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Flight Deals from Boston to Shannon from $278

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Price Drop Deals Near You

Stops

  • Nonstop
    from $560
  • Up to 1 stop
    $391
  • Up to 2 stops
    $450

Airlines

  • Aer Lingus
    $560
  • Air France
    $443
  • American Airlines
    $595
  • British Airways
    $615
  • Delta Air Lines
    $391
  • Finnair
    $628
  • KLM
    $443
  • Lufthansa
    $626
  • United Airlines
    $446
  • Virgin Atlantic
    $621

Cabin Class

  • Economy
    $391

Departure Airports

  • General Edward Lawrence Logan International Airport
    $391

Arrival Airports

  • Shannon Airport
    $391

Layover Airports

  • Chicago O Hare Airport
    $446
  • Dublin Airport
    $595
  • London Heathrow Airport
    $595
  • Montreal Trudeau Airport
    $646
  • New York John F Kennedy Airport
    $391
  • Newark Liberty Airport
    $446
  • Paris Charles de Gaulle Airport
    $672
  • Philadelphia International Airport
    $616
  • Washington Dulles Airport
    $450

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BUNDLE & SAVE

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On average save $240 per traveler
Delta Air Lines Logo
Delta Air Lines

07/27/25

BOS
18h 5m
JFK

07/28/25

SNN
Delta Air Lines Logo
Delta Air Lines

08/08/25

SNN
6h 15m
JFK

08/08/25

BOS
$391
Delta Air Lines Logo
Delta Air Lines

07/28/25

BOS
18h 5m
JFK

07/29/25

SNN
Delta Air Lines Logo
Delta Air Lines

08/06/25

SNN
6h 15m
JFK

08/06/25

BOS
$391
KLM Logo
KLM

07/28/25

BOS
18h 5m
JFK

07/29/25

SNN
KLM Logo
KLM

08/06/25

SNN
6h 15m
JFK

08/06/25

BOS
$443
Air France Logo
Air France

07/28/25

BOS
18h 5m
JFK

07/29/25

SNN
Air France Logo
Air France

08/06/25

SNN
9h 46m
JFK

08/06/25

BOS
$443
United Airlines Logo
United Airlines

07/06/25

BOS
23h 45m
ORD

07/07/25

SNN
United Airlines Logo
United Airlines

07/17/25

SNN
10h 40m
EWR

07/17/25

BOS
$446
United Airlines Logo
United Airlines

07/28/25

BOS
21h 13m
EWR

07/29/25

SNN
United Airlines Logo
United Airlines

08/06/25

SNN
5h 18m
EWR

08/06/25

BOS
$446
United Airlines Logo
United Airlines

07/26/25

BOS
25h 23m
ORD

07/27/25

SNN
United Airlines Logo
United Airlines

08/08/25

SNN
10h 40m
EWR

08/08/25

BOS
$446
United Airlines Logo
United Airlines

07/30/25

BOS
22h 27m
ORD

07/31/25

SNN
United Airlines Logo
United Airlines

08/05/25

SNN
11h 29m
EWR
IAD

08/05/25

BOS
$450
United Airlines Logo
United Airlines

07/26/25

BOS
22h
EWR
ORD

07/27/25

SNN
United Airlines Logo
United Airlines

08/08/25

SNN
10h 40m
EWR

08/08/25

BOS
$450
KLM Logo
KLM

07/26/25

BOS
22h
JFK

07/27/25

SNN
KLM Logo
KLM

08/08/25

SNN
6h 15m
JFK

08/08/25

BOS
$493
United Airlines Logo
United Airlines

07/16/25

BOS
22h
IAD
ORD

07/17/25

SNN
United Airlines Logo
United Airlines

07/28/25

SNN
12h 29m
ORD

07/28/25

BOS
$503
Air France Logo
Air France

07/03/25

BOS
29h 5m
JFK

07/04/25

SNN
Air France Logo
Air France

07/10/25

SNN
9h 46m
JFK

07/10/25

BOS
$513
Aer Lingus Logo
Aer Lingus

07/21/25

BOS
10h 50m
Direct

07/22/25

SNN
Aer Lingus Logo
Aer Lingus

08/07/25

SNN
1h 45m
Direct

08/07/25

BOS
$560
Aer Lingus Logo
Aer Lingus

07/21/25

BOS
16h 29m
JFK

07/22/25

SNN
Aer Lingus Logo
Aer Lingus

08/07/25

SNN
1h 45m
Direct

08/07/25

BOS
$563
American Airlines Logo
American Airlines

07/28/25

BOS
10h 50m
Direct

07/29/25

SNN
American Airlines Logo
American Airlines

08/06/25

SNN
11h 5m
LHR
DUB

08/06/25

BOS
$595
Aer Lingus Logo
Aer Lingus

07/29/25

BOS
10h 50m
Direct

07/30/25

SNN
Aer Lingus Logo
Aer Lingus

08/05/25

SNN
1h 45m
Direct

08/05/25

BOS
$598
American Airlines Logo
American Airlines

07/21/25

BOS
15h 15m
LHR

07/22/25

SNN
American Airlines Logo
American Airlines

08/07/25

SNN
5h 55m
JFK

08/07/25

BOS
$603
Aer Lingus Logo
Aer Lingus

07/28/25

BOS
15h 15m
LHR

07/29/25

SNN
Aer Lingus Logo
Aer Lingus

08/06/25

SNN
17h 25m
LHR
DUB

08/07/25

BOS
$609
British Airways Logo
British Airways

07/23/25

BOS
18h 15m
LHR

07/24/25

SNN
British Airways Logo
British Airways

08/07/25

SNN
14h 10m
LHR

08/08/25

BOS
$615
British Airways Logo
British Airways

07/28/25

BOS
15h 15m
LHR

07/29/25

SNN
British Airways Logo
British Airways

08/08/25

SNN
12h 30m
LHR

08/08/25

BOS
$615
American Airlines Logo
American Airlines

07/29/25

BOS
19h 20m
PHL
LHR

07/30/25

SNN
American Airlines Logo
American Airlines

08/05/25

SNN
5h 45m
LHR

08/05/25

BOS
$616
Virgin Atlantic Logo
Virgin Atlantic

07/23/25

BOS
17h 25m
LHR

07/24/25

SNN
Virgin Atlantic Logo
Virgin Atlantic

08/06/25

SNN
7h 40m
LHR

08/06/25

BOS
$621
Virgin Atlantic Logo
Virgin Atlantic

07/29/25

BOS
17h 25m
LHR

07/30/25

SNN
Virgin Atlantic Logo
Virgin Atlantic

08/05/25

SNN
8h
LHR

08/05/25

BOS
$621
Aer Lingus Logo
Aer Lingus

07/23/25

BOS
15h 40m
LHR

07/24/25

SNN
Aer Lingus Logo
Aer Lingus

08/06/25

SNN
11h 13m
LHR
PHL

08/06/25

BOS
$622
Lufthansa Logo
Lufthansa

07/22/25

BOS
14h 13m
EWR

07/23/25

SNN
Lufthansa Logo
Lufthansa

07/29/25

SNN
5h 14m
EWR

07/29/25

BOS
$626
Lufthansa Logo
Lufthansa

07/24/25

BOS
14h 13m
EWR

07/25/25

SNN
Lufthansa Logo
Lufthansa

08/05/25

SNN
5h 14m
EWR

08/05/25

BOS
$626
Finnair Logo
Finnair

07/28/25

BOS
18h 10m
LHR

07/29/25

SNN
Finnair Logo
Finnair

08/06/25

SNN
14h 10m
LHR

08/07/25

BOS
$628
Finnair Logo
Finnair

07/28/25

BOS
22h 35m
LHR

07/29/25

SNN
Finnair Logo
Finnair

08/06/25

SNN
11h 5m
LHR
DUB

08/06/25

BOS
$630
Lufthansa Logo
Lufthansa

07/22/25

BOS
20h
YUL
LHR

07/23/25

SNN
Lufthansa Logo
Lufthansa

07/29/25

SNN
5h 14m
EWR

07/29/25

BOS
$646
Aer Lingus Logo
Aer Lingus

07/16/25

BOS
18h 20m
DUB
CDG

07/17/25

SNN
Aer Lingus Logo
Aer Lingus

07/23/25

SNN
11h 13m
LHR
PHL

07/23/25

BOS
$672

Top Deals on flights from Boston to Shannon

Boston, US (BOS) - Shannon, IE (SNN)

Aer Lingus Logo
Aer Lingus

Sep 7

BOS
10h 50m
Direct

Sep 8

SNN

as low as

$278

Boston, US (BOS) - Shannon, IE (SNN)

Aer Lingus Logo
Aer Lingus

Aug 5

BOS
20h 21m
JFK

Aug 6

SNN

as low as

$282

Boston, US (BOS) - Shannon, IE (SNN)

Aer Lingus Logo
Aer Lingus

Sep 2

BOS
17h 50m
DUB
LHR

Sep 3

SNN

as low as

$347

Boston, US (BOS) - Shannon, IE (SNN)

United Airlines Logo
United Airlines

Aug 20

BOS
16h 12m
ORD

Aug 21

SNN

as low as

$363

Boston, US (BOS) - Shannon, IE (SNN)

United Airlines Logo
United Airlines

Oct 8

BOS
14h 13m
EWR

Oct 9

SNN

as low as

$363

Boston, US (BOS) - Shannon, IE (SNN)

Delta Air Lines Logo
Delta Air Lines

Sep 7

BOS
21h 50m
JFK

Sep 8

SNN

as low as

$383

Boston, US (BOS) - Shannon, IE (SNN)

Aer Lingus Logo
Aer Lingus

Oct 8

BOS
18h 20m
DUB
CDG

Oct 9

SNN

as low as

$408

Boston, US (BOS) - Shannon, IE (SNN)

KLM Logo
KLM

Aug 5

BOS
18h 5m
JFK

Aug 6

SNN

as low as

$409

Boston, US (BOS) - Shannon, IE (SNN)

American Airlines Logo
American Airlines

Aug 6

BOS
18h 15m
LHR

Aug 7

SNN

as low as

$446

Boston, US (BOS) - Shannon, IE (SNN)

Lufthansa Logo
Lufthansa

Aug 5

BOS
14h 13m
EWR

Aug 6

SNN

as low as

$457

Boston, US (BOS) - Shannon, IE (SNN)

Air France Logo
Air France

Aug 1

BOS
18h 5m
JFK

Aug 2

SNN

as low as

$459

Boston, US (BOS) - Shannon, IE (SNN)

IBERIA Logo
IBERIA

Sep 10

BOS
15h 40m
LHR

Sep 11

SNN

as low as

$460

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