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Flight Deals from Shannon to Boston from $399

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Bundle + Save

Top flight deals from leading airlines:

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... and +100s more

Incredible Deals

Save up to 50% on select flights with Priceline

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Save an average of $240 per person when bundling your flight and hotel together with Priceline

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Stops

  • Nonstop
    from $611
  • Up to 1 stop
    $591
  • Up to 2 stops
    $596

Airlines

  • Aer Lingus
    $591
  • American Airlines
    $591
  • British Airways
    $657
  • Finnair
    $962

Cabin Class

  • Economy
    $591

Departure Airports

  • Shannon Airport
    $591

Arrival Airports

  • General Edward Lawrence Logan International Airport
    $591

Layover Airports

  • Dublin Airport
    $691
  • London Heathrow Airport
    $591
  • New York John F Kennedy Airport
    $596
  • Philadelphia International Airport
    $612

Best Price. GUARANTEED.

Exclusively for Priceline Members
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We'll refund the difference if you find a lower price.

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BUNDLE & SAVE

Book a flight & hotel together for extra savings.

On average save $240 per traveler
Aer Lingus Logo
Aer Lingus

11/19/25

SNN
8h 5m
LHR

11/19/25

BOS
Aer Lingus Logo
Aer Lingus

11/23/25

BOS
16h 5m
LHR

11/24/25

SNN
$591
American Airlines Logo
American Airlines

11/19/25

SNN
14h 5m
LHR

11/19/25

BOS
American Airlines Logo
American Airlines

11/23/25

BOS
22h 20m
LHR

11/24/25

SNN
$591
Aer Lingus Logo
Aer Lingus

11/14/25

SNN
8h 5m
LHR

11/14/25

BOS
Aer Lingus Logo
Aer Lingus

11/30/25

BOS
16h 5m
LHR

12/01/25

SNN
$593
American Airlines Logo
American Airlines

11/14/25

SNN
6h 10m
LHR

11/14/25

BOS
American Airlines Logo
American Airlines

11/30/25

BOS
21h 20m
LHR

12/01/25

SNN
$593
American Airlines Logo
American Airlines

11/19/25

SNN
2h 5m
Direct

11/19/25

BOS
American Airlines Logo
American Airlines

11/23/25

BOS
21h 25m
LHR

11/24/25

SNN
$593
Aer Lingus Logo
Aer Lingus

11/19/25

SNN
2h 5m
Direct

11/19/25

BOS
Aer Lingus Logo
Aer Lingus

11/23/25

BOS
16h 5m
LHR

11/24/25

SNN
$593
Aer Lingus Logo
Aer Lingus

11/19/25

SNN
6h 10m
LHR

11/19/25

BOS
Aer Lingus Logo
Aer Lingus

11/23/25

BOS
16h 5m
LHR

11/24/25

SNN
$593
Aer Lingus Logo
Aer Lingus

11/14/25

SNN
2h 5m
Direct

11/14/25

BOS
Aer Lingus Logo
Aer Lingus

11/30/25

BOS
16h 5m
LHR

12/01/25

SNN
$595
American Airlines Logo
American Airlines

11/19/25

SNN
6h 10m
LHR

11/19/25

BOS
American Airlines Logo
American Airlines

11/23/25

BOS
21h 16m
JFK
LHR

11/24/25

SNN
$596
Aer Lingus Logo
Aer Lingus

11/19/25

SNN
8h 5m
LHR

11/19/25

BOS
Aer Lingus Logo
Aer Lingus

11/23/25

BOS
21h 16m
JFK
LHR

11/24/25

SNN
$598
Aer Lingus Logo
Aer Lingus

11/14/25

SNN
10h 50m
LHR
JFK

11/14/25

BOS
Aer Lingus Logo
Aer Lingus

11/30/25

BOS
16h 5m
LHR

12/01/25

SNN
$604
American Airlines Logo
American Airlines

11/19/25

SNN
2h 5m
Direct

11/19/25

BOS
American Airlines Logo
American Airlines

11/23/25

BOS
10h 55m
Direct

11/24/25

SNN
$611
American Airlines Logo
American Airlines

11/14/25

SNN
8h 5m
LHR

11/14/25

BOS
American Airlines Logo
American Airlines

11/30/25

BOS
10h 55m
Direct

12/01/25

SNN
$612
Aer Lingus Logo
Aer Lingus

11/19/25

SNN
10h 50m
LHR
JFK

11/19/25

BOS
Aer Lingus Logo
Aer Lingus

11/23/25

BOS
19h 8m
PHL
LHR

11/24/25

SNN
$612
American Airlines Logo
American Airlines

11/14/25

SNN
2h 5m
Direct

11/14/25

BOS
American Airlines Logo
American Airlines

11/30/25

BOS
10h 55m
Direct

12/01/25

SNN
$613
British Airways Logo
British Airways

11/19/25

SNN
17h 55m
LHR

11/20/25

BOS
British Airways Logo
British Airways

11/23/25

BOS
21h 20m
LHR

11/24/25

SNN
$657
British Airways Logo
British Airways

11/19/25

SNN
6h 10m
LHR

11/19/25

BOS
British Airways Logo
British Airways

11/23/25

BOS
17h 5m
LHR

11/24/25

SNN
$657
British Airways Logo
British Airways

11/14/25

SNN
23h 30m
LHR

11/15/25

BOS
British Airways Logo
British Airways

11/30/25

BOS
16h 5m
LHR

12/01/25

SNN
$659
British Airways Logo
British Airways

11/19/25

SNN
6h 10m
LHR

11/19/25

BOS
British Airways Logo
British Airways

11/23/25

BOS
19h 8m
PHL
LHR

11/24/25

SNN
$668
British Airways Logo
British Airways

11/19/25

SNN
8h 5m
LHR

11/19/25

BOS
British Airways Logo
British Airways

11/23/25

BOS
10h 55m
Direct

11/24/25

SNN
$676
Aer Lingus Logo
Aer Lingus

11/19/25

SNN
2h 5m
Direct

11/19/25

BOS
Aer Lingus Logo
Aer Lingus

11/23/25

BOS
21h 16m
JFK
LHR

11/24/25

SNN
$681
Aer Lingus Logo
Aer Lingus

11/14/25

SNN
22h 50m
LHR
DUB

11/15/25

BOS
Aer Lingus Logo
Aer Lingus

11/30/25

BOS
22h 20m
LHR

12/01/25

SNN
$691
Aer Lingus Logo
Aer Lingus

11/19/25

SNN
2h 5m
Direct

11/19/25

BOS
Aer Lingus Logo
Aer Lingus

11/23/25

BOS
10h 55m
Direct

11/24/25

SNN
$695
Aer Lingus Logo
Aer Lingus

11/14/25

SNN
11h 5m
LHR
DUB

11/14/25

BOS
Aer Lingus Logo
Aer Lingus

11/30/25

BOS
22h 5m
DUB
LHR

12/01/25

SNN
$695
Aer Lingus Logo
Aer Lingus

11/14/25

SNN
2h 5m
Direct

11/14/25

BOS
Aer Lingus Logo
Aer Lingus

11/30/25

BOS
10h 55m
Direct

12/01/25

SNN
$696
Aer Lingus Logo
Aer Lingus

11/15/25

SNN
2h 5m
Direct

11/15/25

BOS
Aer Lingus Logo
Aer Lingus

11/21/25

BOS
18h 25m
DUB
LHR

11/22/25

SNN
$696
Aer Lingus Logo
Aer Lingus

11/15/25

SNN
7h 30m
JFK

11/15/25

BOS
Aer Lingus Logo
Aer Lingus

11/21/25

BOS
18h 25m
DUB
LHR

11/22/25

SNN
$706
Aer Lingus Logo
Aer Lingus

11/15/25

SNN
25h 30m
LHR
DUB

11/16/25

BOS
Aer Lingus Logo
Aer Lingus

11/21/25

BOS
21h 55m
DUB
LHR

11/22/25

SNN
$880
Finnair Logo
Finnair

11/19/25

SNN
6h 10m
LHR

11/19/25

BOS
Finnair Logo
Finnair

11/23/25

BOS
16h 5m
LHR

11/24/25

SNN
$962
Finnair Logo
Finnair

11/14/25

SNN
6h 10m
LHR

11/14/25

BOS
Finnair Logo
Finnair

11/30/25

BOS
16h 5m
LHR

12/01/25

SNN
$999

Top Deals on flights from Shannon to Boston

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

Aer Lingus Logo
Aer Lingus

Sep 1

SNN
1h 45m
Direct

Sep 1

BOS

as low as

$399

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

Aer Lingus Logo
Aer Lingus

Aug 29

SNN
5h 55m
JFK

Aug 29

BOS

as low as

$409

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

Aer Lingus Logo
Aer Lingus

Aug 28

SNN
11h 35m
CDG
DUB

Aug 28

BOS

as low as

$458

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

Aer Lingus Logo
Aer Lingus

Aug 29

SNN
17h 25m
LHR
DUB

Aug 30

BOS

as low as

$475

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

American Airlines Logo
American Airlines

Jan 5

SNN
8h 5m
LHR

Jan 5

BOS

as low as

$628

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

Finnair Logo
Finnair

Oct 4

SNN
9h 30m
LHR

Oct 4

BOS

as low as

$672

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

British Airways Logo
British Airways

Sep 13

SNN
12h 30m
LHR

Sep 13

BOS

as low as

$679

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

American Airlines Logo
American Airlines

Aug 28

SNN
11h 14m
LHR
PHL

Aug 28

BOS

as low as

$694

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

 Logo

Oct 22

SNN
1h 45m
Direct

Oct 22

BOS

as low as

$880

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

 Logo

Oct 22

SNN
18h 53m
JFK
DCA

Oct 23

BOS

as low as

$1054

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

 Logo

Aug 29

SNN
7h 13m
ORD

Aug 29

BOS

as low as

$1130

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

 Logo

Sep 25

SNN
7h 24m
EWR

Sep 25

BOS

as low as

$1136

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