$118 Cheap Flights from Cheyenne (CYS) to Las Vegas (LAS)

View $118 flight on Wed, Oct 22, 2025Opens in a new window

Popular airlines from Cheyenne, WY (CYS-Cheyenne Regional) to Harry Reid Intl. Airport (LAS)

Cheap Flights from Cheyenne to Las Vegas (CYS-LAS)

Prices were available within the past 7 days and start at $118 for one-way flights and $264 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Mar 16 - Sat, Mar 21
CYS
Cheyenne
LAS
Las Vegas
$264 Roundtrip, found 6 days ago
$264
Roundtrip
found 6 days ago
Select United flight, departing Mon, Mar 16 from Cheyenne to Las Vegas, returning Sat, Mar 21, priced at $264 found 6 days ago
United
Mon, Oct 20 - Tue, Oct 21
CYS
Cheyenne
LAS
Las Vegas
$269 Roundtrip, found 4 days ago
$269
Roundtrip
found 4 days ago
Select United flight, departing Mon, Oct 20 from Cheyenne to Las Vegas, returning Tue, Oct 21, priced at $269 found 4 days ago
United
Mon, Oct 20 - Thu, Oct 23
CYS
Cheyenne
LAS
Las Vegas
$271 Roundtrip, found 10 hours ago
$271
Roundtrip
found 10 hours ago
Select United flight, departing Mon, Oct 20 from Cheyenne to Las Vegas, returning Thu, Oct 23, priced at $271 found 10 hours ago
United
Tue, Dec 2 - Sat, Dec 6
CYS
Cheyenne
LAS
Las Vegas
$277 Roundtrip, found 2 days ago
$277
Roundtrip
found 2 days ago
Select United flight, departing Tue, Dec 2 from Cheyenne to Las Vegas, returning Sat, Dec 6, priced at $277 found 2 days ago
United
Mon, Oct 20 - Tue, Oct 21
CYS
Cheyenne
LAS
Las Vegas
$293 Roundtrip, found 4 days ago
$293
Roundtrip
found 4 days ago
Select United flight, departing Mon, Oct 20 from Cheyenne to Las Vegas, returning Tue, Oct 21, priced at $293 found 4 days ago
United
Wed, Oct 29 - Thu, Oct 30
CYS
Cheyenne
LAS
Las Vegas
$296 Roundtrip, found 4 days ago
$296
Roundtrip
found 4 days ago
Select United flight, departing Wed, Oct 29 from Cheyenne to Las Vegas, returning Thu, Oct 30, priced at $296 found 4 days ago
United
Mon, Oct 20 - Thu, Oct 23
CYS
Cheyenne
LAS
Las Vegas
$297 Roundtrip, found 10 hours ago
$297
Roundtrip
found 10 hours ago
Select United flight, departing Mon, Oct 20 from Cheyenne to Las Vegas, returning Thu, Oct 23, priced at $297 found 10 hours ago
United
Mon, Nov 17 - Thu, Nov 27
CYS
Cheyenne
LAS
Las Vegas
$306 Roundtrip, found 2 days ago
$306
Roundtrip
found 2 days ago
Select United flight, departing Mon, Nov 17 from Cheyenne to Las Vegas, returning Thu, Nov 27, priced at $306 found 2 days ago
United
Sat, Oct 18 - Mon, Oct 20
CYS
Cheyenne
LAS
Las Vegas
$307 Roundtrip, found 10 hours ago
$307
Roundtrip
found 10 hours ago
Select United flight, departing Sat, Oct 18 from Cheyenne to Las Vegas, returning Mon, Oct 20, priced at $307 found 10 hours ago
United
Sat, Oct 18 - Fri, Oct 24
CYS
Cheyenne
LAS
Las Vegas
$308 Roundtrip, found 10 hours ago
$308
Roundtrip
found 10 hours ago
Select United flight, departing Sat, Oct 18 from Cheyenne to Las Vegas, returning Fri, Oct 24, priced at $308 found 10 hours ago

Frequently asked questions

How much does a flight from Cheyenne Regional Airport (CYS) to Harry Reid Intl. Airport (LAS) cost?
Secure a cheap one-way flight from $118 or cheap return flight from $264 from Cheyenne Regional Airport (CYS) to Harry Reid Intl. Airport (LAS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Cheyenne Regional Airport (CYS) to Harry Reid Intl. Airport (LAS)?
March is the least expensive month to fly from CYS to LAS. Traveling during an off-peak travel window is often the key to landing a great deal.
What is the cheapest airline that flies from Cheyenne Regional Airport (CYS) to Harry Reid Intl. Airport (LAS)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest CYS to LAS flight.
How many flights per day from Cheyenne Regional Airport (CYS) to Harry Reid Intl. Airport (LAS)?
Nonstop flights from Cheyenne Regional Airport (CYS) to Harry Reid Intl. Airport (LAS) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from CYS to LAS?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Cheyenne Regional Airport (CYS) to Harry Reid Intl. Airport (LAS)?
Select a flight from Cheyenne Regional Airport (CYS) to Harry Reid Intl. Airport (LAS) that takes off before 3 PM to reduce the risk of cancellations and delays. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Cheyenne Regional Airport (CYS) to Harry Reid Intl. Airport (LAS) last-minute?
Last-minute bookings from CYS to LAS are typically more expensive. To lock in the lowest rates, start searching for flights as early as possible. That being said, if you're flexible with your travel plans, you may land a cheap ticket right before you leave.
Is it cheaper to book a CYS to LAS flight and hotel package?
Booking a CYS to LAS flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Choose from our extensive range of accommodations and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Cheyenne Regional Airport (CYS) to Harry Reid Intl. Airport (LAS)?
If you booked your CYS to LAS flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of ticket you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

Travel information

Travel information

Origin airport
Cheyenne Regional
Destination airport
Harry Reid Intl.
Airlines serving
United
Roundtrip price
$264
Distance
657 mi

Book with confidence

Book with confidence

Cheyenne to Las Vegas Flights

The cheapest times to fly from Cheyenne to Las Vegas

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Cheyenne to Las Vegas are during the month of March. You can find some of the cheapest flights from Cheyenne to Las Vegas with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Cheyenne to Las Vegas

Sunday is one of the best days to book for cheap flights from Cheyenne to Las Vegas: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Cheyenne to Las Vegas

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Cheyenne to Las Vegas in 2025. You can also book with separate airlines for your outbound and return journeys, from $118 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Cheyenne to Las Vegas flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Cheyenne to Las Vegas airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Cheyenne to Las Vegas Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.