flights from Portland (PDX) to Dublin (DUB)

View £252 flight on Tue, 21 Oct 2025Opens in a new window

Popular airlines from Portland International Airport (PDX) to Dublin Airport (DUB)

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Cheap Flights from Portland (PDX) to Dublin (DUB)

Prices were available within the past 7 days and start at £252 for one-way flights and £294 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Sat, 29 Nov - Sun, 7 Dec
PDX
Portland
DUB
Dublin
£294 Return, found 3 days ago
£294
Return
found 3 days ago
Select Icelandair flight, departing Sat, 29 Nov from Portland to Dublin, returning Sun, 7 Dec, priced at £294 found 3 days ago
Icelandair
Mon, 27 Oct - Mon, 3 Nov
PDX
Portland
DUB
Dublin
£298 Return, found 2 days ago
£298
Return
found 2 days ago
Select Icelandair flight, departing Mon, 27 Oct from Portland to Dublin, returning Mon, 3 Nov, priced at £298 found 2 days ago
Icelandair
Fri, 24 Oct - Fri, 31 Oct
PDX
Portland
DUB
Dublin
£302 Return, found 2 days ago
£302
Return
found 2 days ago
Select Icelandair flight, departing Fri, 24 Oct from Portland to Dublin, returning Fri, 31 Oct, priced at £302 found 2 days ago
Icelandair
Sat, 9 Aug - Wed, 13 Aug
PDX
Portland
DUB
Dublin
£317 Return, found 6 days ago
£317
Return
found 6 days ago
Select Icelandair flight, departing Sat, 9 Aug from Portland to Dublin, returning Wed, 13 Aug, priced at £317 found 6 days ago
British Airways
Tue, 28 Oct - Tue, 4 Nov
PDX
Portland
DUB
Dublin
£320 Return, found 2 days ago
£320
Return
found 2 days ago
Select British Airways flight, departing Tue, 28 Oct from Portland to Dublin, returning Tue, 4 Nov, priced at £320 found 2 days ago
Delta
Wed, 6 Aug - Fri, 15 Aug
PDX
Portland
DUB
Dublin
£341 Return, found 6 days ago
£341
Return
found 6 days ago
Select Delta flight, departing Wed, 6 Aug from Portland to Dublin, returning Fri, 15 Aug, priced at £341 found 6 days ago
Iberia
Sat, 25 Oct - Sat, 1 Nov
PDX
Portland
DUB
Dublin
£351 Return, found 2 days ago
£351
Return
found 2 days ago
Select Iberia flight, departing Sat, 25 Oct from Portland to Dublin, returning Sat, 1 Nov, priced at £351 found 2 days ago
Air Canada
Mon, 12 Jan - Mon, 19 Jan
PDX
Portland
DUB
Dublin
£352 Return, found 1 day ago
£352
Return
found 1 day ago
Select Air Canada flight, departing Mon, 12 Jan from Portland to Dublin, returning Mon, 19 Jan, priced at £352 found 1 day ago
KLM
Wed, 29 Oct - Wed, 5 Nov
PDX
Portland
DUB
Dublin
£363 Return, found 2 days ago
£363
Return
found 2 days ago
Select KLM flight, departing Wed, 29 Oct from Portland to Dublin, returning Wed, 5 Nov, priced at £363 found 2 days ago
Lufthansa
Wed, 29 Oct - Wed, 5 Nov
PDX
Portland
DUB
Dublin
£371 Return, found 2 days ago
£371
Return
found 2 days ago
Select Lufthansa flight, departing Wed, 29 Oct from Portland to Dublin, returning Wed, 5 Nov, priced at £371 found 2 days ago

Find the cheapest month to fly from Portland (PDX) to Dublin (DUB)

November is typically the cheapest month to fly

From £280 - £618 per traveller.

Graph displaying average flight prices per month

Flight from Portland to Dublin route information
Origin airport
Portland Intl.
Destination airport
Dublin
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, KLM, Lufthansa, United
Return price
£294
Distance
7421 km

Compare flights from Portland to Dublin easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Portland to Dublin. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Dublin in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Portland Intl. to Dublin.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Portland Intl. (PDX) to Dublin (DUB)

The easiest way to view the best deals on flights from Portland to Dublin today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Portland Intl. to Dublin start at just £294 and range up to £371.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Portland and Dublin
  • booking your flight during November, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Portland to Dublin flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Portland Intl. to Dublin for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from PDX to DUB?
Start packing your bags, because round-trip flights between PDX and Dublin Airport (DUB) start from £294. That's based on fares advertised within the last 7 days on Expedia for flights departing within the next year. Prices can increase quickly, so book today to get the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from PDX Airport to DUB?
This varies from airline to airline, as each one has its own terms and conditions. Visit the Customer Service Portal, where you'll find easy-to-follow instructions on how to cancel online.
How do I find cheap flights from PDX to DUB that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for PDX to DUB flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Portland Intl. Airport (PDX) to Dublin Airport?
The distance is around 7,500 kilometres, so pack your carry-on bag with all you need to make your journey comfortable. Not sure what to take on board your Portland to Corballis flight? A sleep mask, earplugs and a neck pillow are a few essentials.
Which airlines fly direct from Portland Intl. Airport (PDX) to Dublin Airport?
There are no direct flights, so you'll have to make at least one stop between Portland Airport and Dublin Airport (DUB). Make the most of the layover time to stretch your legs and take a break.
Are PDX to Dublin Airport (DUB) flight tickets cheaper when they're purchased at the last minute?
Booking your trip from PDX Airport to Dublin Airport at the last minute could save you some serious cash. However, it could end up costing a good deal more! If you'd rather err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to a year in advance. If your preferred carrier hasn't released tickets yet, check back regularly as deals are updated all the time on Expedia.

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