Las Vegas (LAS) to St. Louis (STL) flight deal in economy from $197

American AirlinesAAAmerican AirlinesDelta Air LinesDLDelta Air Lines
Round Trip•Economy
United StatesLAS

Harry Reid International Airport

Las Vegas, United States
United StatesSTL

Lambert-Saint Louis International Airport

St. Louis, United States
$451 USD
-56%$197 USD
Verified about 5 hours ago
Extremely Rare Availability
4% of dates checked are available within 10% of the lowest price

Friday, August 14th, 2026

5 round-trip options

Returning
Fri, Aug 21, 2026•7 Day Trip
$506 USD
Google Flights
Returning
Sat, Aug 22, 2026•8 Day Trip
$420 USD
Google Flights
Returning
Sun, Aug 23, 2026•9 Day Trip
$506 USD
Google Flights
Returning
Tue, Aug 25, 2026•11 Day Trip
$420 USD
Google Flights
Returning
Fri, Aug 28, 2026•14 Day Trip
$506 USD
Google Flights