How does KAYAK find such low prices on flights from Maine to Shannon?

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 Maine to Shannon.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Maine to Shannon?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Shannon from Maine is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Maine to Shannon?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Shannon with an airline and back to Maine with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Maine to Shannon?

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 to Shannon from Maine up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$453 CHEAP FLIGHTS from Maine to Shannon

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Cheap Flights from Maine to Shannon

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

Round-trip

One-way

Recent round-trip flight deals from Maine to Shannon

Tue, Oct 13 - Tue, Oct 20

10:43 am - 10:15 amPWM Portland-SNN Shannon

18h 32m1 stop Newark

12:30 pm - 11:28 pmSNN Shannon-PWM Portland

15h 58m1 stop Newark

$738United Airlines

Tue, Oct 13 - Tue, Oct 20

3:41 pm - 10:15 amPWM Portland-SNN Shannon

13h 34m1 stop Newark

12:30 pm - 7:24 pmSNN Shannon-PWM Portland

35h 54m2 stops Newark Washington, D.C. Dulles Intl

$742United Airlines

Tue, Oct 13 - Tue, Oct 20

2:32 pm - 10:15 amPWM Portland-SNN Shannon

14h 43m2 stops Washington, D.C. Dulles Intl Newark

12:30 pm - 10:40 amSNN Shannon-PWM Portland

27h 10m2 stops Newark Chicago O'Hare Intl

$742United Airlines

Thu, Oct 8 - Wed, Oct 14

5:15 am - 10:15 amPWM Portland-SNN Shannon

48h 00m2 stops Washington, D.C. Dulles Intl Newark

12:30 pm - 11:28 pmSNN Shannon-PWM Portland

15h 58m1 stop Newark

$929United Airlines

Fri, Nov 6 - Fri, Nov 13

10:43 am - 11:30 amBGR Bangor-SNN Shannon

19h 47m2 stops Philadelphia London Heathrow

2:00 pm - 12:09 pmSNN Shannon-BGR Bangor

27h 09m2 stops Boston Logan Intl Washington, D.C. Reagan-National

$945American Airlines

Mon, Oct 5 - Mon, Oct 12

12:08 pm - 10:15 amBGR Bangor-SNN Shannon

17h 07m1 stop Newark

12:30 pm - 11:15 amSNN Shannon-BGR Bangor

27h 45m1 stop Newark

$974United Airlines

Tue, Oct 20 - Tue, Oct 27

4:40 pm - 11:20 amPWM Portland-SNN Shannon

13h 40m2 stops Philadelphia London Heathrow

2:00 pm - 11:59 pmSNN Shannon-PWM Portland

13h 59m2 stops Boston Logan Intl Washington, D.C. Reagan-National

$975American Airlines

Tue, Oct 20 - Tue, Oct 27

6:00 am - 6:00 amPWM Portland-SNN Shannon

19h 00m1 stop New York John F Kennedy Intl

2:40 pm - 11:43 pmSNN Shannon-PWM Portland

13h 03m1 stop New York John F Kennedy Intl

$975Multiple Airlines

Tue, Oct 20 - Tue, Oct 27

5:50 pm - 4:10 pmBGR Bangor-SNN Shannon

17h 20m2 stops Chicago O'Hare Intl London Heathrow

2:00 pm - 12:36 pmSNN Shannon-BGR Bangor

26h 36m2 stops Boston Logan Intl Washington, D.C. Reagan-National

$981American Airlines

Tue, Oct 20 - Tue, Oct 27

6:00 am - 6:00 amPWM Portland-SNN Shannon

19h 00m1 stop New York John F Kennedy Intl

2:00 pm - 10:22 amSNN Shannon-PWM Portland

24h 22m2 stops Boston Logan Intl Washington, D.C. Reagan-National

$988Multiple Airlines

Useful Info

Low season	January
High season	August
Cheapest flight	$453

Best time to beat the crowds with an average 20% drop in price.

Most popular time to fly and prices are also 5% lower on average.

Flight from Portland to Shannon

How does KAYAK find such low prices on flights from Maine to Shannon?
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 Maine to Shannon.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Maine to Shannon?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Shannon from Maine is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Maine to Shannon?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Shannon with an airline and back to Maine with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Maine to Shannon?
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 to Shannon from Maine up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.