£111 Cheap Flights from Rapid City (RAP) to Las Vegas (LAS)

View £111 flight on Tue, 19 Aug 2025Opens in a new window

Popular airlines from Rapid City Regional Airport (RAP) to Harry Reid Intl. Airport (LAS)

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

Prices were available within the past 7 days and start at £111 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Rapid City (RAP) to Las Vegas (LAS)

July is typically the cheapest month to fly

From £180 - £310 per traveller.

Graph displaying average flight prices per month

Flight from Rapid City to Las Vegas route information
Origin airport
Rapid City Regional
Destination airport
Harry Reid Intl.
Distance
1346 km
Average flight time
2 hours 19 mins

Compare flights from Rapid City to Las Vegas easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Rapid City to Las Vegas. Operating between them 1 flights per day, 20 airlines cover the route. And Allegiant Air fly direct, getting you to Harry Reid Intl. in just 2hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Rapid City Regional to Harry Reid Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Rapid City Regional (RAP) to Harry Reid Intl. (LAS)

The easiest way to view the best deals on flights from Rapid City to Las Vegas today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Rapid City Regional to Harry Reid Intl. start at just and range up to .  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Rapid City and Las Vegas
  • booking your flight during , the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Rapid City to Las Vegas flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Rapid City Regional to Harry Reid Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from Rapid City Regional Airport (RAP) to LAS?
If you're travelling from Rapid City Regional Airport to LAS, round-trip journeys start from . This price is based on airfares available within the last 7 days on Expedia for flights departing within the next year, so don't let a good deal slip through your fingers. Book now and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Rapid City Regional Airport (RAP) to LAS?
Most flights can be cancelled online, but each air carrier has different terms and conditions. If you do need to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from Rapid City Regional Airport to Harry Reid Airport (formerly McCarran Airport) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Rapid City Regional Airport to LAS flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Rapid City Regional Airport to LAS?
That movie you've been wanting to see will have to wait — the flight distance between Rapid City Regional Airport (RAP) and Harry Reid Airport (formerly McCarran Airport) is only 1,350 kilometres. The captain will be asking you to put your seat upright for touchdown before you know it.
Which airlines fly direct from Rapid City Regional Airport (RAP) to LAS?
Check out the deals on offer with Allegiant Air (G4) if you want to fly straight from Rapid City Regional Airport (RAP) to Harry Reid Airport (formerly McCarran Airport). This airline offers 8 monthly flights, so you're sure to find one that suits your schedule.
Are RAP to Harry Reid Airport (formerly McCarran Airport) flight tickets cheaper when they're purchased at the last minute?
Flight prices from Rapid City Regional Airport to Harry Reid Airport (formerly McCarran Airport) are available up to 12 months before departure on Expedia. And although you may occasionally nab a great last-minute deal, it's not something you should count on. Also, booking your flights ahead of time means you'll have more choices — and you can avoid getting stuck in the dreaded middle seat! We frequently update our fares to bring you the best bargains, so check back often for all the latest specials.

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