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Cheap flights from Portland, Maine to Shannon from €632

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Portland, Maine to Shannon

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
08:00 - 07:30PWM  Portland-SNN Shannon
18h 30m1 stop Chicago O'Hare Intl
United Airlines Logo
12:30 - 23:32SNN  Shannon-PWM Portland
16h 02m1 stop Newark
€632United Airlines
Fri, 11 Sep - Tue, 15 Sep
United Airlines Logo
06:06 - 07:30PWM  Portland-SNN Shannon
20h 24m2 stops Newark Chicago O'Hare Intl
United Airlines Logo
09:30 - 19:24SNN  Shannon-PWM Portland
14h 54m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl
€636United Airlines
Fri, 11 Sep - Tue, 15 Sep
United Airlines Logo
06:00 - 10:15PWM  Portland-SNN Shannon
23h 15m1 stop Newark
United Airlines Logo
12:30 - 23:28SNN  Shannon-PWM Portland
15h 58m1 stop Newark
€639United Airlines
Thu, 8 Oct - Wed, 14 Oct
United Airlines Logo
06:00 - 10:15PWM  Portland-SNN Shannon
23h 15m1 stop Newark
United Airlines Logo
12:30 - 10:41SNN  Shannon-PWM Portland
27h 11m2 stops Newark Chicago O'Hare Intl
€642United Airlines
Thu, 8 Oct - Wed, 14 Oct
United Airlines Logo
05:15 - 10:15PWM  Portland-SNN Shannon
24h 00m2 stops Washington, D.C. Dulles Intl Newark
United Airlines Logo
12:30 - 10:41SNN  Shannon-PWM Portland
27h 11m2 stops Newark Chicago O'Hare Intl
€646United Airlines
Thu, 8 Oct - Wed, 14 Oct
United Airlines Logo
15:41 - 10:15PWM  Portland-SNN Shannon
13h 34m1 stop Newark
United Airlines Logo
12:30 - 23:28SNN  Shannon-PWM Portland
15h 58m1 stop Newark
€657United Airlines
Wed, 30 Sep - Sun, 4 Oct
United Airlines Logo
06:00 - 10:15PWM  Portland-SNN Shannon
23h 15m1 stop Newark
United Airlines Logo
12:30 - 13:51SNN  Shannon-PWM Portland
30h 21m1 stop Newark
€681United Airlines
Fri, 9 Oct - Fri, 16 Oct
United Airlines Logo
06:00 - 10:15PWM  Portland-SNN Shannon
23h 15m1 stop Newark
United Airlines Logo
12:30 - 14:38SNN  Shannon-PWM Portland
31h 08m2 stops Newark Washington, D.C. Dulles Intl
€684United Airlines
Fri, 9 Oct - Fri, 16 Oct
United Airlines Logo
06:00 - 10:15PWM  Portland-SNN Shannon
23h 15m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
12:30 - 23:28SNN  Shannon-PWM Portland
15h 58m1 stop Newark
€702United Airlines
Wed, 30 Sep - Sun, 4 Oct
United Airlines Logo
05:15 - 10:15PWM  Portland-SNN Shannon
24h 00m2 stops Washington, D.C. Dulles Intl Newark
United Airlines Logo
12:30 - 10:41SNN  Shannon-PWM Portland
27h 11m2 stops Newark Chicago O'Hare Intl
€703United Airlines
Thu, 8 Oct - Wed, 14 Oct

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United Airlines flights from Portland, Maine to Shannon, Clare

Our best United Airlines deals on Portland, Maine to Shannon, Clare flight tickets
United Airlines
11 Sept
PWM08:00Portland
18h 30m
1 stop
SNN07:30Shannon
15 Sept
SNN12:30Shannon
16h 02m
1 stop
PWM23:32Portland
€632
United Airlines
11 Sept
PWM10:50Portland
18h 25m
1 stop
SNN10:15Shannon
15 Sept
SNN09:30Shannon
19h 02m
2 stops
PWM23:32Portland
€636
United Airlines
8 Oct
PWM06:00Portland
23h 15m
1 stop
SNN10:15Shannon
14 Oct
SNN12:30Shannon
15h 58m
1 stop
PWM23:28Portland
€639

Air Canada flights from Portland, Maine to Shannon, Clare

Our best Air Canada deals on Portland, Maine to Shannon, Clare flight tickets
Air Canada
30 Sept
PWM15:41Portland
19h 29m
3 stops
SNN16:10Shannon
4 Oct
SNN07:30Shannon
20h 58m
3 stops
PWM23:28Portland
€1,040
Air Canada
8 Oct
PWM10:43Portland
19h 37m
3 stops
SNN11:20Shannon
14 Oct
SNN07:30Shannon
20h 58m
3 stops
PWM23:28Portland
€1,184
Air Canada
8 Oct
PWM10:43Portland
19h 37m
3 stops
SNN11:20Shannon
14 Oct
SNN07:30Shannon
20h 58m
3 stops
PWM23:28Portland
€1,393

momondo Fare Finder

 
Use the filters below to find and compare flights from Portland, Maine to Shannon, Clare that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PortlandShannon

PWM Portland - SNN Shannon

PWMSNN

Portland

Fri 11/9

08:00-07:30

1 stop18h 30m

Shannon

Tue 15/9

12:30-23:32

1 stop16h 02m

€632

PortlandShannon

PWM Portland - SNN Shannon

PWMSNN

Portland

Fri 11/9

06:06-07:30

2 stops20h 24m

Shannon

Tue 15/9

09:30-19:24

2 stops14h 54m

€636

PortlandShannon

PWM Portland - SNN Shannon

PWMSNN

Portland

Thu 8/10

06:00-10:15

1 stop23h 15m

Shannon

Wed 14/10

12:30-23:28

1 stop15h 58m

€639

PortlandShannon

PWM Portland - SNN Shannon

PWMSNN

Portland

Thu 8/10

06:00-10:15

1 stop23h 15m

Shannon

Wed 14/10

12:30-10:41

2 stops27h 11m

€642

PortlandShannon

PWM Portland - SNN Shannon

PWMSNN

Portland

Thu 8/10

05:15-10:15

2 stops24h 00m

Shannon

Wed 14/10

12:30-10:41

2 stops27h 11m

€646
Fastest return journey

PortlandShannon

PWM Portland - SNN Shannon

PWMSNN

Portland

Wed 30/9

15:41-10:15

1 stop13h 34m

Shannon

Sun 4/10

12:30-23:28

1 stop15h 58m

€657

PortlandShannon

PWM Portland - SNN Shannon

PWMSNN

Portland

Fri 9/10

06:00-10:15

1 stop23h 15m

Shannon

Fri 16/10

12:30-13:51

1 stop30h 21m

€681

PortlandShannon

PWM Portland - SNN Shannon

PWMSNN

Portland

Fri 9/10

06:00-10:15

1 stop23h 15m

Shannon

Fri 16/10

12:30-14:38

2 stops31h 08m

€684

PortlandShannon

PWM Portland - SNN Shannon

PWMSNN

Portland

Wed 30/9

06:00-10:15

2 stops23h 15m

Shannon

Sun 4/10

12:30-23:28

1 stop15h 58m

€702

PortlandShannon

PWM Portland - SNN Shannon

PWMSNN

Portland

Thu 8/10

05:15-10:15

2 stops24h 00m

Shannon

Wed 14/10

12:30-10:41

2 stops27h 11m

€703

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

When to book flights from Portland, Maine to Shannon, Clare

Are you open to changing your travel dates? Check out the ideal times to fly from Portland, Maine to Shannon, Clare according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Portland, Maine to Shannon, Clare (PWM to SNN) flight deals and tips

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

Best price found

€632

Fastest flight time

18h 30m

Direct flights

None
The best flight deal from Portland, Maine to Shannon, Clare found on momondo in the last 72 hours is €632
The fastest flight from Portland, Maine to Shannon, Clare takes 18h 30m
There are no direct flights from Portland, Maine to Shannon, Clare. There are no popular flight routes from Portland, Maine to Shannon, Clare.
Search flight deals

Frequently asked questions about flying from Portland, Maine to Shannon, Clare

  • How far is Portland to Shannon by plane?

    The distance between Portland and Shannon is about 4512.9 km. 18h 30m is a normal flight duration for this route.

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

    Prices for flights from Portland Airport to Shannon Airport were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Shannon Airport.

  • What documentation or ID do you need to fly to Shannon Airport?

    The travel and health documents you'll need for your trip to Shannon Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Shannon Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Portland, Maine to Shannon, Clare

  • How do I get Price Alerts for flights from Portland, Maine to Shannon, Clare?

    Search flight deals from Portland, Maine to Shannon, Clare. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Portland, Maine to Shannon, Clare with momondo?

    By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Travelling to a place near Shannon?

Book flights to Shannon if you plan to visit one of these locations
Limerick
Ennis
Tipperary
Killaloe
Lahinch
Nenagh
Adare
Bunratty

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Shannon from Portland.

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

Flights from Portland to Shannon with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Shannon from Portland.

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

Of course. momondo tracks the price of Portland to Shannon flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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