$436 Cheap United flights Boston (BOS) to Shannon (SNN)

$436 Cheap United flights Boston (BOS) to Shannon (SNN)

Prices were available within the past 7 days and start at $436 for one-way flights and $367 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Apr 18 - Sat, May 2

BOS

Boston

SNN

Shannon

$367 Roundtrip, found 14 hours ago

$367

Roundtrip

found 14 hours ago

Select United flight, departing Sat, Apr 18 from Boston to Shannon, returning Sat, May 2, priced at $367 found 14 hours ago

Mon, Apr 13 - Mon, Apr 20

BOS

Boston

SNN

Shannon

$367 Roundtrip, found 2 days ago

$367

Roundtrip

found 2 days ago

Select United flight, departing Mon, Apr 13 from Boston to Shannon, returning Mon, Apr 20, priced at $367 found 2 days ago

Sat, May 2 - Sat, May 16

BOS

Boston

SNN

Shannon

$392 Roundtrip, found 14 hours ago

$392

Roundtrip

found 14 hours ago

Select United flight, departing Sat, May 2 from Boston to Shannon, returning Sat, May 16, priced at $392 found 14 hours ago

Sat, May 2 - Wed, May 20

BOS

Boston

SNN

Shannon

$396 Roundtrip, found 14 hours ago

$396

Roundtrip

found 14 hours ago

Select United flight, departing Sat, May 2 from Boston to Shannon, returning Wed, May 20, priced at $396 found 14 hours ago

Mon, May 18 - Mon, Jun 1

BOS

Boston

SNN

Shannon

$417 Roundtrip, found 14 hours ago

$417

Roundtrip

found 14 hours ago

Select United flight, departing Mon, May 18 from Boston to Shannon, returning Mon, Jun 1, priced at $417 found 14 hours ago

Sun, May 31 - Sat, Jun 13

BOS

Boston

SNN

Shannon

$420 Roundtrip, found 14 hours ago

$420

Roundtrip

found 14 hours ago

Select United flight, departing Sun, May 31 from Boston to Shannon, returning Sat, Jun 13, priced at $420 found 14 hours ago