$187 Cheap United flights San Francisco (SFO) to Boston (BOS)

$187 Cheap United flights San Francisco (SFO) to Boston (BOS)

Prices were available within the past 7 days and start at $187 for one-way flights and $273 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Mar 29 - Sun, Apr 26

SFO

San Francisco

BOS

Boston

$273 Roundtrip, found 10 hours ago

$273

Roundtrip

found 10 hours ago

Select United flight, departing Sun, Mar 29 from San Francisco to Boston, returning Sun, Apr 26, priced at $273 found 10 hours ago

Wed, Mar 25 - Wed, Apr 22

SFO

San Francisco

BOS

Boston

$283 Roundtrip, found 3 hours ago

$283

Roundtrip

found 3 hours ago

Select United flight, departing Wed, Mar 25 from San Francisco to Boston, returning Wed, Apr 22, priced at $283 found 3 hours ago

Wed, Mar 25 - Wed, Apr 22

SFO

San Francisco

BOS

Boston

$297 Roundtrip, found 3 hours ago

$297

Roundtrip

found 3 hours ago

Select United flight, departing Wed, Mar 25 from San Francisco to Boston, returning Wed, Apr 22, priced at $297 found 3 hours ago

Wed, Mar 25 - Wed, Apr 22

SFO

San Francisco

BOS

Boston

$307 Roundtrip, found 3 hours ago

$307

Roundtrip

found 3 hours ago

Select United flight, departing Wed, Mar 25 from San Francisco to Boston, returning Wed, Apr 22, priced at $307 found 3 hours ago

Wed, Mar 25 - Wed, Apr 22

SFO

San Francisco

BOS

Boston

$310 Roundtrip, found 3 hours ago

$310

Roundtrip

found 3 hours ago

Select United flight, departing Wed, Mar 25 from San Francisco to Boston, returning Wed, Apr 22, priced at $310 found 3 hours ago

Wed, Mar 25 - Wed, Apr 22

SFO

San Francisco

BOS

Boston

$312 Roundtrip, found 3 hours ago

$312

Roundtrip

found 3 hours ago

Select United flight, departing Wed, Mar 25 from San Francisco to Boston, returning Wed, Apr 22, priced at $312 found 3 hours ago