Earn point on your loyalty program!arrow arc left

Cheap flights from Rapid City (RAP) to Las Vegas (LAS)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Rapid City (RAP) to Las Vegas (LAS)

How to find the cheapest flight from Rapid City (RAP) to Las Vegas (LAS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Rapid City (RAP) to Las Vegas (LAS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Rapid City (RAP) to Las Vegas (LAS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Rapid City to Las Vegas in April , May 2026

19 Apr - 21 May $ 106.00
RAP
Rapid City
Allegiant Air
DIRECT
LAS
Las Vegas
LAS
Las Vegas
Allegiant Air
DIRECT
RAP
Rapid City
Pick dates
12 Apr - 07 May $ 161.00
RAP
Rapid City
Allegiant Air
DIRECT
LAS
Las Vegas
LAS
Las Vegas
Allegiant Air
DIRECT
RAP
Rapid City
Pick dates
12 Apr - 10 May $ 214.00
RAP
Rapid City
Allegiant Air
DIRECT
LAS
Las Vegas
LAS
Las Vegas
Allegiant Air
DIRECT
RAP
Rapid City
Pick dates

Last minute flights from Rapid City to Las Vegas

19 Apr - 30 Apr $ 118.00
RAP
Rapid City
Allegiant Air
DIRECT
LAS
Las Vegas
LAS
Las Vegas
Allegiant Air
DIRECT
RAP
Rapid City
Pick dates
12 Apr - 30 Apr $ 159.00
RAP
Rapid City
Allegiant Air
DIRECT
LAS
Las Vegas
LAS
Las Vegas
Allegiant Air
DIRECT
RAP
Rapid City
Pick dates
09 Apr - 30 Apr $ 292.00
RAP
Rapid City
Allegiant Air
DIRECT
LAS
Las Vegas
LAS
Las Vegas
Allegiant Air
DIRECT
RAP
Rapid City
Pick dates

One-way flights to Las Vegas from Rapid City

5:57 PM - 5:57 PM
Allegiant Air
0 Stops
2h 30m
RAP - LAS
$ 56
Kiwi
Pick dates
5:57 PM - 5:57 PM
Allegiant Air
0 Stops
2h 30m
RAP - LAS
$ 97
Kiwi
Pick dates
5:57 PM - 5:57 PM
Allegiant Air
0 Stops
2h 30m
RAP - LAS
$ 230
Kiwi
Pick dates

How to find the cheapest flight from Rapid City (RAP) to Las Vegas (LAS)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Rapid City (RAP) to Las Vegas (LAS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Rapid City (RAP) to Las Vegas (LAS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.