Cheap Flights To St Louis, MO

  • TipSeptember is the cheapest month to fly to St Louis

Best Deals to St Louis Last modified: Aug 16, 2019 3:57 -04:00

We've scanned 48,195,047,545 round trip itineraries and found the cheapest flights to St Louis. Frontier & Major Airlines frequently offer the best deals to St Louis flights, or select your preferred carrier below to see the cheapest days to fly.

Frontier
DENSTL
Tue 8/20
nonstop
STLDEN
Tue 8/27
nonstop
Major Airlines
WASSTL
Sat 9/7
1 stop
STLWAS
Sat 9/14
1 stop
$164
American
CHISTL
Wed 8/28
1 stop
STLCHI
Thu 8/29
1 stop
$252
American
CUNSTL
Fri 9/6
1 stop
STLCUN
Fri 9/13
1 stop
$415
SAS
PARSTL
Tue 9/10
2 stops
STLPAR
Sun 9/15
2 stops
$982

Airports near St Louis

Cheap Flights from St Louis (STL)

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Cheap Flights to St Louis from $97 round trip (STL) - FareCompare