$333 Cheap Frontier Airlines flights Cincinnati (CVG) to St. Louis (STL)

$333 Cheap Frontier Airlines flights Cincinnati (CVG) to St. Louis (STL)

Prices were available within the past 7 days and start at $333 for one-way flights and $666 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Nov 23 - Sat, Nov 29

CVG

Cincinnati

STL

St. Louis

$666 Roundtrip, found 21 hours ago

$666

Roundtrip

found 21 hours ago

Select Frontier Airlines flight, departing Sun, Nov 23 from Cincinnati to St. Louis, returning Sat, Nov 29, priced at $666 found 21 hours ago