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Cheap flights from Boston to Shannon from €223

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 22/9. 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 (BOS-SNN)

Cheap return flights

American Airlines Logo
18:55 - 16:45BOS-SNN
16h 50m1 stop
American Airlines Logo
07:50 - 16:10SNN-BOS
13h 20m1 stop
€340American Airlines
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Thu, 13 Nov - Tue, 18 Nov
United Airlines Logo
06:10 - 10:15BOS-SNN
23h 05m2 stops
United Airlines Logo
09:30 - 14:40SNN-BOS
34h 10m1 stop
€345United Airlines
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Mon, 8 Sep - Sun, 14 Sep
United Airlines Logo
09:43 - 07:30BOS-SNN
16h 47m1 stop
United Airlines Logo
09:30 - 16:43SNN-BOS
12h 13m1 stop
€346United Airlines
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Fri, 12 Sep - Tue, 16 Sep
Aer Lingus Logo
19:25 - 06:20BOS-SNN
5h 55mdirect
Aer Lingus Logo
14:45 - 16:50SNN-BOS
7h 05mdirect
€352Aer Lingus
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Fri, 13 Feb - Sun, 22 Feb
United Airlines Logo
20:33 - 10:15BOS-SNN
8h 42m1 stop
United Airlines Logo
09:30 - 21:28SNN-BOS
16h 58m1 stop
€353United Airlines
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Sun, 14 Sep - Wed, 24 Sep
United Airlines Logo
06:10 - 07:30BOS-SNN
20h 20m1 stop
United Airlines Logo
09:30 - 00:45SNN-BOS
20h 15m1 stop
€356United Airlines
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Wed, 10 Sep - Sun, 14 Sep
United Airlines Logo
20:33 - 10:15BOS-SNN
8h 42m1 stop
United Airlines Logo
09:30 - 20:38SNN-BOS
16h 08m2 stops
€357United Airlines
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Sun, 14 Sep - Tue, 23 Sep
Aer Lingus Logo
19:25 - 06:20BOS-SNN
5h 55mdirect
Aer Lingus Logo
14:45 - 16:50SNN-BOS
7h 05mdirect
€370Aer Lingus
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Thu, 6 Nov - Sat, 15 Nov
Logo
11:25 - 05:55BOS-SNN
13h 30m1 stop
Logo
14:45 - 16:50SNN-BOS
7h 05mdirect
€383
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Thu, 13 Nov - Tue, 18 Nov
Logo
18:35 - 05:25BOS-SNN
5h 50mdirect
Logo
14:35 - 21:00SNN-BOS
11h 25m1 stop
€430
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Sat, 27 Sep - Mon, 6 Oct

United Airlines flights from Boston to Shannon, Clare

Our best United Airlines deals on Boston to Shannon, Clare flight tickets
United Airlines
8 Sept
BOS18:56Boston Logan Intl
10h 19m
1 stop
SNN10:15Shannon
14 Sept
SNN09:30Shannon
34h 10m
1 stop
BOS14:40Boston Logan Intl
€340
Find similar
United Airlines
8 Sept
BOS06:10Boston Logan Intl
23h 05m
2 stops
SNN10:15Shannon
14 Sept
SNN09:30Shannon
34h 10m
1 stop
BOS14:40Boston Logan Intl
€345
Find similar
United Airlines
12 Sept
BOS09:43Boston Logan Intl
16h 47m
1 stop
SNN07:30Shannon
16 Sept
SNN09:30Shannon
12h 13m
1 stop
BOS16:43Boston Logan Intl
€346
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Aer Lingus flights from Boston to Shannon, Clare

Our best Aer Lingus deals on Boston to Shannon, Clare flight tickets
Aer Lingus
13 Feb
BOS19:25Boston Logan Intl
5h 55m
SNN06:20Shannon
22 Feb
SNN14:45Shannon
7h 05m
BOS16:50Boston Logan Intl
€352
Find similar
Aer Lingus
6 Nov
BOS19:25Boston Logan Intl
5h 55m
SNN06:20Shannon
15 Nov
SNN14:45Shannon
7h 05m
BOS16:50Boston Logan Intl
€370
Find similar
Aer Lingus
4 Oct
BOS18:35Boston Logan Intl
5h 50m
SNN05:25Shannon
11 Oct
SNN13:45Shannon
6h 45m
BOS15:30Boston Logan Intl
€382
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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 29 August 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

Thu 13/11

18:55-16:45

1 stop16h 50m

Shannon

Tue 18/11

07:50-16:10

1 stop13h 20m

€340

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Mon 8/9

06:10-10:15

2 stops23h 05m

Shannon

Sun 14/9

09:30-14:40

1 stop34h 10m

€345

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Fri 12/9

09:43-07:30

1 stop16h 47m

Shannon

Tue 16/9

09:30-16:43

1 stop12h 13m

€346

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Fri 13/2

19:25-06:20

Nonstop5h 55m

Shannon

Sun 22/2

14:45-16:50

Nonstop7h 05m

€352

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Sun 14/9

20:33-10:15

1 stop8h 42m

Shannon

Wed 24/9

09:30-21:28

1 stop16h 58m

€353

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Wed 10/9

06:10-07:30

1 stop20h 20m

Shannon

Sun 14/9

09:30-00:45

1 stop20h 15m

€356

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Sun 14/9

20:33-10:15

1 stop8h 42m

Shannon

Tue 23/9

09:30-20:38

2 stops16h 08m

€357

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Thu 6/11

19:25-06:20

Nonstop5h 55m

Shannon

Sat 15/11

14:45-16:50

Nonstop7h 05m

€370

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Thu 13/11

11:25-05:55

1 stop13h 30m

Shannon

Tue 18/11

14:45-16:50

Nonstop7h 05m

€383

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Sat 27/9

18:35-05:25

Nonstop5h 50m

Shannon

Mon 6/10

14:35-21:00

1 stop11h 25m

€430

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 February is another great option to travel to Shannon, Clare, with average flight prices from Boston averaging around €516.

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 €618 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 €540 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.

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

As of August 2025, prices for Boston to Shannon, Clare flights are approximately 30% 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

Fastest flight time

5h 50m

Direct flights

Every day

Airports in Shannon, Clare

1 airport
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
Tipperary
Nenagh
Adare
Killaloe
Lahinch

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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