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Cheap flights from Portland, Maine to Shannon from $554

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Portland, Maine to Shannon departing on 2/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Find the cheapest flights from Portland, Maine to Shannon

Cheap round-trip flights

These are some of the best round-trip flight deals from Portland, Maine to Shannon that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Portland, Maine to Shannon.

Cheap last minute flights

Planning a quick getaway from Portland, Maine to Shannon? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Shannon, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Portland, Maine to Shannon

Find recent round-trip train or bus tickets from Portland, Maine to Shannon.

All round-trip flight deals to Shannon

The cheapest plane tickets to Shannon found on KAYAK recently.
12:48 pm - 4:45 pmPWM-SNN
22h 57m2 stops
7:45 am - 10:30 pmSNN-PWM
19h 45m2 stops
$554American Airlines
Find Deal
mié., feb. 5 - mar., feb. 11
11:36 am - 11:30 amPWM-SNN
18h 54m3 stops
7:45 am - 10:30 pmSNN-PWM
19h 45m3 stops
$759Air Canada
Find Deal
mié., feb. 5 - mar., feb. 11
11:36 am - 11:30 amPWM-SNN
18h 54m3 stops
7:45 am - 11:15 pmSNN-PWM
20h 30m3 stops
$3,215Air Canada
Find Deal
sáb., feb. 8 - sáb., feb. 15
5:44 am - 11:30 amPWM-SNN
24h 46m2 stops
7:45 am - 10:41 pmSNN-PWM
19h 56m2 stops
$3,442
Find Deal
sáb., feb. 8 - sáb., feb. 15
2:24 pm - 11:30 amPWM-SNN
16h 06m3 stops
2:45 pm - 11:57 pmSNN-PWM
14h 12m2 stops
$3,486American Airlines
Find Deal
mié., feb. 5 - mar., feb. 11
7:22 pm - 7:30 amPWM-SNN
31h 08m2 stops
$769United Airlines
Find Deal
sáb., jun. 7
4:48 pm - 7:30 amPWM-SNN
33h 42m1 stop
$782United Airlines
Find Deal
sáb., jun. 7
6:00 am - 4:15 pmPWM-SNN
29h 15m3 stops
$976Air Canada
Find Deal
sáb., jun. 7

American Airlines flights from Portland, Maine to Shannon

Our best American Airlines deals on Portland, Maine to Shannon flight tickets
American Airlines
Feb 5
PWM12:48 pmPortland
22h 57m
2 stops
SNN4:45 pmShannon
Feb 11
SNN7:45 amShannon
19h 45m
2 stops
PWM10:30 pmPortland
American Airlines
Feb 5
PWM2:24 pmPortland
16h 06m
3 stops
SNN11:30 amShannon
Feb 11
SNN2:45 pmShannon
14h 12m
2 stops
PWM11:57 pmPortland

Air Canada flights from Portland, Maine to Shannon

Our best Air Canada deals on Portland, Maine to Shannon flight tickets
Air Canada
Feb 5
PWM11:36 amPortland
18h 54m
3 stops
SNN11:30 amShannon
Feb 11
SNN7:45 amShannon
19h 45m
3 stops
PWM10:30 pmPortland
Air Canada
Feb 8
PWM11:36 amPortland
18h 54m
3 stops
SNN11:30 amShannon
Feb 15
SNN7:45 amShannon
20h 30m
3 stops
PWM11:15 pmPortland

See travel insights to Shannon from

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

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

What is the cheapest day to depart on your flight to Shannon?

According to our data, Thursday is the cheapest day to fly to Shannon from Portland, Maine. The lowest ticket price found for a Thursday departure recently was $1,122. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around $1,410. These prices are subject to change though, so be sure to set up a Price Alert for flights to Shannon.

When to book flights from Portland, Maine to Shannon

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

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

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

Best Price Found

$769

Fastest flight time

16h 06m

Direct flights

None

Airports in Shannon

1 airport
The best one-way flight to Shannon from Portland, Maine in the past 72 hours is $769. The best round-trip flight deal from Portland, Maine to Shannon found on momondo in the last 72 hours is $554.
The fastest flight from Portland, Maine to Shannon takes 16h 06m
There are no direct flights from Portland, Maine to Shannon. Popular non-direct route for this connection is Portland Airport - Shannon Airport.
There is 1 airport near Shannon: Shannon (SNN)

  • How far is Portland to Shannon by plane?

    The straight-line distance from Portland to Shannon is 2804.2 mi. A reasonable flight in good conditions will take 16h 06m.

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

    Prices for flights from Portland Airport to Shannon Airport refresh daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. 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 license 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.


Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Portland to Shannon for you.

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

Yes. momondo enables you to select and highlight flights to Shannon from Portland with this policy.

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

momondo helps you find the best flight between Portland and Shannon by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Shannon from Portland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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