$339 Cheap United flights San Francisco (SFO) to Knoxville (TYS)

$339 Cheap United flights San Francisco (SFO) to Knoxville (TYS)

Prices were available within the past 7 days and start at $339 for one-way flights and $434 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Oct 13 - Sat, Oct 18

SFO

San Francisco

TYS

Knoxville

$434 Roundtrip, found 7 hours ago

$434

Roundtrip

found 7 hours ago

Select United flight, departing Mon, Oct 13 from San Francisco to Knoxville, returning Sat, Oct 18, priced at $434 found 7 hours ago

Mon, Oct 13 - Sat, Oct 18

SFO

San Francisco

TYS

Knoxville

$452 Roundtrip, found 7 hours ago

$452

Roundtrip

found 7 hours ago

Select United flight, departing Mon, Oct 13 from San Francisco to Knoxville, returning Sat, Oct 18, priced at $452 found 7 hours ago

Mon, Oct 13 - Sat, Oct 18

SFO

San Francisco

TYS

Knoxville

$465 Roundtrip, found 7 hours ago

$465

Roundtrip

found 7 hours ago

Select United flight, departing Mon, Oct 13 from San Francisco to Knoxville, returning Sat, Oct 18, priced at $465 found 7 hours ago

Mon, Oct 13 - Sat, Oct 18

SFO

San Francisco

TYS

Knoxville

$488 Roundtrip, found 7 hours ago

$488

Roundtrip

found 7 hours ago

Select United flight, departing Mon, Oct 13 from San Francisco to Knoxville, returning Sat, Oct 18, priced at $488 found 7 hours ago

Mon, Oct 13 - Sat, Oct 18

SFO

San Francisco

TYS

Knoxville

$492 Roundtrip, found 7 hours ago

$492

Roundtrip

found 7 hours ago

Select United flight, departing Mon, Oct 13 from San Francisco to Knoxville, returning Sat, Oct 18, priced at $492 found 7 hours ago

Mon, Oct 13 - Sat, Oct 18

SFO

San Francisco

TYS

Knoxville

$552 Roundtrip, found 7 hours ago

$552

Roundtrip

found 7 hours ago

Select United flight, departing Mon, Oct 13 from San Francisco to Knoxville, returning Sat, Oct 18, priced at $552 found 7 hours ago