Aer Lingus Cheap Flights from Boston to Shannon

View €369 flight on Tue, 8 Dec 2026Opens in a new window

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Prices were available within the past 7 days and start at €369 for one-way flights and €403 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Tue, 1 Sept - Mon, 14 Sept
BOS
Boston
SNN
Shannon
€403 Return, found 6 days ago
€403
Return
found 6 days ago
Select Aer Lingus flight, departing Tue, 1 Sept from Boston to Shannon, returning Mon, 14 Sept, priced at €403 found 6 days ago
Aer Lingus
Thu, 23 Apr - Fri, 1 May
BOS
Boston
SNN
Shannon
€414 Return, found 5 days ago
€414
Return
found 5 days ago
Select Aer Lingus flight, departing Thu, 23 Apr from Boston to Shannon, returning Fri, 1 May, priced at €414 found 5 days ago
Aer Lingus
Sun, 22 Mar - Thu, 26 Mar
BOS
Boston
SNN
Shannon
€433 Return, found 4 days ago
€433
Return
found 4 days ago
Select Aer Lingus flight, departing Sun, 22 Mar from Boston to Shannon, returning Thu, 26 Mar, priced at €433 found 4 days ago
Aer Lingus
Tue, 17 Mar - Tue, 24 Mar
BOS
Boston
SNN
Shannon
€445 Return, found 1 day ago
€445
Return
found 1 day ago
Select Aer Lingus flight, departing Tue, 17 Mar from Boston to Shannon, returning Tue, 24 Mar, priced at €445 found 1 day ago
Aer Lingus
Fri, 24 Jul - Fri, 31 Jul
BOS
Boston
SNN
Shannon
€460 Return, found 4 days ago
€460
Return
found 4 days ago
Select Aer Lingus flight, departing Fri, 24 Jul from Boston to Shannon, returning Fri, 31 Jul, priced at €460 found 4 days ago
Aer Lingus
Tue, 12 May - Sun, 17 May
BOS
Boston
SNN
Shannon
€462 Return, found 5 days ago
€462
Return
found 5 days ago
Select Aer Lingus flight, departing Tue, 12 May from Boston to Shannon, returning Sun, 17 May, priced at €462 found 5 days ago
Aer Lingus
Mon, 3 Aug - Mon, 17 Aug
BOS
Boston
SNN
Shannon
€481 Return, found 16 hours ago
€481
Return
found 16 hours ago
Select Aer Lingus flight, departing Mon, 3 Aug from Boston to Shannon, returning Mon, 17 Aug, priced at €481 found 16 hours ago
Aer Lingus
Sat, 18 Jul - Sat, 29 Aug
BOS
Boston
SNN
Shannon
€513 Return, found 5 hours ago
€513
Return
found 5 hours ago
Select Aer Lingus flight, departing Sat, 18 Jul from Boston to Shannon, returning Sat, 29 Aug, priced at €513 found 5 hours ago

Frequently asked questions

How much is an Aer Lingus flight from Logan Intl. Airport (BOS) to Shannon Airport (SNN)?
You'll discover cheap round-trip Aer Lingus flights from €403 from BOS to SNN by filtering your results from "Price (lowest to highest)" on Expedia. Or look for deals from €369 for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from BOS to SNN with Aer Lingus?
Look for one-way or return flights to Shannon in January or February. You could find an affordable fare with Aer Lingus during these off-peak travel months.
Does Aer Lingus fly nonstop from Logan Intl. Airport (BOS) to Shannon Airport (SNN)?
Hop on one of Aer Lingus's 7 weekly direct flights from Logan Intl. Airport (BOS) to Shannon Airport (SNN). To see what's available, enter your origin, destination and dates and hit search. Then use the "Nonstop" and "Airline" filters.
How long does it take to fly from BOS to SNN with Aer Lingus?
From takeoff till landing, a nonstop Aer Lingus flight from Logan Intl. Airport (BOS) to Shannon Airport (SNN) typically takes 5h 50m.
What airports does Aer Lingus fly into in Shannon?
Aer Lingus flights from Logan Intl. Airport (BOS) to Shannon come in to land at Shannon Airport (SNN). This is the main gateway here.
What kind of luggage can I take on an Aer Lingus flight from Logan Intl. Airport (BOS) to Shannon Airport (SNN)?
For checked luggage, passengers can bring 1 checked-in bag weighing up to 23 kgs (50 lbs) with dimensions not exceeding 157 centimetres. You can also travel with 1 cabin bag in the cabin when flying standard economy from BOS to SNN with Aer Lingus. This carry-on has to weigh less than 10 kgs (22 lbs) and be no bigger than 53 centimetres x 38 centimetres x 23 centimetres. Exceeding these restrictions can mean extra fees, so read Aer Lingus's baggage allowance rules before you pack.
What type of plane does Aer Lingus fly from Logan Intl. Airport (BOS) to Shannon Airport (SNN)?
Aer Lingus usually operates Airbus A321neo planes for journeys from Logan Intl. Airport (BOS) to Shannon Airport (SNN). Remember that aircraft type can differ depending on operational requirements, so the plane you catch might be different on the day.
Can I change or cancel my Aer Lingus flight from Logan Intl. Airport (BOS) to Shannon Airport (SNN)?
It's generally possible to modify or cancel your flight, although there may be a charge if you made your booking more than 24 hours ago. Need to keep your options open? Use Expedia's "Changes included" or "No cancel fee" filter to find flights that won't charge extra if you have to adjust your plans. To update your booking, visit "Trips," select your flight and click on "Manage Booking" for more details.

Travel information

Origin airport
Logan Intl.
Destination airport
Shannon
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, British Airways, Delta, Iberia, JetBlue Airways, KLM, Lufthansa, United
Popular airline
American Airlines
Distance
4620 km
Average flight time
4 hours 55 mins

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