$143 Cheap Spirit Airlines flights Baltimore (BWI) to St. Louis (STL)

$143 Cheap Spirit Airlines flights Baltimore (BWI) to St. Louis (STL)

Prices were available within the past 7 days and start at $143 for one-way flights and $242 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Dec 10 - Tue, Dec 23

BWI

Baltimore

STL

St. Louis

$242 Roundtrip, found 1 day ago

$242

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Wed, Dec 10 from Baltimore to St. Louis, returning Tue, Dec 23, priced at $242 found 1 day ago

Mon, Dec 22 - Tue, Dec 30

BWI

Baltimore

STL

St. Louis

$268 Roundtrip, found 1 day ago

$268

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Mon, Dec 22 from Baltimore to St. Louis, returning Tue, Dec 30, priced at $268 found 1 day ago