
Popular airlines from St. Louis Lambert Intl. Airport (STL) to Harry Reid Intl. Airport (LAS)
- American Airlines
American Airlines
- Frontier Airlines
Frontier Airlines
- Southwest Airlines
Southwest Airlines
- Delta
Delta
- United
United
- Alaska Airlines
Alaska Airlines
- Hawaiian Airlines
Hawaiian Airlines
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 15% on select hotels after you book a flight*
Cheap flights from St. Louis to Las Vegas (STL-LAS)
Prices were available within the past 7 days and start at €100 for one-way flights and €228 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, 29 Jan - Mon, 2 Feb
STL
St. Louis
LAS
Las Vegas
€228 Return, found 13 hours ago
€228
Return
found 13 hours ago

Thu, 29 Jan - Mon, 2 Feb
STL
St. Louis
LAS
Las Vegas
€228 Return, found 13 hours ago
€228
Return
found 13 hours ago

Thu, 29 Jan - Mon, 2 Feb
STL
St. Louis
LAS
Las Vegas
€254 Return, found 13 hours ago
€254
Return
found 13 hours ago

Thu, 29 Jan - Mon, 2 Feb
STL
St. Louis
LAS
Las Vegas
€255 Return, found 13 hours ago
€255
Return
found 13 hours ago

Thu, 29 Jan - Mon, 2 Feb
STL
St. Louis
LAS
Las Vegas
€256 Return, found 13 hours ago
€256
Return
found 13 hours ago

Thu, 29 Jan - Mon, 2 Feb
STL
St. Louis
LAS
Las Vegas
€262 Return, found 13 hours ago
€262
Return
found 13 hours ago

Thu, 29 Jan - Mon, 2 Feb
STL
St. Louis
LAS
Las Vegas
€267 Return, found 13 hours ago
€267
Return
found 13 hours ago

Thu, 29 Jan - Mon, 2 Feb
STL
St. Louis
LAS
Las Vegas
€281 Return, found 13 hours ago
€281
Return
found 13 hours ago

Thu, 29 Jan - Mon, 2 Feb
STL
St. Louis
LAS
Las Vegas
€282 Return, found 13 hours ago
€282
Return
found 13 hours ago

Thu, 29 Jan - Mon, 2 Feb
STL
St. Louis
LAS
Las Vegas
€287 Return, found 13 hours ago
€287
Return
found 13 hours ago
Find the cheapest month to fly from St. Louis (STL) to Las Vegas (LAS)
February is typically the cheapest month to fly
From €75 - €186 per traveller.
Frequently asked questions
Travel information
Origin airport | Lambert-St. Louis Intl. |
|---|---|
Destination airport | Harry Reid Intl. |
Return price | €228 |
Distance | 2188 km |
Average flight time | 1 hour 39 mins |
Book with confidence
Perfect flights from St. Louis to Las Vegas
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Our flexible Lambert-St. Louis Intl. to Harry Reid Intl. ticket options cater to your travel preferences, with incredible one-way fares from €100 and roundtrip prices from €228. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
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*Available to Expedia members.