$144 Cheap American Airlines flights St. Louis (STL) to Las Vegas (LAS)

View $144 flight on Wed, Nov 19, 2025Opens in a new window

$144 Cheap American Airlines flights St. Louis (STL) to Las Vegas (LAS)

Prices were available within the past 7 days and start at $144 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from St. Louis (STL) to Las Vegas (LAS)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Harry Reid Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Spirit Airlines
Popular airline
Alaska Airlines
Distance
2188 km
Average flight time
1 hour 48 mins