Which airlines fly to Portland, Maine?

Aer Lingus, JetBlue and KLM are the top three most popular airlines that fly to Portland, Maine from Ireland according to our data. Aer Lingus is the first choice among our users, with 65% of people opting to fly with this airline when travelling to Portland, Maine. Keep in mind that there are 9 different airlines that fly to Portland, Maine on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Portland, Maine?

On average, it takes 6h 55m to fly from Ireland to Portland, Maine if you fly out of Shannon (the most popular airport in Ireland) and into Boston (the most popular airport in Portland, Maine). If you’re flying out of Dublin and into Boston, then the flight time is around 7h 05m.

When did momondo last update prices for flights from Ireland to Portland Airport?

Prices for flights from Ireland to Portland Airport refresh daily.

How old do you have to be to fly from Ireland to Portland Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ireland to Portland Airport.

What documentation or ID do you need to fly to Portland Airport?

The necessary travel and health documents for your Portland Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

€570 Cheap Flights from Ireland to Portland, Maine in 2026

Find the cheapest flights from Ireland to Portland

Return

One-way

Recent return flight deals from Ireland to Portland

Enter your travel dates to find the best prices.

12:30 - 14:34

SNN

PWM

31h 04m

2 stops

10:50 - 07:30

PWM

SNN

15h 40m

2 stops

€982United Airlines

Thu, 3 Sep - Thu, 10 Sep

14:45 - 15:21

SNN

PWM

29h 36m

2 stops

12:32 - 06:20

PWM

SNN

12h 48m

2 stops

€1,119American Airlines

Fri, 13 Nov - Tue, 17 Nov

14:45 - 10:37

SNN

PWM

24h 52m

2 stops

06:00 - 06:20

PWM

SNN

19h 20m

2 stops

€1,121American Airlines

Fri, 13 Nov - Tue, 17 Nov

14:00 - 14:32

SNN

PWM

29h 32m

2 stops

06:00 - 06:20

PWM

SNN

19h 20m

2 stops

€1,122American Airlines

Fri, 13 Nov - Tue, 17 Nov

14:00 - 11:59

SNN

PWM

26h 59m

2 stops

06:00 - 06:20

PWM

SNN

19h 20m

2 stops

€1,123American Airlines

Fri, 13 Nov - Tue, 17 Nov

07:40 - 18:13

ORK

PWM

15h 33m

2 stops

15:53 - 11:10

PWM

ORK

14h 17m

2 stops

€1,158American Airlines

Fri, 13 Nov - Tue, 17 Nov

07:40 - 18:17

ORK

PWM

15h 37m

2 stops

07:10 - 11:10

PWM

ORK

23h 00m

2 stops

€1,160American Airlines

Fri, 13 Nov - Tue, 17 Nov

07:40 - 11:59

ORK

PWM

33h 19m

2 stops

11:07 - 11:10

PWM

ORK

19h 03m

2 stops

€1,162American Airlines

Fri, 13 Nov - Tue, 17 Nov

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American Airlines flights from Ireland to Portland, Maine

Our best American Airlines deals on Ireland to Portland, Maine flight tickets

American Airlines

13 Nov

SNN14:45Shannon

29h 36m

2 stops

PWM15:21Portland

17 Nov

PWM12:32Portland

12h 48m

2 stops

SNN06:20Shannon

€1,119

American Airlines

13 Nov

SNN14:45Shannon

24h 52m

2 stops

PWM10:37Portland

17 Nov

PWM06:00Portland

19h 20m

2 stops

SNN06:20Shannon

€1,121

American Airlines

13 Nov

SNN14:00Shannon

29h 32m

2 stops

PWM14:32Portland

17 Nov

PWM06:00Portland

19h 20m

2 stops

SNN06:20Shannon

€1,122

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ShannonPortland

SNN - PWM

SNNPWM

Shannon

Thu 3/9

12:30-14:34

2 stops31h 04m

Portland

Thu 10/9

10:50-07:30

2 stops15h 40m

€982

ShannonPortland

SNN - PWM

SNNPWM

Shannon

Fri 13/11

14:45-15:21

2 stops29h 36m

Portland

Tue 17/11

12:32-06:20

2 stops12h 48m

€1,119

ShannonPortland

SNN - PWM

SNNPWM

Shannon

Fri 13/11

14:45-10:37

2 stops24h 52m

Portland

Tue 17/11

06:00-06:20

2 stops19h 20m

€1,121

ShannonPortland

SNN - PWM

SNNPWM

Shannon

Fri 13/11

14:00-14:32

2 stops29h 32m

Portland

Tue 17/11

06:00-06:20

2 stops19h 20m

€1,122

ShannonPortland

SNN - PWM

SNNPWM

Shannon

Fri 13/11

14:00-11:59

2 stops26h 59m

Portland

Tue 17/11

06:00-06:20

2 stops19h 20m

€1,123

Fastest return journey

CorkPortland

ORK - PWM

ORKPWM

Cork

Fri 13/11

07:40-18:13

2 stops15h 33m

Portland

Tue 17/11

15:53-11:10

2 stops14h 17m

€1,158

CorkPortland

ORK - PWM

ORKPWM

Cork

Fri 13/11

07:40-18:17

2 stops15h 37m

Portland

Tue 17/11

07:10-11:10

2 stops23h 00m

€1,160

CorkPortland

ORK - PWM

ORKPWM

Cork

Fri 13/11

07:40-11:59

2 stops33h 19m

Portland

Tue 17/11

11:07-11:10

2 stops19h 03m

€1,162

Cheapest one-way

ShannonPortland

SNN - PWM

SNNPWM

Shannon

Thu 20/8

09:55-22:38

3 stops41h 43m

€570

ShannonPortland

SNN - PWM

SNNPWM

Shannon

Thu 20/8

09:55-09:12

2 stops28h 17m

€598

Flights are sorted by cheapest return flights first.

Showing 1-10 of 11 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ireland to Portland, Maine

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

Can stopping save me money on Ireland to Portland, Maine flights?

You could potentially save up to 62% on your flight if you consider stops on a Ireland to Portland, Maine flight.

Cheap Ireland to Portland, Maine flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to Portland, Maine

Fastest flight time	15h 37m
Direct flights	None

The fastest flight from Ireland to Portland, Maine takes 15h 37m

There are no direct flights from Ireland to Portland, Maine. There are no popular flight routes from Ireland to Portland, Maine.

Search flight deals

Frequently asked questions about flying from Ireland to Portland, Maine

When did momondo last update prices for flights from Ireland to Portland Airport?
Prices for flights from Ireland to Portland Airport refresh daily.
How old do you have to be to fly from Ireland to Portland Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ireland to Portland Airport.
What documentation or ID do you need to fly to Portland Airport?
The necessary travel and health documents for your Portland Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to Portland?

Finding the right flight to Portland from Ireland is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Portland quick and easy, saving you time and money.

Can I find flights from Ireland to Portland with flexible booking policies on momondo?

All flight searches from Ireland to Portland on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ireland to Portland?

Once all potential Ireland to Portland flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Ireland to Portland right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Portland from Ireland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.