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Cheap flights from Ireland to Portland

DUB — PDX
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Ireland to Portland

Keep the following information in mind while searching for Ireland to Portland flight deals. Data was last updated 15 September 2025.

Popular in

June

Cheapest in

March

Average price

£616
Highest demand for flights based on searches. 10% potential increase in price (£53 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Cheapflights Insights

Everything you need to know about your flight from Ireland to Portland

What is the cheapest time of day to fly from IE to PDX?

Find hourly flight availability from Ireland to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 September 2025.

When flying from Ireland to Portland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portland. Reviews last updated 15 September 2025.
Get a feel of what it's like to fly with United Airlines from Ireland to Portland by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,929 reviews
Check prices

Entertainment

7.1

Overall

7.4

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
8,929 reviews
United Airlines
7.4
Good
8,929 reviews
Check prices

Entertainment

7.1

Overall

7.4

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

Find useful and relevant information for your journey from Ireland to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Portland from Ireland?

    Located just 6.0 mi from the city center, Portland (PDX) is the airport most travelers will use when flying to Portland from Ireland.

  • Can I find deals for flights from Ireland to Portland that include hotel bookings?

    Yes. In addition to deals on Ireland to Portland flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Ireland to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to Portland.

  • Can I find deals for business class flights from Ireland to Portland?

    Yes. Cheapflights offers flight deals from Ireland to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ireland to Portland?

    Currently, January is the cheapest month in which you can book a flight from Ireland to Portland (average of £736). Flying from Ireland to Portland in July is currently the most expensive (average of £1,048). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Cannon Beach
Lincoln City

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Alternative routes for Ireland to Portland

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Ireland to Portland

Discover the top airline that operate flights from Ireland to Portland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 15 September 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£356Average£636FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ireland to Portland?

When you search for this flight from Ireland to Portland, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Ireland to Portland?

Millions of users choose and trust Cheapflights to book the best flight deals from Ireland to Portland for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Ireland to Portland with no change fees?

Need flexible booking options for your flight to Portland from Ireland? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Ireland to Portland become cheaper?

Not ready to book yet? You can track prices for flights from Ireland to Portland on Cheapflights with our Price Alert feature and get notified when better prices are available.

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