$302 Cheap United flights San Francisco (SFO) to St. Louis (STL)

$302 Cheap United flights San Francisco (SFO) to St. Louis (STL)

Prices were available within the past 7 days and start at $302 for one-way flights and $523 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Dec 1 - Wed, Dec 16

SFO

San Francisco

STL

St. Louis

$523 Roundtrip, found 16 hours ago

$523

Roundtrip

found 16 hours ago

Select United flight, departing Tue, Dec 1 from San Francisco to St. Louis, returning Wed, Dec 16, priced at $523 found 16 hours ago

Tue, Dec 1 - Wed, Dec 16

SFO

San Francisco

STL

St. Louis

$557 Roundtrip, found 16 hours ago

$557

Roundtrip

found 16 hours ago

Select United flight, departing Tue, Dec 1 from San Francisco to St. Louis, returning Wed, Dec 16, priced at $557 found 16 hours ago