$140 Cheap United flights St. Louis (STL) to San Antonio (SAT)

$140 Cheap United flights St. Louis (STL) to San Antonio (SAT)

Prices were available within the past 7 days and start at $140 for one-way flights and $324 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Mar 17 - Wed, Mar 18

STL

St. Louis

SAT

San Antonio

$324 Roundtrip, found 3 hours ago

$324

Roundtrip

found 3 hours ago

Select United flight, departing Tue, Mar 17 from St. Louis to San Antonio, returning Wed, Mar 18, priced at $324 found 3 hours ago

Tue, Mar 17 - Thu, Mar 19

STL

St. Louis

SAT

San Antonio

$334 Roundtrip, found 3 hours ago

$334

Roundtrip

found 3 hours ago

Select United flight, departing Tue, Mar 17 from St. Louis to San Antonio, returning Thu, Mar 19, priced at $334 found 3 hours ago

Fri, Nov 28 - Thu, Dec 4

STL

St. Louis

SAT

San Antonio

$344 Roundtrip, found 3 days ago

$344

Roundtrip

found 3 days ago

Select United flight, departing Fri, Nov 28 from St. Louis to San Antonio, returning Thu, Dec 4, priced at $344 found 3 days ago