What is the difference between the most popular and the most frequent airline at Portland?

Aer Lingus operates the most flights from Ireland to Portland at 0 per week, while United Airlines is the airline most often selected by KAYAK users searching for flights from Ireland to Portland. The two are often different because flight volume reflects an airline's schedule, while popularity reflects traveller choice.

How do I know if a flight to Portland is a good deal?

A good deal on a flight to Portland is around €1,020 return. This fare is in the lowest 25% of return flight prices searched on KAYAK, averaged across the cities most often searched as origins by KAYAK users.

Which airlines should I consider for flights to Portland?

United Airlines is the most popular airline for KAYAK users flying to Portland and has the best on-time record at the destination's main airport.

What are the most popular airlines flying to Portland?

United Airlines is the only airline flying to Portland on KAYAK.

€1,217 CHEAP FLIGHTS to Portland in 2026

Save 26% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Cheapest return flight

€1,217

Typical prices: €1,020-€1,042

American Airlines

Sun 7/10Thu 11/10

ORK - PWM • 2 stops

Top airlines

United Airlines

Best reviews • 7.4 score

Airline reviews

Start a new search

KAYAK searches hundreds of sites at once to find you the best travel deals.

We hope you enjoy your trip to Portland!

Flight Deals

Cheap Flights to Portland

Discover the best prices for you by selecting your travel dates on KAYAK.

Return

One-way

All Flight Deals

Recent return flight deals to Portland

Wed, 7 Oct - Sun, 11 Oct

07:10 - 22:36ORK Cork-PWM Portland

20h 26m2 stops London Heathrow Charlotte Douglas

13:05 - 15:10PWM Portland-ORK Cork

21h 05m2 stops Chicago O'Hare Intl London Heathrow

€1,217American Airlines

Wed, 7 Oct - Sun, 11 Oct

07:10 - 22:36ORK Cork-PWM Portland

20h 26m2 stops London Heathrow Charlotte Douglas

13:05 - 15:10PWM Portland-ORK Cork

21h 05m2 stops Chicago O'Hare Intl London Heathrow

€1,218American Airlines

Wed, 7 Oct - Sun, 11 Oct

07:10 - 22:31ORK Cork-PWM Portland

20h 21m2 stops London Heathrow Philadelphia

17:45 - 15:10PWM Portland-ORK Cork

16h 25m2 stops Chicago O'Hare Intl London Heathrow

€1,218American Airlines

Wed, 7 Oct - Sun, 11 Oct

07:10 - 22:31ORK Cork-PWM Portland

20h 21m2 stops London Heathrow Philadelphia

13:05 - 10:45PWM Portland-ORK Cork

16h 40m2 stops Chicago O'Hare Intl London Heathrow

€1,220American Airlines

Wed, 7 Oct - Sun, 11 Oct

07:10 - 23:36ORK Cork-PWM Portland

21h 26m2 stops London Heathrow Philadelphia

07:00 - 15:10PWM Portland-ORK Cork

27h 10m2 stops Philadelphia London Heathrow

€1,250American Airlines

Booking Insights

Price, demand, and travel trends for Ireland to Portland flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Ireland to Portland with more confidence.

Prices

Airlines

How much is a flight to Portland?

A return flight to Portland costs €1,024 on average, based on data over the past 12 months on KAYAK. Return fares from Dublin average €1,024.

What is the cheapest time of day to fly to Portland?

Morning flights to Portland are the cheapest at €1,024 return on average. Morning flights are the most expensive at €1,024.

What is a good deal for flights to Portland?

Flights under €1,020 are considered a good deal. 25% of KAYAK users found return flights to Portland at or below these prices, with the lowest fares from:

Dublin €1,020

Find deals

When to book flights to Portland

Are your dates flexible? Find out the best times to travel to Portland based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated return price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. The information is for flights to Portland based on your location. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What is the difference between the most popular and the most frequent airline at Portland?
Aer Lingus operates the most flights from Ireland to Portland at 0 per week, while United Airlines is the airline most often selected by KAYAK users searching for flights from Ireland to Portland. The two are often different because flight volume reflects an airline's schedule, while popularity reflects traveller choice.
How do I know if a flight to Portland is a good deal?
A good deal on a flight to Portland is around €1,020 return. This fare is in the lowest 25% of return flight prices searched on KAYAK, averaged across the cities most often searched as origins by KAYAK users.
Which airlines should I consider for flights to Portland?
United Airlines is the most popular airline for KAYAK users flying to Portland and has the best on-time record at the destination's main airport.

For flights to Portland, recent KAYAK data shows that stronger deals tend to be around €1,020 return. If you see a fare below that threshold, it's a good deal – book before the price climbs back up.
Before you book:

• Check the route's typical price range so you can spot a deal.
• Confirm baggage fees and seat selection costs on budget carriers.
• Verify whether you need any travel documents beyond an ID.
• Pick a departure airport, since your nearest may not be the cheapest origin.

North Conway

Conway

Gorham

More options for your flight to Portland

Add a hotel or car hire

Airports

Cabin class

Origins

Other Destinations

Return flight

Complete your trip to Portland with a hotel stay or car hire

PWM

€1,217 Find Cheap Flights to Portland – Compare and Save

Everything you should know

Cheap Flights to Portland

Recent return flight deals to Portland

Recent one-way flight deals to Portland

All return flight deals to Portland

Price, demand, and travel trends for Ireland to Portland flights

How much is a flight to Portland?

What is the cheapest time of day to fly to Portland?

What is a good deal for flights to Portland?

What are the most popular airlines flying to Portland?

When to book flights to Portland

Your questions about flights to Portland, answered

Your guide to booking Portland flights

Travelling to a place near Portland?

More options for your flight to Portland

Complete your trip to Portland with a hotel stay or car hire

Information on the airport you'll fly into in Portland

Cabin class types available on flights to Portland

Flights from local origins to Portland

Flights to other popular destinations

Find deals for your return flight