$169 Cheap United flights Boston (BOS) to San Francisco (SFO)

$169 Cheap United flights Boston (BOS) to San Francisco (SFO)

Prices were available within the past 7 days and start at $169 for one-way flights and $217 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Jan 16 - Tue, Jan 20

BOS

Boston

SFO

San Francisco

$217 Roundtrip, found 1 day ago

$217

Roundtrip

found 1 day ago

Select United flight, departing Fri, Jan 16 from Boston to San Francisco, returning Tue, Jan 20, priced at $217 found 1 day ago

Fri, Jan 16 - Tue, Jan 20

BOS

Boston

SFO

San Francisco

$227 Roundtrip, found 1 day ago

$227

Roundtrip

found 1 day ago

Select United flight, departing Fri, Jan 16 from Boston to San Francisco, returning Tue, Jan 20, priced at $227 found 1 day ago

Fri, Jan 16 - Tue, Jan 20

BOS

Boston

SFO

San Francisco

$235 Roundtrip, found 1 day ago

$235

Roundtrip

found 1 day ago

Select United flight, departing Fri, Jan 16 from Boston to San Francisco, returning Tue, Jan 20, priced at $235 found 1 day ago

Fri, Jan 16 - Tue, Jan 20

BOS

Boston

SFO

San Francisco

$244 Roundtrip, found 1 day ago

$244

Roundtrip

found 1 day ago

Select United flight, departing Fri, Jan 16 from Boston to San Francisco, returning Tue, Jan 20, priced at $244 found 1 day ago

Fri, Jan 16 - Tue, Jan 20

BOS

Boston

SFO

San Francisco

$247 Roundtrip, found 1 day ago

$247

Roundtrip

found 1 day ago

Select United flight, departing Fri, Jan 16 from Boston to San Francisco, returning Tue, Jan 20, priced at $247 found 1 day ago

Fri, Jan 16 - Tue, Jan 20

BOS

Boston

SFO

San Francisco

$258 Roundtrip, found 1 day ago

$258

Roundtrip

found 1 day ago

Select United flight, departing Fri, Jan 16 from Boston to San Francisco, returning Tue, Jan 20, priced at $258 found 1 day ago