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Cheap flights from Boston to Shannon from €234

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Shannon departing on 20/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from Boston to Shannon

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
18:25 - 10:15
BOS
-
SNN
10h 50m1 stop
United Airlines Logo
12:30 - 20:03
SNN
-
BOS
12h 33m1 stop
€315United Airlines
Mon, 6 Apr - Mon, 20 Apr
United Airlines Logo
09:30 - 10:15
BOS
-
SNN
19h 45m2 stops
United Airlines Logo
12:30 - 20:03
SNN
-
BOS
12h 33m1 stop
€319United Airlines
Mon, 6 Apr - Mon, 20 Apr
Aer Lingus Logo
20:25 - 06:20
BOS
-
SNN
5h 55mdirect
Aer Lingus Logo
14:45 - 17:50
SNN
-
BOS
7h 05mdirect
€320Aer Lingus
Tue, 10 Mar - Tue, 17 Mar
Aer Lingus Logo
19:25 - 06:20
BOS
-
SNN
5h 55mdirect
Aer Lingus Logo
14:45 - 16:50
SNN
-
BOS
7h 05mdirect
€321Aer Lingus
Thu, 26 Feb - Wed, 4 Mar
Aer Lingus Logo
19:25 - 06:20
BOS
-
SNN
5h 55mdirect
Aer Lingus Logo
14:45 - 16:50
SNN
-
BOS
7h 05mdirect
€323Aer Lingus
Tue, 20 Jan - Tue, 27 Jan
Aer Lingus Logo
19:25 - 06:20
BOS
-
SNN
5h 55mdirect
Aer Lingus Logo
14:45 - 16:50
SNN
-
BOS
7h 05mdirect
€324Aer Lingus
Fri, 23 Jan - Fri, 30 Jan
Aer Lingus Logo
19:25 - 06:20
BOS
-
SNN
5h 55mdirect
Aer Lingus Logo
14:45 - 16:50
SNN
-
BOS
7h 05mdirect
€325Aer Lingus
Fri, 16 Jan - Sun, 25 Jan
Aer Lingus Logo
19:25 - 06:20
BOS
-
SNN
5h 55mdirect
Aer Lingus Logo
14:45 - 16:50
SNN
-
BOS
7h 05mdirect
€329Aer Lingus
Fri, 16 Jan - Tue, 20 Jan
Aer Lingus Logo
20:25 - 06:20
BOS
-
SNN
5h 55mdirect
Aer Lingus Logo
13:45 - 15:30
SNN
-
BOS
6h 45mdirect
€334Aer Lingus
Thu, 26 Mar - Fri, 3 Apr
Aer Lingus Logo
19:25 - 06:20
BOS
-
SNN
5h 55mdirect
Aer Lingus Logo
14:45 - 16:50
SNN
-
BOS
7h 05mdirect
€337Aer Lingus
Tue, 3 Feb - Thu, 12 Feb

United Airlines flights from Boston to Shannon, Clare

Our best United Airlines deals on Boston to Shannon, Clare flight tickets
United Airlines
6 Apr
BOS18:25Boston Logan Intl
10h 50m
1 stop
SNN10:15Shannon
20 Apr
SNN12:30Shannon
12h 33m
1 stop
BOS20:03Boston Logan Intl
€315
Find similar
United Airlines
6 Apr
BOS09:30Boston Logan Intl
19h 45m
2 stops
SNN10:15Shannon
20 Apr
SNN12:30Shannon
12h 33m
1 stop
BOS20:03Boston Logan Intl
€319
Find similar
United Airlines
28 May
BOS08:00Boston Logan Intl
18h 30m
1 stop
SNN07:30Shannon
6 Jun
SNN09:30Shannon
17h 03m
1 stop
BOS21:33Boston Logan Intl
€358
Find similar

American Airlines flights from Boston to Shannon, Clare

Our best American Airlines deals on Boston to Shannon, Clare flight tickets
American Airlines
8 Jan
BOS19:15Boston Logan Intl
11h 15m
1 stop
SNN11:30Shannon
14 Jan
SNN07:50Shannon
13h 25m
1 stop
BOS16:15Boston Logan Intl
€390
Find similar
American Airlines
27 Feb
BOS19:15Boston Logan Intl
11h 15m
1 stop
SNN11:30Shannon
8 Mar
SNN07:50Shannon
16h 55m
1 stop
BOS20:45Boston Logan Intl
€391
Find similar
American Airlines
8 Jan
BOS19:15Boston Logan Intl
11h 15m
1 stop
SNN11:30Shannon
14 Jan
SNN07:50Shannon
16h 43m
2 stops
BOS19:33Boston Logan Intl
€395
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Boston to Shannon, Clare 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, momondo users made 13,528 searches. Data last updated 8 December 2025.
Use the filters below to find and compare flights from Boston to Shannon, Clare that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Mon 6/4

18:25-10:15

1 stop10h 50m

Shannon

Mon 20/4

12:30-20:03

1 stop12h 33m

€315

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Mon 6/4

09:30-10:15

2 stops19h 45m

Shannon

Mon 20/4

12:30-20:03

1 stop12h 33m

€319

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Tue 10/3

20:25-06:20

Nonstop5h 55m

Shannon

Tue 17/3

14:45-17:50

Nonstop7h 05m

€320

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Thu 26/2

19:25-06:20

Nonstop5h 55m

Shannon

Wed 4/3

14:45-16:50

Nonstop7h 05m

€321

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Tue 20/1

19:25-06:20

Nonstop5h 55m

Shannon

Tue 27/1

14:45-16:50

Nonstop7h 05m

€323

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Fri 23/1

19:25-06:20

Nonstop5h 55m

Shannon

Fri 30/1

14:45-16:50

Nonstop7h 05m

€324

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Fri 16/1

19:25-06:20

Nonstop5h 55m

Shannon

Sun 25/1

14:45-16:50

Nonstop7h 05m

€325

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Fri 16/1

19:25-06:20

Nonstop5h 55m

Shannon

Tue 20/1

14:45-16:50

Nonstop7h 05m

€329

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Thu 26/3

20:25-06:20

Nonstop5h 55m

Shannon

Fri 3/4

13:45-15:30

Nonstop6h 45m

€334

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Tue 3/2

19:25-06:20

Nonstop5h 55m

Shannon

Thu 12/2

14:45-16:50

Nonstop7h 05m

€337

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Shannon from

How to get the cheapest flight ticket from Boston to Shannon, Clare

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Shannon, Clare?

The month of January is another great option to travel to Shannon, Clare, with average flight prices from Boston averaging around €472.

What is the cheapest Boston Logan Intl to Shannon flight route?

Fly from Boston Logan Intl to Shannon for the best Boston Logan Intl - Shannon flight prices

How far in advance should I book a flight to Shannon, Clare?

You are more likely to see cheaper flights to Shannon, Clare from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Shannon, Clare for around €593 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Shannon, Clare from Boston for as low as €538 on momondo.

What cabin class options are available on Boston Logan Intl to Shannon flights?

There is only 1 cabin class available to choose from on Boston Logan Intl to Shannon flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Boston to Shannon, Clare flights?

No. A direct flight is the cheapest option for a flight between Boston to Shannon, Clare.

How have Boston to Shannon, Clare flight prices changed over time?

As of December 2025, prices for Boston to Shannon, Clare flights are approximately 27% cheaper when compared to flights at the same time last year.

When to book flights from Boston to Shannon, Clare

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Shannon, Clare according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Boston to Shannon, Clare (BOS to SNN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Shannon, Clare

Best price found

€1,272

Fastest flight time

5h 50m

Direct flights

Every day

Airports in Shannon, Clare

1 airport
The best flight deal from Boston to Shannon, Clare found on momondo in the last 72 hours is €1,272
The fastest flight from Boston to Shannon, Clare takes 5h 50m
Direct flights go from Boston to Shannon, Clare every day.
There is 1 airport near Shannon, Clare: Shannon (SNN)
Search flight deals

  • How far is Boston Logan Intl to Shannon by plane?

    Boston Logan Intl and Shannon are 4650.5 km apart from one another. By plane, this route typically takes 5h 50m.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Shannon Airport?

    Prices for flights from Boston Logan Intl Airport to Shannon Airport refresh daily.

  • How old do you have to be to fly from Boston Logan Intl Airport to Shannon Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Shannon Airport.

  • What documentation or ID do you need to fly to Shannon Airport?

    The necessary travel and health documents for your Shannon Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Boston to Shannon, Clare?

Travelling to a place near Shannon?

Book flights to Shannon if you plan to visit one of these locations
Limerick
Ennis
Nenagh
Tipperary
Adare
Killaloe
Lahinch
Bunratty

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Shannon?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Boston to Shannon. momondo saves you time and could save you money on your trip.

Can I find flights from Boston to Shannon with flexible booking policies on momondo?

Flights from Boston to Shannon with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Boston to Shannon?

Once all potential Boston to Shannon flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Boston to Shannon right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Boston to Shannon now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Shannon and let you know when they change.

An easier way to manage your Shannon, Clare trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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