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Cheap flights from Las Vegas to Rapid City from $68

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Las Vegas to Rapid City departing on 5/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Las Vegas to Rapid City

Cheap round-trip flights

Enter your travel dates to find the best prices.
Allegiant Air Logo
1:51 pm - 5:07 pm
LAS
-
RAP
2h 16mnonstop
Allegiant Air Logo
5:57 pm - 7:27 pm
RAP
-
LAS
2h 30mnonstop
$102Allegiant Air
Thu, Apr 9 - Sun, Apr 12
Allegiant Air Logo
1:51 pm - 5:07 pm
LAS
-
RAP
2h 16mnonstop
Allegiant Air Logo
5:57 pm - 7:27 pm
RAP
-
LAS
2h 30mnonstop
$118Allegiant Air
Thu, Apr 16 - Sun, Apr 26
Allegiant Air Logo
5:45 pm - 9:00 pm
LAS
-
RAP
2h 15mnonstop
Allegiant Air Logo
9:50 pm - 11:09 pm
RAP
-
LAS
2h 19mnonstop
$145Allegiant Air
Thu, Jul 2 - Sun, Jul 5
Allegiant Air Logo
5:48 pm - 9:04 pm
LAS
-
RAP
2h 16mnonstop
Allegiant Air Logo
9:54 pm - 11:21 pm
RAP
-
LAS
2h 27mnonstop
$167Allegiant Air
Thu, Jun 11 - Sun, Jun 14
Allegiant Air Logo
1:51 pm - 5:07 pm
LAS
-
RAP
2h 16mnonstop
Allegiant Air Logo
5:57 pm - 7:27 pm
RAP
-
LAS
2h 30mnonstop
$220Allegiant Air
Sun, May 3 - Sun, May 10
Allegiant Air Logo
1:51 pm - 5:07 pm
LAS
-
RAP
2h 16mnonstop
Allegiant Air Logo
5:57 pm - 7:27 pm
RAP
-
LAS
2h 30mnonstop
$252Allegiant Air
Thu, May 14 - Sun, May 17
Allegiant Air Logo
1:51 pm - 5:07 pm
LAS
-
RAP
2h 16mnonstop
Allegiant Air Logo
5:57 pm - 7:27 pm
RAP
-
LAS
2h 30mnonstop
$256Allegiant Air
Thu, May 14 - Sun, May 17
Multiple Airlines Logo
1:46 pm - 5:02 pm
LAS
-
RAP
2h 16mnonstop
Multiple Airlines Logo
10:42 am - 7:35 pm
RAP
-
LAS
33h 53m
2 stops
$258Multiple Airlines
Thu, Apr 2 - Sat, Apr 4
Allegiant Air Logo
11:39 pm - 12:00 pm
LAS
-
RAP
11h 21m
1 stop
Allegiant Air Logo
2:34 pm - 3:50 pm
RAP
-
LAS
2h 16mnonstop
$259Allegiant Air
Fri, May 22 - Sun, May 31
Multiple Airlines Logo
1:46 pm - 5:02 pm
LAS
-
RAP
2h 16mnonstop
Multiple Airlines Logo
10:42 am - 4:02 pm
RAP
-
LAS
30h 20m
2 stops
$288Multiple Airlines
Thu, Apr 2 - Sat, Apr 4

Allegiant Air flights from Las Vegas to Rapid City

Our best Allegiant Air deals on Las Vegas to Rapid City flight tickets
Allegiant Air
Apr 9
LAS1:51 pmLas Vegas Harry Reid Intl
2h 16m
RAP5:07 pmRapid City
Apr 12
RAP5:57 pmRapid City
2h 30m
LAS7:27 pmLas Vegas Harry Reid Intl
$102
Allegiant Air
Jul 2
LAS5:45 pmLas Vegas Harry Reid Intl
2h 15m
RAP9:00 pmRapid City
Jul 5
RAP9:50 pmRapid City
2h 19m
LAS11:09 pmLas Vegas Harry Reid Intl
$145
Allegiant Air
Jun 11
LAS5:48 pmLas Vegas Harry Reid Intl
2h 16m
RAP9:04 pmRapid City
Jun 14
RAP9:54 pmRapid City
2h 27m
LAS11:21 pmLas Vegas Harry Reid Intl
$167

American Airlines flights from Las Vegas to Rapid City

Our best American Airlines deals on Las Vegas to Rapid City flight tickets
American Airlines
Apr 9
LAS7:30 amLas Vegas Harry Reid Intl
7h 57m
1 stop
RAP4:27 pmRapid City
Apr 12
RAP4:57 pmRapid City
6h 48m
1 stop
LAS10:45 pmLas Vegas Harry Reid Intl
$309
American Airlines
Jul 9
LAS11:59 pmLas Vegas Harry Reid Intl
8h 48m
1 stop
RAP9:47 amRapid City
Jul 15
RAP4:55 pmRapid City
6h 29m
1 stop
LAS10:24 pmLas Vegas Harry Reid Intl
$330
American Airlines
Aug 18
LAS11:59 pmLas Vegas Harry Reid Intl
8h 50m
1 stop
RAP9:49 amRapid City
Aug 23
RAP4:58 pmRapid City
6h 41m
1 stop
LAS10:39 pmLas Vegas Harry Reid Intl
$350

momondo Fare Finder

 
Customize your flight search to find flights from Las Vegas to Rapid City that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated March 22, 2026.
Use the filters below to find and compare flights from Las Vegas to Rapid City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Las VegasRapid City

LAS - RAP

LASRAP

Las Vegas Harry Reid Intl

Thu 4/9

1:51 pm-5:07 pm

Nonstop2h 16m

Rapid City

Sun 4/12

5:57 pm-7:27 pm

Nonstop2h 30m

$102

Las VegasRapid City

LAS - RAP

LASRAP

Las Vegas Harry Reid Intl

Thu 4/16

1:51 pm-5:07 pm

Nonstop2h 16m

Rapid City

Sun 4/26

5:57 pm-7:27 pm

Nonstop2h 30m

$118
Quickest round-trip

Las VegasRapid City

LAS - RAP

LASRAP

Las Vegas Harry Reid Intl

Thu 7/2

5:45 pm-9:00 pm

Nonstop2h 15m

Rapid City

Sun 7/5

9:50 pm-11:09 pm

Nonstop2h 19m

$145

Las VegasRapid City

LAS - RAP

LASRAP

Las Vegas Harry Reid Intl

Thu 6/11

5:48 pm-9:04 pm

Nonstop2h 16m

Rapid City

Sun 6/14

9:54 pm-11:21 pm

Nonstop2h 27m

$167

Las VegasRapid City

LAS - RAP

LASRAP

Las Vegas Harry Reid Intl

Sun 5/3

1:51 pm-5:07 pm

Nonstop2h 16m

Rapid City

Sun 5/10

5:57 pm-7:27 pm

Nonstop2h 30m

$220

Las VegasRapid City

LAS - RAP

LASRAP

Las Vegas Harry Reid Intl

Thu 5/14

1:51 pm-5:07 pm

Nonstop2h 16m

Rapid City

Sun 5/17

5:57 pm-7:27 pm

Nonstop2h 30m

$252

Las VegasRapid City

LAS - RAP

LASRAP

Las Vegas Harry Reid Intl

Thu 5/14

1:51 pm-5:07 pm

Nonstop2h 16m

Rapid City

Sun 5/17

5:57 pm-7:27 pm

Nonstop2h 30m

$256

Las VegasRapid City

LAS - RAP

LASRAP

Las Vegas Harry Reid Intl

Thu 4/2

1:46 pm-5:02 pm

Nonstop2h 16m

Rapid City

Sat 4/4

10:42 am-7:35 pm

2 stops33h 53m

$258

Las VegasRapid City

LAS - RAP

LASRAP

Las Vegas Harry Reid Intl

Fri 5/22

11:39 pm-12:00 pm

1 stop11h 21m

Rapid City

Sun 5/31

2:34 pm-3:50 pm

Nonstop2h 16m

$259

Las VegasRapid City

LAS - RAP

LASRAP

Las Vegas Harry Reid Intl

Thu 4/2

1:46 pm-5:02 pm

Nonstop2h 16m

Rapid City

Sat 4/4

10:42 am-4:02 pm

2 stops30h 20m

$288

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Rapid City from

How to get the cheapest flight ticket from Las Vegas to Rapid City

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Rapid City?

The month of January is, on average, the cheapest month to fly to Rapid City from Las Vegas, with most prices found around $117. If you aren’t able to travel to Rapid City during the month of January, then flying in December is also cheap. Prices for this month can be found on momondo for an average of $145.

What is the cheapest day to depart on your flight to Rapid City?

According to our data, Friday is the cheapest day to fly to Rapid City from Las Vegas. The lowest ticket price found for a Friday departure recently was $122. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Rapid City is Thursday, with ticket prices averaging around $194.

What is the cheapest time of day to depart on your flight to Rapid City?

Our most recent data shows that the best time of day to fly to Rapid City is in the afternoon. Flights from Las Vegas to Rapid City during this time can be as low as $144. Flights at noon are often more expensive with an average ticket price of $199.

What is the cheapest Las Vegas Harry Reid Intl to Rapid City flight route?

Fly from Las Vegas Harry Reid Intl to Rapid City for the best Las Vegas Harry Reid Intl - Rapid City flight prices

What cabin class options are available on Las Vegas Harry Reid Intl to Rapid City flights?

There is only 1 cabin class available to choose from on Las Vegas Harry Reid Intl to Rapid City flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Las Vegas to Rapid City flights?

No. A direct flight is the cheapest option for a flight between Las Vegas to Rapid City.

How have Las Vegas to Rapid City flight prices changed over time?

As of March 2026, prices for Las Vegas to Rapid City flights are approximately 15% more expensive when compared to flights at the same time last year.

When to book flights from Las Vegas to Rapid City

Are you open to changing your travel dates? Check out the ideal times to fly from Las Vegas to Rapid City according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Las Vegas to Rapid City (LAS to RAP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Las Vegas to Rapid City

Fastest flight time

2h 16m

Direct flights

Mon and Fri

Airports in Rapid City

1 airport
The fastest flight from Las Vegas to Rapid City takes 2h 16m
Direct flights go from Las Vegas to Rapid City on Monday and Friday. The only airline offering direct flights is Allegiant Air.
There is 1 airport in Rapid City. From Las Vegas there are direct flights to Rapid City (RAP).
Search flight deals

  • How far is Las Vegas Harry Reid Intl to Rapid City by plane?

    The straight-line distance from Las Vegas Harry Reid Intl to Rapid City is 830.9 mi. In terms of flight time, this usually takes a little over 2h 16m.

  • When did momondo last update prices for flights from Las Vegas Harry Reid Intl Airport to Rapid City Airport?

    Prices for flights from Las Vegas Harry Reid Intl Airport to Rapid City Airport refresh daily.

  • How many operators does momondo search for flights from Las Vegas Harry Reid Intl Airport to Rapid City Airport?

  • How old do you have to be to fly from Las Vegas Harry Reid Intl Airport to Rapid City Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Las Vegas Harry Reid Intl Airport to Rapid City Airport.

  • What documentation or ID do you need to fly to Rapid City Airport?

    The travel and health documents required for your trip to Rapid City Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Rapid City Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Las Vegas to Rapid City?

  • What is the most popular airline from Las Vegas to Rapid City?

Best airlines flying from Las Vegas to Rapid City

Compare and see reviews for airlines that fly from Las Vegas to Rapid City with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $104Free CancellationRating
7.3
711 reviews
Search Allegiant Air flights
DeltaPriceFrom $179Free CancellationRating
7.9
8,315 reviews
Search Delta flights
United AirlinesPriceFrom $233Free CancellationRating
7.4
9,458 reviews
Search United Airlines flights

  • Allegiant Air Flights From Las Vegas to Rapid City

    Allegiant Air is one of the most popular airlines flying from Las Vegas to Rapid City, operating 2 flights/week on average for this route. A good Allegiant Air flight deal for Las Vegas to Rapid City starts from $104 round-trip, up to an average price of $182. Our users have rated Allegiant Air at 7.3/10.

Traveling to a place near Rapid City?

Book flights to Rapid City if you plan to visit one of these locations
Deadwood
Keystone
Sturgis
Custer
Spearfish
Hill City
Hot Springs
Wall

Why use momondo?

Why should I use momondo to find a flight deal from Las Vegas to Rapid City?

Finding the right flight to Rapid City from Las Vegas is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Rapid City quick and easy, saving you time and money.

Can I find flights from Las Vegas to Rapid City with flexible booking policies on momondo?

Flights from Las Vegas to Rapid City with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Las Vegas to Rapid City?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Rapid City from Las Vegas.

I’m not ready to book a flight from Las Vegas to Rapid City right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Las Vegas to Rapid City flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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