$427 Cheap United flights San Francisco (SFO) to Shannon (SNN)

$427 Cheap United flights San Francisco (SFO) to Shannon (SNN)

Prices were available within the past 7 days and start at $427 for one-way flights and $628 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Sep 1 - Mon, Sep 8

SFO

San Francisco

SNN

Shannon

$628 Roundtrip, found 22 hours ago

$628

Roundtrip

found 22 hours ago

Select United flight, departing Mon, Sep 1 from San Francisco to Shannon, returning Mon, Sep 8, priced at $628 found 22 hours ago

Sun, Aug 31 - Mon, Sep 8

SFO

San Francisco

SNN

Shannon

$634 Roundtrip, found 22 hours ago

$634

Roundtrip

found 22 hours ago

Select United flight, departing Sun, Aug 31 from San Francisco to Shannon, returning Mon, Sep 8, priced at $634 found 22 hours ago

Mon, Sep 1 - Sun, Sep 7

SFO

San Francisco

SNN

Shannon

$639 Roundtrip, found 22 hours ago

$639

Roundtrip

found 22 hours ago

Select United flight, departing Mon, Sep 1 from San Francisco to Shannon, returning Sun, Sep 7, priced at $639 found 22 hours ago

Wed, Sep 3 - Wed, Sep 10

SFO

San Francisco

SNN

Shannon

$644 Roundtrip, found 22 hours ago

$644

Roundtrip

found 22 hours ago

Select United flight, departing Wed, Sep 3 from San Francisco to Shannon, returning Wed, Sep 10, priced at $644 found 22 hours ago

Sun, Aug 31 - Sun, Sep 7

SFO

San Francisco

SNN

Shannon

$646 Roundtrip, found 22 hours ago

$646

Roundtrip

found 22 hours ago

Select United flight, departing Sun, Aug 31 from San Francisco to Shannon, returning Sun, Sep 7, priced at $646 found 22 hours ago

Thu, Sep 4 - Sun, Sep 7

SFO

San Francisco

SNN

Shannon

$689 Roundtrip, found 22 hours ago

$689

Roundtrip

found 22 hours ago

Select United flight, departing Thu, Sep 4 from San Francisco to Shannon, returning Sun, Sep 7, priced at $689 found 22 hours ago

Tue, Sep 2 - Sun, Sep 7

SFO

San Francisco

SNN

Shannon

$721 Roundtrip, found 22 hours ago

$721

Roundtrip

found 22 hours ago

Select United flight, departing Tue, Sep 2 from San Francisco to Shannon, returning Sun, Sep 7, priced at $721 found 22 hours ago