€316 Find Cheap Flights from Portland to Ireland

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 19/7. 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

KAYAK searches hundreds of travel sites at once for deals on flights to Ireland

Travellers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

Track pricesNot ready to book? Create a price alert for when prices drop.

Free to useThere are no hidden charges or fees.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Flight Deals
Booking Insights
Flight Deals

Best Ireland Flight Deals from Portland

Cheapest return prices found by our users on KAYAK in the last 72 hours
Dublin
Dublin1 stop€604
Shannon
Shannon1 stop€631
Dublin
Dublin1 stop€604
Shannon
Shannon1 stop€631

Cheap Flights from Portland to Ireland

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return 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 return flight deals from Portland to Ireland

Tue, 10 Nov - Tue, 24 Nov
KLM Logo
06:00 - 07:45
PWM
-
DUB
20h 45m
1 stop
KLM Logo
13:25 - 23:49
DUB
-
PWM
15h 24m
2 stops
€604KLM
Tue, 10 Nov - Tue, 24 Nov
KLM Logo
13:35 - 07:45
PWM
-
DUB
13h 10m
1 stop
KLM Logo
10:45 - 23:49
DUB
-
PWM
18h 04m
1 stop
€607KLM
Tue, 10 Nov - Tue, 24 Nov
Delta Logo
12:50 - 08:45
PWM
-
DUB
14h 55m
2 stops
Delta Logo
05:45 - 23:49
DUB
-
PWM
23h 04m
2 stops
€608Delta
Sat, 5 Sep - Mon, 14 Sep
Lufthansa Logo
10:45 - 10:15
PWM
-
SNN
18h 30m
1 stop
Lufthansa Logo
12:30 - 23:32
SNN
-
PWM
16h 02m
1 stop
€631Lufthansa
Sat, 5 Sep - Mon, 14 Sep
United Airlines Logo
18:53 - 10:15
PWM
-
SNN
10h 22m
1 stop
United Airlines Logo
12:30 - 23:59
SNN
-
PWM
16h 29m
2 stops
€636United Airlines
Sun, 6 Sep - Mon, 14 Sep
United Airlines Logo
05:51 - 10:15
PWM
-
SNN
23h 24m
2 stops
United Airlines Logo
09:30 - 23:32
SNN
-
PWM
19h 02m
2 stops
€645United Airlines
Sun, 4 Oct - Tue, 13 Oct
KLM Logo
06:05 - 08:45
PWM
-
DUB
21h 40m
1 stop
KLM Logo
08:55 - 23:49
DUB
-
PWM
19h 54m
2 stops
€660KLM
Sun, 4 Oct - Tue, 13 Oct
KLM Logo
06:05 - 08:45
PWM
-
DUB
21h 40m
1 stop
KLM Logo
13:15 - 23:49
DUB
-
PWM
15h 34m
1 stop
€664KLM
Thu, 30 Jul - Mon, 10 Aug
Lufthansa Logo
10:55 - 10:15
PWM
-
SNN
18h 20m
1 stop
Lufthansa Logo
12:30 - 18:29
SNN
-
PWM
10h 59m
1 stop
€686Lufthansa
Sun, 4 Oct - Tue, 13 Oct
Multiple Airlines Logo
13:53 - 09:40
PWM
-
DUB
14h 47m
2 stops
Multiple Airlines Logo
10:30 - 22:05
DUB
-
PWM
16h 35m
2 stops
€688Multiple Airlines
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 December, when tickets cost €0 (return) on average. On the other hand, the most expensive months are January and June, when the average cost of return tickets is €1,046 and €766 respectively.

Find deals

Good to know

Low seasonFebruary
Cheapest flight€316
Best time to beat the crowds (6% less expensive on average)
Most popular time to fly and prices are also 36% lower on average.
Flight from Portland to Dublin

FAQs - booking Ireland flights

  • 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 travellers 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 return 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.

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

Information on your arrival and departure airports

Portland (PWM)