Flights from St. Louis to Las Vegas

Our cheapest offers for flights from St. Louis to Las Vegas

Here you can compare cheap flights from St. Louis (STL) to Las Vegas (LAS) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Las Vegas. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
St. Louis
Las Vegas
Outbound
04/12/25
direct
F92017
03h 52min
Return
04/27/25
2 Stopovers (ONT, DEN)
F91283, F91500, F93302
25h 46min
Frontier Airlines ?
$296
Best option
St. Louis
Las Vegas
Outbound
04/12/25
direct
F92017
03h 52min
Return
04/27/25
direct
F93108
03h 22min
Frontier Airlines ?
$443
St. Louis
Las Vegas
Pay attention to transfer at connecting flight
Outbound
04/12/25
2 Stopovers (BRL, ORD)
9X0447, 9X0442, NK0388
30h 46min
Return
04/27/25
2 Stopovers (ORD, BRL)
NK0928, 9X0445, 9X0446
32h 50min
Southern Airways Express, Spirit Airlines
$363
St. Louis
Las Vegas
Outbound
04/26/25
1 Stopover (SEA)
AS0388, AS0478
09h 25min
Return
05/23/25
1 Stopover (SEA)
AS0676, AS0472
07h 56min
Alaska Airlines ?
$446
St. Louis
Las Vegas
Outbound
04/26/25
1 Stopover (SEA)
AS0388, AS0478
09h 25min
Return
05/23/25
1 Stopover (SEA)
AS0785, AS0472
09h 56min
Alaska Airlines
$450
St. Louis
Las Vegas
Outbound
04/26/25
1 Stopover (SEA)
AS0388, AS0478
09h 25min
Return
05/23/25
1 Stopover (SEA)
AS0785, AS0472
09h 56min
Alaska Airlines ?
$452
St. Louis
Las Vegas
Outbound
04/26/25
1 Stopover (FLL)
NK1041, NK2331
14h 40min
Return
05/23/25
3 Stopovers (MSP, ORD, BRL)
SY0102, SY0261, 9X0445, 9X0446
25h 10min
Spirit Airlines
$452
St. Louis
Las Vegas
Outbound
04/12/25
direct
F92017
03h 52min
Return
04/27/25
direct
F93108
03h 22min
Frontier Airlines
$470
St. Louis
Las Vegas
Outbound
04/26/25
1 Stopover (DEN)
UA2625, UA0655
08h 46min
Return
05/23/25
1 Stopover (DEN)
UA1291, UA0652
15h 42min
United Airlines ?
$488
St. Louis
Las Vegas
Outbound
04/12/25
1 Stopover (ORD)
AA4282, AA3292
07h 29min
Return
04/27/25
1 Stopover (ORD)
AA3323, AA2923
07h 44min
American Airlines ?
$508
Prices based on recent searches, subject to last-minute changes
Page 1 / 2

Tips and tricks to help you find cheap flights from St. Louis to Las Vegas

Favorite airline: Frontier Airlines
86 % of bookings on this flight route are made with Frontier Airlines, Spirit Airlines and Sun Country Airlines.
Frontier Airlines
42 %
Spirit Airlines
33 %
Sun Country Airlines
11 %
Direct flights are cheaper
Direct flights on this route are $143.00 cheaper on average than flights with a stopover.
non stop flight
1 stop
03h 40min
06h 34min
$125
$268
The favorite connection is non-stop
79 % of travelers decide to book a direct flight on this route.
Route
bookings
Direct flights
03h 40min, from $125
79 %
1 stopover Minneapolis - St. Paul International Airport, MN
06h 34min, from $268
12 %
1 stopover Detroit Metropolitan Wayne County Airport, MI
07h 13min, from $339
6 %

Important flight information

Flight information: St. Louis - Las Vegas

Roundtrip from $295.52
Flight duration min. 03:40 / max. 07:55
Return flight duration min. 02:55/ max. 06:15
Distance 2204 km
Flights per week 80
Departure airport Airport St. Louis - Lambert International Airport (STL)
Arrival airport Airport Las Vegas - McCarran International Airport, NV (LAS)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Las Vegas
Flight destinations with a similar price
Flight destinations with a similar price