$130 Cheap United flights Boston (BOS) to San Francisco (SFO)

$130 Cheap United flights Boston (BOS) to San Francisco (SFO)

Prices were available within the past 7 days and start at $130 for one-way flights and $259 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Sep 5 - Fri, Sep 12

BOS

Boston

SFO

San Francisco

$259 Roundtrip, found 1 day ago

$259

Roundtrip

found 1 day ago

Select United flight, departing Fri, Sep 5 from Boston to San Francisco, returning Fri, Sep 12, priced at $259 found 1 day ago

Fri, Sep 5 - Fri, Sep 12

BOS

Boston

SFO

San Francisco

$269 Roundtrip, found 1 day ago

$269

Roundtrip

found 1 day ago

Select United flight, departing Fri, Sep 5 from Boston to San Francisco, returning Fri, Sep 12, priced at $269 found 1 day ago

Tue, Aug 12 - Tue, Aug 19

BOS

Boston

SFO

San Francisco

$276 Roundtrip, found 3 days ago

$276

Roundtrip

found 3 days ago

Select United flight, departing Tue, Aug 12 from Boston to San Francisco, returning Tue, Aug 19, priced at $276 found 3 days ago

Fri, Sep 5 - Fri, Sep 12

BOS

Boston

SFO

San Francisco

$293 Roundtrip, found 1 day ago

$293

Roundtrip

found 1 day ago

Select United flight, departing Fri, Sep 5 from Boston to San Francisco, returning Fri, Sep 12, priced at $293 found 1 day ago

Fri, Sep 5 - Fri, Sep 12

BOS

Boston

SFO

San Francisco

$296 Roundtrip, found 1 day ago

$296

Roundtrip

found 1 day ago

Select United flight, departing Fri, Sep 5 from Boston to San Francisco, returning Fri, Sep 12, priced at $296 found 1 day ago

Fri, Sep 5 - Fri, Sep 12

BOS

Boston

SFO

San Francisco

$298 Roundtrip, found 1 day ago

$298

Roundtrip

found 1 day ago

Select United flight, departing Fri, Sep 5 from Boston to San Francisco, returning Fri, Sep 12, priced at $298 found 1 day ago