$538 Cheap United flights Boston (BOS) to Shannon (SNN)

$538 Cheap United flights Boston (BOS) to Shannon (SNN)

Prices were available within the past 7 days and start at $538 for one-way flights and $588 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Apr 19 - Wed, Apr 22

BOS

Boston

SNN

Shannon

$588 Roundtrip, found 1 day ago

$588

Roundtrip

found 1 day ago

Select United flight, departing Sun, Apr 19 from Boston to Shannon, returning Wed, Apr 22, priced at $588 found 1 day ago

Sun, Apr 19 - Mon, Apr 27

BOS

Boston

SNN

Shannon

$623 Roundtrip, found 1 day ago

$623

Roundtrip

found 1 day ago

Select United flight, departing Sun, Apr 19 from Boston to Shannon, returning Mon, Apr 27, priced at $623 found 1 day ago

Sun, Apr 19 - Fri, Apr 24

BOS

Boston

SNN

Shannon

$653 Roundtrip, found 1 day ago

$653

Roundtrip

found 1 day ago

Select United flight, departing Sun, Apr 19 from Boston to Shannon, returning Fri, Apr 24, priced at $653 found 1 day ago

Tue, Apr 14 - Tue, Apr 21

BOS

Boston

SNN

Shannon

$681 Roundtrip, found 1 day ago

$681

Roundtrip

found 1 day ago

Select United flight, departing Tue, Apr 14 from Boston to Shannon, returning Tue, Apr 21, priced at $681 found 1 day ago

Tue, Apr 14 - Thu, Apr 23

BOS

Boston

SNN

Shannon

$687 Roundtrip, found 1 day ago

$687

Roundtrip

found 1 day ago

Select United flight, departing Tue, Apr 14 from Boston to Shannon, returning Thu, Apr 23, priced at $687 found 1 day ago

Sun, May 31 - Sat, Jun 13

BOS

Boston

SNN

Shannon

$712 Roundtrip, found 6 days ago

$712

Roundtrip

found 6 days ago

Select United flight, departing Sun, May 31 from Boston to Shannon, returning Sat, Jun 13, priced at $712 found 6 days ago

Tue, Apr 14 - Fri, Apr 24

BOS

Boston

SNN

Shannon

$717 Roundtrip, found 1 day ago

$717

Roundtrip

found 1 day ago

Select United flight, departing Tue, Apr 14 from Boston to Shannon, returning Fri, Apr 24, priced at $717 found 1 day ago

Sun, May 31 - Sat, Jun 13

BOS

Boston

SNN

Shannon

$718 Roundtrip, found 6 days ago

$718

Roundtrip

found 6 days ago

Select United flight, departing Sun, May 31 from Boston to Shannon, returning Sat, Jun 13, priced at $718 found 6 days ago

Sat, May 2 - Sat, May 16

BOS

Boston

SNN

Shannon

$721 Roundtrip, found 6 days ago

$721

Roundtrip

found 6 days ago

Select United flight, departing Sat, May 2 from Boston to Shannon, returning Sat, May 16, priced at $721 found 6 days ago