A sample of one-way prices for one traveler from Roame’s fare cache. Points, fees, and seats describe the same observation. Availability can change; confirm with the loyalty program before transferring points.
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Did you mean Flights from St Louis to Las Vegas?
Las Vegas
United StatesLAS
Harry Reid International Airport
St Louis
United StatesSTL
Lambert St Louis International Airport
Harry Reid International Airport (LAS) serves Las Vegas; Lambert St Louis International Airport (STL) serves St Louis.
The airports are 1,368 miles apart by great-circle distance.
Roame's current schedule feed shows nonstop service from LAS to STL.
Marketing airlines listed in the current schedule, including codeshare sellers, are Frontier Airlines (F9), United Airlines (UA), Southwest Airlines (WN) and Volaris (Y4). This list does not identify the operating airline for each flight; check the flight details before booking.
Published schedule dates span Sep 27, 2026 – Jun 2, 2027.
These are marketing airlines, including codeshare sellers. This list does not identify the operating airline for each flight; check the flight details before booking.
Airline alliance affiliations represented: Star Alliance
Harry Reid International Airport (LAS) is the origin airport and Lambert St Louis International Airport (STL) is the destination airport.
LAS and STL are approximately 1,368 miles apart by great-circle distance.
Yes. Roame's current schedule feed shows nonstop service from LAS to STL.
Marketing airlines listed in the current schedule, including codeshare sellers, are Frontier Airlines (F9), United Airlines (UA), Southwest Airlines (WN) and Volaris (Y4). This list does not identify the operating airline for each flight; check the flight details before booking.
Aircraft listed in the current schedule include Airbus A320 (320), Airbus A321 (321), Airbus A320neo (32N), Airbus A321neo (32Q), Boeing 737-800 Winglets (73H), Boeing 737 MAX 8 (7M8), 7S7 and JET.