Aer Lingus Cheap Flights from Boston to Shannon

View €300 flight on Mon, 23 Feb 2026Opens in a new window

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Prices were available within the past 7 days and start at €300 for one-way flights and €337 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Mon, 23 Feb - Tue, 3 Mar
BOS
Boston
SNN
Shannon
€337 Return, found 2 days ago
€337
Return
found 2 days ago
Select Aer Lingus flight, departing Mon, 23 Feb from Boston to Shannon, returning Tue, 3 Mar, priced at €337 found 2 days ago
Aer Lingus
Sun, 22 Feb - Tue, 3 Mar
BOS
Boston
SNN
Shannon
€339 Return, found 1 day ago
€339
Return
found 1 day ago
Select Aer Lingus flight, departing Sun, 22 Feb from Boston to Shannon, returning Tue, 3 Mar, priced at €339 found 1 day ago
Aer Lingus
Wed, 25 Feb - Mon, 2 Mar
BOS
Boston
SNN
Shannon
€346 Return, found 2 days ago
€346
Return
found 2 days ago
Select Aer Lingus flight, departing Wed, 25 Feb from Boston to Shannon, returning Mon, 2 Mar, priced at €346 found 2 days ago
Aer Lingus
Wed, 25 Mar - Mon, 13 Apr
BOS
Boston
SNN
Shannon
€347 Return, found 3 days ago
€347
Return
found 3 days ago
Select Aer Lingus flight, departing Wed, 25 Mar from Boston to Shannon, returning Mon, 13 Apr, priced at €347 found 3 days ago
Aer Lingus
Mon, 23 Feb - Sun, 1 Mar
BOS
Boston
SNN
Shannon
€349 Return, just found
€349
Return
just found
Select Aer Lingus flight, departing Mon, 23 Feb from Boston to Shannon, returning Sun, 1 Mar, priced at €349 just found
Aer Lingus
Thu, 30 Apr - Mon, 4 May
BOS
Boston
SNN
Shannon
€354 Return, found 2 days ago
€354
Return
found 2 days ago
Select Aer Lingus flight, departing Thu, 30 Apr from Boston to Shannon, returning Mon, 4 May, priced at €354 found 2 days ago
Aer Lingus
Sun, 1 Feb - Tue, 10 Feb
BOS
Boston
SNN
Shannon
€359 Return, found 2 days ago
€359
Return
found 2 days ago
Select Aer Lingus flight, departing Sun, 1 Feb from Boston to Shannon, returning Tue, 10 Feb, priced at €359 found 2 days ago
Aer Lingus
Sat, 31 Jan - Sat, 7 Feb
BOS
Boston
SNN
Shannon
€364 Return, found 17 hours ago
€364
Return
found 17 hours ago
Select Aer Lingus flight, departing Sat, 31 Jan from Boston to Shannon, returning Sat, 7 Feb, priced at €364 found 17 hours ago
Aer Lingus
Sat, 28 Mar - Thu, 9 Apr
BOS
Boston
SNN
Shannon
€367 Return, found 3 days ago
€367
Return
found 3 days ago
Select Aer Lingus flight, departing Sat, 28 Mar from Boston to Shannon, returning Thu, 9 Apr, priced at €367 found 3 days ago

Find the cheapest month to fly from Boston (BOS) to Shannon (SNN)

November is typically the cheapest month to fly

From €209 - €514 per traveller.
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
JetBlue Airways
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 €337 from BOS to SNN by filtering your results from "Price (lowest to highest)" on Expedia. Or look for deals from €300 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.

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