Cheap Flights To St Louis, MO

  • TipJanuary is the cheapest month to fly to St Louis

Best Deals to St Louis Last modified: Feb 18, 2019 4:48 -05:00

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

American
BOSSTL
Mon 4/8
1 stop
STLBOS
Wed 4/10
1 stop
$192
American
MIASTL
Sat 3/9
1 stop
STLMIA
Mon 3/11
1 stop
$195
Frontier
PHLSTL
Tue 3/26
1 stop
STLPHL
Thu 3/28
1 stop
$210
American
ATLSTL
Mon 3/11
1 stop
STLATL
Wed 3/13
1 stop
$230
American
FLLSTL
Sat 4/13
1 stop
STLFLL
Tue 4/16
1 stop
$272

Airports near St Louis

Lambert International

Cheap Flights from St Louis (STL)

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Cheap Flights to St Louis from $87 round trip (STL) - FareCompare