$361 Cheap United flights Knoxville (TYS) to San Francisco (SFO)

$361 Cheap United flights Knoxville (TYS) to San Francisco (SFO)

Prices were available within the past 7 days and start at $361 for one-way flights and $429 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Apr 4 - Sun, Apr 19

TYS

Knoxville

SFO

San Francisco

$429 Roundtrip, found 15 hours ago

$429

Roundtrip

found 15 hours ago

Select United flight, departing Sat, Apr 4 from Knoxville to San Francisco, returning Sun, Apr 19, priced at $429 found 15 hours ago

Sun, Mar 22 - Wed, Apr 8

TYS

Knoxville

SFO

San Francisco

$483 Roundtrip, found 15 hours ago

$483

Roundtrip

found 15 hours ago

Select United flight, departing Sun, Mar 22 from Knoxville to San Francisco, returning Wed, Apr 8, priced at $483 found 15 hours ago