
$199 Cheap American Airlines flights St. Louis (STL) to Las Vegas (LAS)
$199 Cheap American Airlines flights St. Louis (STL) to Las Vegas (LAS)
Prices were available within the past 7 days and start at $199 for one-way flights and $431 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jul 14 - Sat, Jul 18
STL
St. Louis
LAS
Las Vegas
$431 Roundtrip, found 1 day ago
$431
Roundtrip
found 1 day ago
Find the cheapest month to fly from St. Louis (STL) to Las Vegas (LAS)
February is typically the cheapest month to fly
From $88 - $233 per traveler.
Travel information
Origin airport | Lambert-St. Louis Intl. |
|---|---|
Destination airport | Harry Reid Intl. |
Airlines serving | Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, United |
Popular airline | Delta |
Distance | 2188 km |
Average flight time | 1 hour 36 mins |
Explore a world of travel with Expedia
Most Popular American Airlines Routes from St. Louis
Most Popular American Airlines Routes from Las Vegas
- New York to Tampa (JFK - TPA)
- San Juan to Orlando (SJU - MCO)
- Seattle Paine Field Intl. Airport to Los Angeles (PAE - LAX)
- San Juan to Orlando (SJU - MCO)
- Springfield to Sacramento (SGF - SMF)
- Fort Lauderdale to Toronto (FLL - YYZ)
- San Juan to Toronto (SJU - YYZ)
- Richmond to El Paso (RIC - ELP)
- Fort Lauderdale to Toronto (FLL - YYZ)
- Lima to San Francisco (LIM - SFO)
Popular Domestic Routes in Harry Reid Intl.
- Newark Liberty Intl. Airport to Tampa (EWR - TPA)
- Des Moines to Indianapolis (DSM - IND)
- Lima to San Francisco (LIM - SFO)
- Seattle to New Orleans (SEA - MSY)
- Springfield to Sacramento (SGF - SMF)
- Houston to Miami (IAH - MIA)
- Springfield to Sacramento (SGF - SMF)
- Seattle Paine Field Intl. Airport to Los Angeles (PAE - LAX)
- Washington to Providence (DCA - PVD)
- Des Moines to Indianapolis (DSM - IND)