Cheap Flights To St Louis, MO

Did you mean flights from St Louis?
  • TipAugust is the cheapest month to fly to St Louis

Best Deals to St Louis Last modified: May 18, 2022 1:55 -04:00

We've scanned 25,814 round trip itineraries and found the cheapest flights to St Louis. Alaska & Frontier frequently offer the best deals to St Louis flights, or select your preferred carrier below to see the cheapest days to fly.

Alaska
OMASTL
Thu 5/26
1 stop
STLOMA
Wed 6/1
1 stop
$410
Frontier
SLCSTL
Wed 6/8
2 stops
STLSLC
Fri 6/17
2 stops
$516
!!
MKESTL
Thu 6/2
3 stops
STLMKE
Fri 6/3
3 stops
$573
!!
GCMSTL
Mon 5/23
2 stops
STLGCM
Tue 5/31
2 stops
$701
!!
YVRSTL
Mon 5/23
3 stops
STLYVR
Thu 5/26
3 stops
$1,227

Airports near St Louis

Lambert International

Cheap Flights from St Louis (STL)

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Cheap Flights to St Louis from $58 round trip (STL) - FareCompare