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Shannon

$261+ Cheap flights from Maine to Shannon (SNN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/31. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — SNN
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap flight deals from Maine to Shannon

Cheapest flights from Maine to Shannon
Explore the most affordable flight options available from Maine to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This United Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/156:00 am
BOS
-
SNN
2 stops23h 15m
United Airlines
Wed 4/2212:30 pm
SNN
-
BOS
2 stops27h 31m
United Airlines
Deal found 1/25$373
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/68:15 pm
BOS
-
SNN
1 stop9h 00m
United Airlines
Mon 4/2012:30 pm
SNN
-
BOS
1 stop10h 49m
United Airlines
Deal found 1/26$398
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/27:27 pm
BOS
-
SNN
2 stops33h 48m
United Airlines
Mon 5/1112:30 pm
SNN
-
BOS
2 stops16h 29m
United Airlines
Deal found 1/26$403
This Mytrip deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/257:25 pm
BOS
-
SNN
Nonstop5h 55m
Aer Lingus
Wed 3/42:45 pm
SNN
-
BOS
Nonstop7h 05m
Aer Lingus
Deal found 1/26$407
This Booking.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/277:25 pm
BOS
-
SNN
Nonstop5h 55m
Aer Lingus
Sat 3/72:45 pm
SNN
-
BOS
Nonstop7h 05m
Aer Lingus
Deal found 1/26$408
This Mytrip deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/227:25 pm
BOS
-
SNN
Nonstop5h 55m
Aer Lingus
Thu 2/262:45 pm
SNN
-
BOS
Nonstop7h 05m
Aer Lingus
Deal found 1/26$412
This FlightHub deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/277:25 pm
BOS
-
SNN
Nonstop5h 55m
Aer Lingus
Sun 3/82:45 pm
SNN
-
BOS
Nonstop7h 05m
Aer Lingus
Deal found 1/25$413
This United Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/199:20 am
BOS
-
SNN
2 stops19h 55m
United Airlines
Mon 4/2712:30 pm
SNN
-
BOS
2 stops29h 16m
United Airlines
Deal found 1/25$414
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/178:15 pm
BOS
-
SNN
1 stop9h 00m
United Airlines
Wed 4/2212:30 pm
SNN
-
BOS
1 stop12h 34m
United Airlines
Deal found 1/26$418
This Mytrip deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/287:25 pm
BOS
-
SNN
Nonstop5h 55m
Aer Lingus
Sat 2/72:45 pm
SNN
-
BOS
Nonstop7h 05m
Aer Lingus
Deal found 1/26$421
This Kiwi.com deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/146:30 pm
BOS
-
SNN
Nonstop5h 55m
Aer Lingus
Thu 4/231:45 pm
SNN
-
BOS
Nonstop6h 55m
Aer Lingus
Deal found 1/25$426
This KLM deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/302:35 pm
PWM
-
SNN
1 stop15h 35m
KLM
Mon 8/101:05 pm
SNN
-
PWM
1 stop15h 54m
KLM
Deal found 1/25$519

Find flight deals from Maine to Shannon

Keep the following information in mind while searching for Maine to Shannon flight deals. Data was last updated January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$368
(United Airlines)

One-way from

$261
(Kiwi.com)
Provider with most accurate pricing for Portland-Shannon flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Shannon flights.
Search Deals
From Maine to Shannon
Search Deals
One-way flight from Maine to Shannon
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Maine to Shannon that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 26, 2026.
Use the filters below to find and compare flights from Maine to Shannon that are best for you.

Fly from

Maine

Fly to

Shannon

Route

Depart

Return

Price

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Wed 4/15

6:00 am-10:15 am

2 stops23h 15m

Shannon

Wed 4/22

12:30 pm-11:01 am

2 stops27h 31m

$373

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Fri 4/17

8:15 pm-10:15 am

1 stop9h 00m

Shannon

Tue 4/21

12:30 pm-10:04 am

2 stops26h 34m

$423

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Wed 4/8

9:20 am-10:15 am

2 stops19h 55m

Shannon

Wed 4/15

12:30 pm-11:01 am

2 stops27h 31m

$433

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Tue 4/28

9:30 am-10:15 am

2 stops19h 45m

Shannon

Tue 5/5

12:30 pm-6:02 pm

1 stop10h 32m

$433

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Sat 4/25

7:30 pm-10:15 am

2 stops33h 45m

Shannon

Thu 4/30

12:30 pm-6:02 pm

1 stop10h 32m

$443

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Mon 4/6

6:00 am-10:15 am

2 stops23h 15m

Shannon

Thu 4/16

12:30 pm-7:41 pm

2 stops36h 11m

$445

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Sat 5/2

7:10 pm-10:15 am

1 stop10h 05m

Shannon

Mon 5/11

12:30 pm-6:02 pm

1 stop10h 32m

$448

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Mon 7/13

8:45 pm-11:10 am

1 stop9h 25m

Shannon

Wed 8/12

1:05 pm-6:29 pm

1 stop10h 24m

$477

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Thu 5/28

5:00 pm-11:10 am

1 stop13h 10m

Shannon

Sat 6/6

1:05 pm-10:36 pm

1 stop14h 31m

$477

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Sun 5/24

8:45 pm-11:10 am

1 stop9h 25m

Shannon

Fri 6/5

1:05 pm-10:36 pm

1 stop14h 31m

$477

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 26 results
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Best time to book a flight from Maine to Shannon

Have a flexible travel schedule? Discover the best time to fly to Shannon from Maine with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Maine to Shannon
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Maine to Shannon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Shannon from Maine?

    Shannon (SNN) is the airport you will fly into if you book a flight from Maine to Shannon. It is only a 2.1 mi journey from Shannon (SNN) to Shannon’s city center.

  • How long is the flight from Maine to Shannon, Clare?

    For as low as $774, United Airlines can have you in Shannon, Clare from Maine in 13h 53m. The distance from Maine to Shannon, Clare is about 2805 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Maine to Shannon that include hotel bookings?

    Yes. In addition to deals on Maine to Shannon flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Maine to Shannon?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Maine to Shannon.

  • Can I find deals for business class flights from Maine to Shannon?

    Yes. Cheapflights offers flight deals from Maine to Shannon by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Shannon?

Book flights to Shannon if you plan to visit one of these locations
Ennis

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Alternative routes for Maine to Shannon

See prices for flight routes from nearby airports that may be better suited for you.
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