Cheap Flights to St Louis City County from $23

How much is the cheapest flight to St Louis City County?

Prices were available within the past 7 days and start at $23 for one-way flights and $46 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Feb 18 - Sat, Feb 28

DEN

Denver

STL

St. Louis

$56 Roundtrip, found 2 hours ago

$56

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Wed, Feb 18 from Denver to St. Louis, returning Sat, Feb 28, priced at $56 found 2 hours ago

Sat, Feb 14 - Wed, Feb 18

ATL

Atlanta

STL

St. Louis

$57 Roundtrip, found 1 hour ago

$57

Roundtrip

found 1 hour ago

Select Frontier Airlines flight, departing Sat, Feb 14 from Atlanta to St. Louis, returning Wed, Feb 18, priced at $57 found 1 hour ago

Wed, Feb 25 - Mon, Mar 2

ATL

Atlanta

STL

St. Louis

$58 Roundtrip, just found

$58

Roundtrip

just found

Select Frontier Airlines flight, departing Wed, Feb 25 from Atlanta to St. Louis, returning Mon, Mar 2, priced at $58 just found

Mon, Feb 16 - Wed, Feb 18

ATL

Atlanta

STL

St. Louis

$62 Roundtrip, found 20 hours ago

$62

Roundtrip

found 20 hours ago

Select Frontier Airlines flight, departing Mon, Feb 16 from Atlanta to St. Louis, returning Wed, Feb 18, priced at $62 found 20 hours ago

Sat, Feb 14 - Sat, Feb 28

DEN

Denver

STL

St. Louis

$63 Roundtrip, just found

$63

Roundtrip

just found

Select Frontier Airlines flight, departing Sat, Feb 14 from Denver to St. Louis, returning Sat, Feb 28, priced at $63 just found

Fri, Feb 20 - Sat, Feb 28

MCO

Orlando

STL

St. Louis

$66 Roundtrip, found 1 hour ago

$66

Roundtrip

found 1 hour ago

Select Frontier Airlines flight, departing Fri, Feb 20 from Orlando to St. Louis, returning Sat, Feb 28, priced at $66 found 1 hour ago

Thu, Feb 26 - Tue, Mar 3

MCO

Orlando

STL

St. Louis

$147 Roundtrip, just found

$147

Roundtrip

just found

Select Southwest Airlines flight, departing Thu, Feb 26 from Orlando to St. Louis, returning Tue, Mar 3, priced at $147 just found

Wed, Mar 4 - Wed, Mar 11

DEN

Denver

STL

St. Louis

$157 Roundtrip, found 3 hours ago

$157

Roundtrip

found 3 hours ago

Select United flight, departing Wed, Mar 4 from Denver to St. Louis, returning Wed, Mar 11, priced at $157 found 3 hours ago

Wed, Mar 4 - Mon, Mar 9

SEA

Seattle

STL

St. Louis

$168 Roundtrip, found 4 hours ago

$168

Roundtrip

found 4 hours ago

Select American Airlines flight, departing Wed, Mar 4 from Seattle to St. Louis, returning Mon, Mar 9, priced at $168 found 4 hours ago

Mon, Apr 6 - Tue, Apr 21

LAX

Los Angeles

STL

St. Louis

$300 Roundtrip, found 6 days ago

$300

Roundtrip

found 6 days ago

Select Hawaiian Airlines flight, departing Mon, Apr 6 from Los Angeles to St. Louis, returning Tue, Apr 21, priced at $300 found 6 days ago