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Cheap flights St Louis — Las Vegas

St Louis (STL, US) Las Vegas (LAS, US)
from $112 2 213 km ~3h 6m 7 flights found 2 airlines cheapest on Sunday
Reverse route
How many travellers?
Adults
12+ years
1
Children
2–11 years
0
Infants
under 2
0
Choose your departure date
Cheapest: $112 on 21.11.2026
Prices shown are from searches by other travellers over the last 24 hours. Missing a date? Click any day — we'll find tickets anyway.
November 2026
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December 2026
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January 2027
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Prices found for 8 of 90 days. Prices update as more travellers search. Click any date to search live.
Depart
—
Return
—
Cheapest flights found
22 Nov 2026, Sun
Frontier Airlines F9 3107
02:15
STL Lambert-St. Louis International Airport
05:59
LAS McCarran International Airport
3h 44m Direct
Farera
$112
View this ticket
15 Nov 2026, Sun
Frontier Airlines F9 4567
04:59
STL Lambert-St. Louis International Airport
09:29
LAS McCarran International Airport
4h 30m 1 stop
Farera
$156
View this ticket
16 Nov 2026, Mon
Frontier Airlines F9 2636
01:26
STL Lambert-St. Louis International Airport
08:53
LAS McCarran International Airport
7h 27m 1 stop
Farera
$199
View this ticket
15 Nov 2026, Sun
Frontier Airlines F9 3107
22:28
STL Lambert-St. Louis International Airport
02:12
LAS McCarran International Airport
3h 44m Direct
Farera
$217
View this ticket
Route characteristics
Distance
2 213 km
Flight time
3h 6m
Time difference
-2h
Minimum price
from $112 (21.11.2026)
Average price
$150
Maximum price
$199
Departures per week
1
Cheapest day
Sunday
Departure airports (1)
STL Lambert-St. Louis International Airport
Arrival airports (1)
LAS McCarran International Airport
Airlines (2)
F9 Frontier Airlines WN Southwest Airlines
Agencies (1)
Farera
Prices by day of week
Monday
$199
avg $199
Sunday
$112
avg $162
Cheapest
Airlines — cheapest prices 2
Frontier Airlines
Frontier Airlines
Low-cost 6 flights · 5 days
$112
Southwest Airlines
Southwest Airlines
Low-cost 1 flights · 1 days
$518
Where to buy tickets 1
Farera
7 tickets · 5 days
from $112
Airports

From — St Louis (1)

  • STL Lambert-St. Louis International Airport

To — Las Vegas (1)

  • LAS McCarran International Airport
Other destinations from St Louis
Burlington
US
Decatur
US
Jonesboro
US
Cape Girardeau
US
Kirksville
US
Marion
US
Owensboro
US
Fort Leonard Wood
US
Quincy
US
Dallas
US · Hub
Los Angeles
US · Hub
Miami
US · Hub
Frequently asked questions about the route St Louis — Las Vegas
How long is the flight from St Louis to Las Vegas?
Approximate flight time — 3h 6m. This is an average for a direct flight. With connections, the time may be longer.
What is the distance from St Louis to Las Vegas?
The straight-line distance — 2 213 km.
How much do flights from St Louis to Las Vegas cost?
The minimum price over 3 months — from $112 on 21.11.2026.
What is the average ticket price?
The average price — $150. Range: $112 — $199.
What is the time difference between St Louis and Las Vegas?
The difference — -2h.
From which airports does St Louis operate flights?
From St Louis: STL (Lambert-St. Louis International Airport).
To which airports in Las Vegas do flights arrive?
To Las Vegas: LAS (McCarran International Airport).
Which airlines fly this route?
This route is served by 2 airlines: Frontier Airlines, Southwest Airlines.
Are there direct flights?
Yes, there are direct flights. Minimum direct price — from $112. Total direct flights found: 2.
Which day of the week is cheapest?
The cheapest day of the week — Sunday.
When is the best time to buy tickets?
Optimal — 1–3 months before departure. Check the calendar above — it shows the best dates.
How do I book flights?
Click "View this ticket" on any flight card — you'll be redirected to the booking page with this specific ticket pre-selected.
About the route St Louis — Las Vegas

Flights St Louis — Las Vegas is a popular route. The straight-line distance is 2 213 km. Flight time 3h 6m. Time difference -2h.

From St Louis (STL) flights depart from 1 airport: STL. To Las Vegas (LAS) — 1 arrival airport: LAS.

2 airlines operate on this route: Frontier Airlines, Southwest Airlines.

The minimum price for the next 3 months — from $112 (21.11.2026). The cheapest dates are highlighted in the calendar above.

The average ticket price — $150, ranging from $112 to $199. Book 1–3 months in advance to get the best deals.

Cheapest day to fly — Sunday.

Other destinations in United States from St Louis
Burlington
US
Decatur
US
Jonesboro
US
Cape Girardeau
US
Kirksville
US
Marion
US
Owensboro
US
Fort Leonard Wood
US

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