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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Flight Deals

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

$769United Airlines

Tue, Oct 13 - Tue, Oct 20

6:55 pm - 10:15 amPWM Portland-SNN Shannon

10h 20m1 stop Newark

12:30 pm - 2:38 pmSNN Shannon-PWM Portland

31h 08m2 stops Newark Chicago O'Hare Intl

$773United 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

$773United 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

$892United 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

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 - 11:59 pmSNN Shannon-PWM Portland

16h 29m2 stops Newark Washington, D.C. Dulles Intl

$972United 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 - 11:59 pmSNN Shannon-PWM Portland

16h 29m2 stops Newark Washington, D.C. Dulles Intl

$990United Airlines

Wed, Dec 9 - Wed, Jan 6

2:15 pm - 11:30 amPWM Portland-SNN Shannon

16h 15m2 stops Washington, D.C. Dulles Intl London Heathrow

8:05 pm - 6:13 pmSNN Shannon-PWM Portland

27h 08m2 stops London Heathrow Newark

$997Multiple 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

$1,015United Airlines

Wed, Dec 9 - Wed, Jan 6

3:20 pm - 4:45 pmPWM Portland-SNN Shannon

20h 25m3 stops Newark Toronto Pearson Intl London Heathrow

7:50 am - 11:02 pmSNN Shannon-PWM Portland

20h 12m3 stops London Heathrow Toronto Pearson Intl Newark

$1,043Air Canada

Useful Info

Low season	January
High season	August
Cheapest flight	$453

Best time to beat the crowds with an average 19% drop in price.

Most popular time to fly and prices are also 6% 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.