Aer Lingus Cheap Flights from Boston to Shannon

View €305 flight on Mon, 16 Feb 2026Opens in a new window
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Prices were available within the past 7 days and start at €305 for one-way flights and €304 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Sun, 18 Jan - Sun, 25 Jan
BOS
Boston
SNN
Shannon
€304 Return, found 4 days ago
€304
Return
found 4 days ago
Select Aer Lingus flight, departing Sun, 18 Jan from Boston to Shannon, returning Sun, 25 Jan, priced at €304 found 4 days ago
Aer Lingus
Mon, 2 Feb - Sun, 8 Feb
BOS
Boston
SNN
Shannon
€354 Return, found 3 hours ago
€354
Return
found 3 hours ago
Select Aer Lingus flight, departing Mon, 2 Feb from Boston to Shannon, returning Sun, 8 Feb, priced at €354 found 3 hours ago
Aer Lingus
Thu, 30 Apr - Tue, 5 May
BOS
Boston
SNN
Shannon
€366 Return, found 4 days ago
€366
Return
found 4 days ago
Select Aer Lingus flight, departing Thu, 30 Apr from Boston to Shannon, returning Tue, 5 May, priced at €366 found 4 days ago
Aer Lingus
Thu, 23 Apr - Thu, 30 Apr
BOS
Boston
SNN
Shannon
€392 Return, found 2 days ago
€392
Return
found 2 days ago
Select Aer Lingus flight, departing Thu, 23 Apr from Boston to Shannon, returning Thu, 30 Apr, priced at €392 found 2 days ago
Aer Lingus
Sat, 28 Feb - Sat, 14 Mar
BOS
Boston
SNN
Shannon
€405 Return, found 3 days ago
€405
Return
found 3 days ago
Select Aer Lingus flight, departing Sat, 28 Feb from Boston to Shannon, returning Sat, 14 Mar, priced at €405 found 3 days ago
Aer Lingus
Mon, 8 Jun - Mon, 15 Jun
BOS
Boston
SNN
Shannon
€442 Return, found 4 days ago
€442
Return
found 4 days ago
Select Aer Lingus flight, departing Mon, 8 Jun from Boston to Shannon, returning Mon, 15 Jun, priced at €442 found 4 days ago
Aer Lingus
Sat, 12 Sept - Sun, 4 Oct
BOS
Boston
SNN
Shannon
€446 Return, found 2 days ago
€446
Return
found 2 days ago
Select Aer Lingus flight, departing Sat, 12 Sept from Boston to Shannon, returning Sun, 4 Oct, priced at €446 found 2 days ago
Aer Lingus
Thu, 17 Sept - Tue, 22 Sept
BOS
Boston
SNN
Shannon
€446 Return, found 6 days ago
€446
Return
found 6 days ago
Select Aer Lingus flight, departing Thu, 17 Sept from Boston to Shannon, returning Tue, 22 Sept, priced at €446 found 6 days ago
Aer Lingus
Thu, 11 Dec - Thu, 18 Dec
BOS
Boston
SNN
Shannon
€459 Return, found 1 day ago
€459
Return
found 1 day ago
Select Aer Lingus flight, departing Thu, 11 Dec from Boston to Shannon, returning Thu, 18 Dec, priced at €459 found 1 day ago
Aer Lingus
Wed, 9 Sept - Sun, 13 Sept
BOS
Boston
SNN
Shannon
€472 Return, found 9 hours ago
€472
Return
found 9 hours ago
Select Aer Lingus flight, departing Wed, 9 Sept from Boston to Shannon, returning Sun, 13 Sept, priced at €472 found 9 hours ago
Boston to Shannon route information
Origin airport
Logan Intl.
Destination airport
Shannon
Airlines serving
Aer Lingus, Air Canada, American Airlines, British Airways, Delta, JetBlue Airways, United
Popular airline
American Airlines
Distance
4620 km
Average flight time
5 hours 55 mins

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 €304 from BOS to SNN by filtering your results from "Price (lowest to highest)" on Expedia. Or look for deals from €305 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.
*Available to Expedia members.