$99 Cheap United flights San Francisco (SFO) to Denver (DEN)

$99 Cheap United flights San Francisco (SFO) to Denver (DEN)

Prices were available within the past 7 days and start at $99 for one-way flights and $219 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Aug 20 - Mon, Aug 25

SFO

San Francisco

DEN

Denver

$219 Roundtrip, found 1 day ago

$219

Roundtrip

found 1 day ago

Select United flight, departing Wed, Aug 20 from San Francisco to Denver, returning Mon, Aug 25, priced at $219 found 1 day ago

Wed, Aug 20 - Mon, Aug 25

SFO

San Francisco

DEN

Denver

$227 Roundtrip, found 1 day ago

$227

Roundtrip

found 1 day ago

Select United flight, departing Wed, Aug 20 from San Francisco to Denver, returning Mon, Aug 25, priced at $227 found 1 day ago