Cheap Frontier Airlines flights Chicago (MDW) to San Antonio (SAT)

Cheap Frontier Airlines flights Chicago (MDW) to San Antonio (SAT)

Prices were available within the past 7 days and start at for one-way flights and $311 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Aug 8 - Sat, Aug 16

MDW

Chicago

SAT

San Antonio

$311 Roundtrip, found 18 hours ago

$311

Roundtrip

found 18 hours ago

Select Frontier Airlines flight, departing Fri, Aug 8 from Chicago to San Antonio, returning Sat, Aug 16, priced at $311 found 18 hours ago