Cheap flights from Boston to Shannon from $260

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 9/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Boston to Shannon (BOS-SNN)

Cheap round-trip flights

American Airlines Logo
6:55 pm - 4:45 pmBOS-SNN
16h 50m1 stop
American Airlines Logo
7:50 am - 4:10 pmSNN-BOS
13h 20m1 stop
$397American Airlines
Find Deal
jue., nov. 13 - mar., nov. 18
United Airlines Logo
6:10 am - 10:15 amBOS-SNN
23h 05m2 stops
United Airlines Logo
9:30 am - 2:40 pmSNN-BOS
34h 10m1 stop
$402United Airlines
Find Deal
lun., sep. 8 - dom., sep. 14
United Airlines Logo
9:43 am - 7:30 amBOS-SNN
16h 47m1 stop
United Airlines Logo
9:30 am - 4:43 pmSNN-BOS
12h 13m1 stop
$403United Airlines
Find Deal
vie., sep. 12 - mar., sep. 16
Aer Lingus Logo
7:25 pm - 6:20 amBOS-SNN
5h 55mnonstop
Aer Lingus Logo
2:45 pm - 4:50 pmSNN-BOS
7h 05mnonstop
$411Aer Lingus
Find Deal
vie., feb. 13 - dom., feb. 22
United Airlines Logo
8:33 pm - 10:15 amBOS-SNN
8h 42m1 stop
United Airlines Logo
9:30 am - 5:46 pmSNN-BOS
13h 16m1 stop
$412United Airlines
Find Deal
dom., sep. 14 - mar., sep. 23
United Airlines Logo
6:10 am - 7:30 amBOS-SNN
20h 20m1 stop
United Airlines Logo
9:30 am - 12:45 amSNN-BOS
20h 15m1 stop
$415United Airlines
Find Deal
mié., sep. 10 - dom., sep. 14
United Airlines Logo
5:30 am - 10:15 amBOS-SNN
23h 45m2 stops
United Airlines Logo
9:30 am - 8:38 pmSNN-BOS
16h 08m2 stops
$416United Airlines
Find Deal
dom., sep. 14 - mié., sep. 24
United Airlines Logo
3:15 pm - 7:30 amBOS-SNN
11h 15m1 stop
United Airlines Logo
9:30 am - 11:01 amSNN-BOS
30h 31m1 stop
$417United Airlines
Find Deal
mié., sep. 10 - dom., sep. 14
American Airlines Logo
8:10 pm - 11:20 amBOS-SNN
10h 10m1 stop
American Airlines Logo
7:50 am - 7:45 pmSNN-BOS
16h 55m1 stop
$421American Airlines
Find Deal
sáb., sep. 20 - vie., nov. 14
Aer Lingus Logo
7:25 pm - 6:20 amBOS-SNN
5h 55mnonstop
Aer Lingus Logo
2:45 pm - 4:50 pmSNN-BOS
7h 05mnonstop
$462Aer Lingus
Find Deal
jue., nov. 13 - lun., nov. 17

United Airlines flights from Boston to Shannon, Clare

Our best United Airlines deals on Boston to Shannon, Clare flight tickets
United Airlines
Sep 8
BOS6:10 amBoston Logan Intl
23h 05m
2 stops
SNN10:15 amShannon
Sep 14
SNN9:30 amShannon
34h 10m
1 stop
BOS2:40 pmBoston Logan Intl
United Airlines
Sep 12
BOS9:43 amBoston Logan Intl
16h 47m
1 stop
SNN7:30 amShannon
Sep 16
SNN9:30 amShannon
12h 13m
1 stop
BOS4:43 pmBoston Logan Intl
United Airlines
Sep 14
BOS8:33 pmBoston Logan Intl
8h 42m
1 stop
SNN10:15 amShannon
Sep 23
SNN9:30 amShannon
13h 16m
1 stop
BOS5:46 pmBoston Logan Intl

British Airways flights from Boston to Shannon, Clare

Our best British Airways deals on Boston to Shannon, Clare flight tickets
British Airways
Sep 6
BOS7:40 pmBoston Logan Intl
10h 40m
1 stop
SNN11:20 amShannon
Sep 13
SNN7:40 amShannon
17h 30m
1 stop
BOS8:10 pmBoston Logan Intl
British Airways
Sep 6
BOS7:40 pmBoston Logan Intl
10h 40m
1 stop
SNN11:20 amShannon
Sep 13
SNN7:40 amShannon
17h 30m
1 stop
BOS8:10 pmBoston Logan Intl
British Airways
Sep 2
BOS12:54 pmBoston Logan Intl
17h 26m
2 stops
SNN11:20 amShannon
Sep 13
SNN7:40 amShannon
20h 05m
1 stop
BOS10:45 pmBoston Logan Intl

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated agosto 28, 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

jue. 11/13

6:55 pm-4:45 pm

1 stop16h 50m

Shannon

mar. 11/18

7:50 am-4:10 pm

1 stop13h 20m

$397

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

lun. 9/8

6:10 am-10:15 am

2 stops23h 05m

Shannon

dom. 9/14

9:30 am-2:40 pm

1 stop34h 10m

$402

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

vie. 9/12

9:43 am-7:30 am

1 stop16h 47m

Shannon

mar. 9/16

9:30 am-4:43 pm

1 stop12h 13m

$403

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

vie. 2/13

7:25 pm-6:20 am

Nonstop5h 55m

Shannon

dom. 2/22

2:45 pm-4:50 pm

Nonstop7h 05m

$411

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

dom. 9/14

8:33 pm-10:15 am

1 stop8h 42m

Shannon

mar. 9/23

9:30 am-5:46 pm

1 stop13h 16m

$412

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

mié. 9/10

6:10 am-7:30 am

1 stop20h 20m

Shannon

dom. 9/14

9:30 am-12:45 am

1 stop20h 15m

$415

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

dom. 9/14

5:30 am-10:15 am

2 stops23h 45m

Shannon

mié. 9/24

9:30 am-8:38 pm

2 stops16h 08m

$416

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

mié. 9/10

3:15 pm-7:30 am

1 stop11h 15m

Shannon

dom. 9/14

9:30 am-11:01 am

1 stop30h 31m

$417

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

sáb. 9/20

8:10 pm-11:20 am

1 stop10h 10m

Shannon

vie. 11/14

7:50 am-7:45 pm

1 stop16h 55m

$421

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

jue. 11/13

7:25 pm-6:20 am

Nonstop5h 55m

Shannon

lun. 11/17

2:45 pm-4:50 pm

Nonstop7h 05m

$462

Flights are sorted by cheapest round-trip 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?

In general, January is the cheapest month to fly from Boston to Shannon, Clare. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $539. If you are unable to visit Shannon, Clare during the month of January, then departing from Boston during the month February is also very affordable. Most momondo users find prices during this month for around $602.

What is the cheapest day to depart on your flight to Shannon, Clare?

The cheapest day to depart from Boston to Shannon, Clare is on a Wednesday when prices can be found for as low as $709. The most expensive day to fly to Shannon, Clare is Thursday, with ticket prices averaging around $843.

What is the cheapest time of day to depart on your flight to Shannon, Clare?

Our data shows that the cheapest Boston to Shannon, Clare flights are usually those with departure times in the evening. Our users have found flights to Shannon, Clare in the evening for as low as $700. Flights in the morning are often more expensive with an average ticket price of $833.

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 $720 when searching weeks out. 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 $630 on momondo.

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

There are 3 cabin classes 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 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 round-trip 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

$318

Fastest flight time

5h 50m

Direct flights

Every day

Airports in Shannon, Clare

1 airport
The best one-way flight to Shannon, Clare from Boston in the past 72 hours is $318. The best round-trip flight deal from Boston to Shannon, Clare found on momondo in the last 72 hours is $533.
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)
  • How far is Boston Logan Intl to Shannon by plane?

    The distance between Boston Logan Intl and Shannon is about 2889.7 mi. 5h 50m is a normal flight duration for this route.

  • 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 were last updated today.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Shannon Airport?

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. 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 travel and health documents you'll need for your trip to Shannon Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Shannon Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

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

Best airlines flying from Boston to Shannon, Clare

Compare and see reviews for airlines that fly from Boston to Shannon, Clare with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $244Free CancellationRating
7.9
7,977 reviews
Search Delta flights
United AirlinesPriceFrom $391Free CancellationRating
7.4
8,944 reviews
Search United Airlines flights
KLMPriceFrom $423Free CancellationRating
7.8
1,382 reviews
Search KLM flights
Aer LingusPriceFrom $434Free CancellationRating
7.2
1,239 reviews
Search Aer Lingus flights
American AirlinesPriceFrom $492Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
JetBluePriceFrom $842Free CancellationRating
7.2
2,920 reviews
Search JetBlue flights
  • Aer Lingus Flights From Boston to Shannon, Clare

    Aer Lingus is one of the most popular airlines flying from Boston to Shannon, Clare, operating 7 flights/week on average for this route. A good Aer Lingus flight deal for Boston to Shannon, Clare starts from $434 round-trip, up to an average price of $733. Our users have rated Aer Lingus at 7.2/10.

  • American Airlines Flights From Boston to Shannon, Clare

    Across 10,000 American Airlines reviews on momondo, the average score is 7.2/10. American Airlines flies from Boston to Shannon, Clare about 7 times each week, with ticket deals ranging from $492 to $813. Price data is based on momondo searches in the last 72 hours.

Traveling to a place near Shannon?

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

Why use momondo?

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

It is quick and easy to find Boston to Shannon flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Shannon that suits you.

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

momondo does allow users to show only those flights to Shannon from Boston which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Boston to Shannon.

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

Price alerts on flights to Shannon from Boston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Shannon, Clare trip

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1 adult
mar. 9/2
mar. 9/9

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