$270 Find Cheap Flights from Portland to Ireland - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Portland to Ireland departing on 10/10. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Cheap Flights from Portland to Ireland

Cheapest round-trip prices found by our users on KAYAK in the last 72 hours
Dublin
Dublin1 stop$742
Shannon
Shannon2 stops$856
Cork
Cork2 stops$743
Dublin
Dublin1 stop$742
Shannon
Shannon2 stops$856
Cork
Cork2 stops$743

Book Cheap Portland to Ireland Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Portland to Ireland that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Portland to Ireland

Sun, Oct 18 - Tue, Oct 27
Delta Logo
6:55 am - 8:45 am
PDX
-
DUB
17h 50m
1 stop
Delta Logo
1:25 pm - 12:20 pm
DUB
-
PDX
29h 55m
1 stop
$742Delta
Tue, Nov 10 - Wed, Nov 18
Delta Logo
9:40 am - 4:40 pm
PDX
-
ORK
23h 00m
2 stops
Delta Logo
5:45 am - 11:20 am
ORK
-
PDX
13h 35m
1 stop
$743Delta
Tue, Nov 3 - Tue, Nov 17
Delta Logo
10:50 pm - 7:45 am
PDX
-
DUB
24h 55m
1 stop
Delta Logo
1:25 pm - 11:20 am
DUB
-
PDX
29h 55m
1 stop
$743Delta
Mon, Oct 12 - Tue, Oct 20
Multiple Airlines Logo
3:30 pm - 4:55 pm
PDX
-
DUB
17h 25m
2 stops
Multiple Airlines Logo
9:50 am - 7:06 pm
DUB
-
PDX
17h 16m
2 stops
$745Multiple Airlines
Mon, Oct 12 - Tue, Oct 20
American Airlines Logo
7:30 pm - 6:40 pm
PDX
-
DUB
15h 10m
1 stop
American Airlines Logo
12:40 pm - 9:11 pm
DUB
-
PDX
16h 31m
1 stop
$746American Airlines
Tue, Sep 22 - Wed, Sep 30
United Airlines Logo
11:09 pm - 11:10 am
PDX
-
DUB
28h 01m
1 stop
United Airlines Logo
9:50 am - 9:31 am
DUB
-
PDX
31h 41m
1 stop
$747United Airlines
Tue, Sep 1 - Wed, Sep 9
Icelandair Logo
3:30 pm - 11:05 am
PDX
-
DUB
11h 35m
1 stop
Icelandair Logo
12:15 pm - 11:45 am
DUB
-
PDX
31h 30m
1 stop
$755Icelandair
Wed, Sep 23 - Fri, Oct 16
United Airlines Logo
7:02 am - 7:45 am
PDX
-
DUB
16h 43m
2 stops
United Airlines Logo
9:20 am - 1:15 pm
DUB
-
PDX
35h 55m
2 stops
$756United Airlines
Sun, Aug 23 - Fri, Sep 11
KLM Logo
1:05 pm - 10:45 pm
PDX
-
ORK
25h 40m
1 stop
KLM Logo
6:15 am - 11:10 am
ORK
-
PDX
12h 55m
1 stop
$789KLM
Wed, Aug 19 - Wed, Aug 26
KLM Logo
3:25 pm - 4:45 pm
PDX
-
ORK
17h 20m
2 stops
KLM Logo
6:15 am - 11:10 am
ORK
-
PDX
12h 55m
1 stop
$794KLM
Booking Insights

KAYAK's insights & trends for Portland to Ireland flights

Get data-powered insights and trends into flights from Portland to Ireland to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from Portland to Ireland?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Portland to Ireland, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Portland to Ireland is August, when tickets cost $276 (return) on average. On the other hand, the most expensive months are June and July, when the average cost of round-trip tickets is $619 and $463 respectively.

How far in advance should I book a flight from Portland to Ireland?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Portland to Ireland, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Portland to Ireland, you should book around 4 weeks before departure, which saves you about 20% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 13 weeks before departure.

Good to know

Low seasonJanuary
Cheapest flight$270
Best time to beat the crowds with an average 24% drop in price.
Most popular time to fly and prices are also 5% lower on average.
Flight from Portland to Dublin

FAQs - booking Ireland flights

  • What are the visa and passport requirements for traveling from Portland to Ireland?

    Travelers flying from Portland International Airport to Ireland need a valid passport. U.S. citizens can enter Ireland without a visa for tourism or business stays up to 90 days. Ensure your passport has at least six months of validity beyond your planned stay in Ireland, and stay updated on any changes in travel requirements.

  • Are there direct flights from Portland to Ireland?

    Direct flights from Portland International Airport to Ireland are only available sometimes. Travelers usually need to take connecting flights with common layover airports, including John F. Kennedy International Airport (JFK) in New York and New York or O'Hare International Airport (ORD) in Chicago. Airlines that operate these connecting routes to Ireland include Aer Lingus and United Airlines. These layovers may vary in duration and can provide an opportunity to explore additional cities while en route to Ireland.

  • What are some sustainable travel tips for flights from Portland to Ireland?

    When planning your flight from Portland to Ireland, consider flying with airlines prioritizing sustainability, such as Aer Lingus or United Airlines, which have initiatives focused on reducing environmental impact. Also, consider packing light to reduce your carbon footprint and utilize electronic boarding passes.

  • Which airport is closest to the Guinness Storehouse in Ireland?

    Dublin Airport (DUB) is the closest major airport to the Guinness Storehouse, one of Dublin's most popular attractions. The airport is approximately eight miles north of the city center, offering convenient access to this iconic brewery. Various transportation options, including buses and taxis, are available to reach the Guinness Storehouse from Dublin Airport.

  • How does KAYAK find such low prices on flights from Portland to Ireland?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Portland to Ireland.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Portland to Ireland?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Portland to Ireland is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Portland to Ireland?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Portland to Ireland with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Portland to Ireland?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Portland to Ireland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Top tips for finding cheap flights to Ireland

  • Flights from Portland International Airport (PDX) to Ireland typically include major U.S. or European airport layovers. Common transit hubs are John F. Kennedy International Airport (JFK) in New York, Chicago O'Hare International Airport (ORD), and London Heathrow Airport (LHR) in the UK. These airports offer various services and amenities, allowing travelers to rest or explore during layovers.
  • The key entry points into Ireland are Dublin Airport (DUB), which serves as the primary gateway to the country, and Shannon Airport (SNN), which is particularly convenient for exploring Ireland's west coast. Dublin Airport (DUB) offers easy access to Ireland's capital and cultural attractions, while Shannon Airport is closer to nature and attractions like the Cliffs of Moher.
  • While at Portland International Airport (PDX), check out the dynamic PDX Art Program that showcases the region's cultural life. The program includes rotating exhibitions with artwork by professional regional artists from Oregon and Washington State. These exhibitions are located in various concourses post-security, such as Concourse B, Concourse B/C Connector, Concourse D, and the Concourse E Extension. Additionally, pre-security exhibition areas in the North and South Pedestrian Tunnels display 2D exhibitions of regional cultural interest. The exhibitions rotate biannually and annually, offering travelers a diverse and evolving artistic experience.
  • Travelers with mobility issues flying from Portland International Airport (PDX) should note that the airport offers comprehensive accessibility services. It's a good idea to pre-arrange services like wheelchair assistance and to inquire about specialized support at check-in, security, and boarding areas with your airline. This ensures a smooth and comfortable experience at the airport, making your travel more relaxed and hassle-free.
  • You can access several lounges at Portland International Airport, such as the Alaska Airlines Lounge, Delta Sky Club, and a Priority Pass lounge. These lounges offer various amenities like comfortable seating, a selection of refreshments, and Wi-Fi access, providing a serene environment for relaxation before flights, including those to Ireland. Each lounge has unique features, ensuring a pleasant and tranquil experience for passengers awaiting their flights.

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

Information on your arrival and departure airports