Aer Lingus Cheap Flights from Boston to Shannon

View €229 flight on Mon, 12 Jan 2026Opens in a new window

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Prices were available within the past 7 days and start at €229 for one-way flights and €292 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Sat, 25 Oct - Mon, 3 Nov
BOS
Boston
SNN
Shannon
€292 Return, found 1 day ago
€292
Return
found 1 day ago
Select Aer Lingus flight, departing Sat, 25 Oct from Boston to Shannon, returning Mon, 3 Nov, priced at €292 found 1 day ago
Aer Lingus
Wed, 19 Nov - Thu, 27 Nov
BOS
Boston
SNN
Shannon
€294 Return, found 5 days ago
€294
Return
found 5 days ago
Select Aer Lingus flight, departing Wed, 19 Nov from Boston to Shannon, returning Thu, 27 Nov, priced at €294 found 5 days ago
Aer Lingus
Fri, 28 Nov - Tue, 2 Dec
BOS
Boston
SNN
Shannon
€315 Return, found 6 days ago
€315
Return
found 6 days ago
Select Aer Lingus flight, departing Fri, 28 Nov from Boston to Shannon, returning Tue, 2 Dec, priced at €315 found 6 days ago
Aer Lingus
Mon, 10 Nov - Sun, 16 Nov
BOS
Boston
SNN
Shannon
€334 Return, found 2 days ago
€334
Return
found 2 days ago
Select Aer Lingus flight, departing Mon, 10 Nov from Boston to Shannon, returning Sun, 16 Nov, priced at €334 found 2 days ago
Aer Lingus
Tue, 21 Oct - Tue, 28 Oct
BOS
Boston
SNN
Shannon
€339 Return, found 3 days ago
€339
Return
found 3 days ago
Select Aer Lingus flight, departing Tue, 21 Oct from Boston to Shannon, returning Tue, 28 Oct, priced at €339 found 3 days ago
Aer Lingus
Tue, 4 Nov - Wed, 26 Nov
BOS
Boston
SNN
Shannon
€348 Return, found 6 days ago
€348
Return
found 6 days ago
Select Aer Lingus flight, departing Tue, 4 Nov from Boston to Shannon, returning Wed, 26 Nov, priced at €348 found 6 days ago
Aer Lingus
Thu, 20 Nov - Thu, 27 Nov
BOS
Boston
SNN
Shannon
€356 Return, found 2 days ago
€356
Return
found 2 days ago
Select Aer Lingus flight, departing Thu, 20 Nov from Boston to Shannon, returning Thu, 27 Nov, priced at €356 found 2 days ago
Aer Lingus
Thu, 20 Nov - Wed, 26 Nov
BOS
Boston
SNN
Shannon
€377 Return, found 2 days ago
€377
Return
found 2 days ago
Select Aer Lingus flight, departing Thu, 20 Nov from Boston to Shannon, returning Wed, 26 Nov, priced at €377 found 2 days ago
Aer Lingus
Wed, 29 Oct - Mon, 3 Nov
BOS
Boston
SNN
Shannon
€463 Return, found 11 hours ago
€463
Return
found 11 hours ago
Select Aer Lingus flight, departing Wed, 29 Oct from Boston to Shannon, returning Mon, 3 Nov, priced at €463 found 11 hours ago
Boston to Shannon route information
Origin airport
Logan Intl.
Destination airport
Shannon
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, British Airways, Delta, JetBlue Airways, KLM, United
Popular airline
American Airlines
Distance
4620 km
Average flight time
5 hours 50 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 €292 from BOS to SNN by filtering your results from "Price (lowest to highest)" on Expedia. Or look for deals from €229 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.