$233 Cheap Flights from Las Vegas (LAS) to Riverton (RIW)

View $233 flight on Mon, Apr 13, 2026Opens in a new window

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

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Cheap Flights from Las Vegas to Riverton (LAS-RIW)

Prices were available within the past 7 days and start at $233 for one-way flights and $238 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Mar 14 - Tue, Mar 17
LAS
Las Vegas
RIW
Riverton
$238 Roundtrip, found 3 days ago
$238
Roundtrip
found 3 days ago
Select United flight, departing Sat, Mar 14 from Las Vegas to Riverton, returning Tue, Mar 17, priced at $238 found 3 days ago
United
Sat, Mar 14 - Tue, Mar 17
LAS
Las Vegas
RIW
Riverton
$244 Roundtrip, found 3 days ago
$244
Roundtrip
found 3 days ago
Select United flight, departing Sat, Mar 14 from Las Vegas to Riverton, returning Tue, Mar 17, priced at $244 found 3 days ago
United
Sat, Mar 14 - Tue, Mar 17
LAS
Las Vegas
RIW
Riverton
$258 Roundtrip, found 3 days ago
$258
Roundtrip
found 3 days ago
Select United flight, departing Sat, Mar 14 from Las Vegas to Riverton, returning Tue, Mar 17, priced at $258 found 3 days ago
United
Sat, Mar 14 - Tue, Mar 17
LAS
Las Vegas
RIW
Riverton
$263 Roundtrip, found 3 days ago
$263
Roundtrip
found 3 days ago
Select United flight, departing Sat, Mar 14 from Las Vegas to Riverton, returning Tue, Mar 17, priced at $263 found 3 days ago
United
Sat, Mar 14 - Tue, Mar 17
LAS
Las Vegas
RIW
Riverton
$277 Roundtrip, found 3 days ago
$277
Roundtrip
found 3 days ago
Select United flight, departing Sat, Mar 14 from Las Vegas to Riverton, returning Tue, Mar 17, priced at $277 found 3 days ago
United
Sat, Mar 14 - Tue, Mar 17
LAS
Las Vegas
RIW
Riverton
$295 Roundtrip, found 3 days ago
$295
Roundtrip
found 3 days ago
Select United flight, departing Sat, Mar 14 from Las Vegas to Riverton, returning Tue, Mar 17, priced at $295 found 3 days ago
United
Sat, Mar 14 - Tue, Mar 17
LAS
Las Vegas
RIW
Riverton
$301 Roundtrip, found 3 days ago
$301
Roundtrip
found 3 days ago
Select United flight, departing Sat, Mar 14 from Las Vegas to Riverton, returning Tue, Mar 17, priced at $301 found 3 days ago
United
Thu, Nov 27 - Fri, Nov 28
LAS
Las Vegas
RIW
Riverton
$304 Roundtrip, found 6 days ago
$304
Roundtrip
found 6 days ago
Select United flight, departing Thu, Nov 27 from Las Vegas to Riverton, returning Fri, Nov 28, priced at $304 found 6 days ago
United
Sat, Mar 14 - Tue, Mar 17
LAS
Las Vegas
RIW
Riverton
$306 Roundtrip, found 3 days ago
$306
Roundtrip
found 3 days ago
Select United flight, departing Sat, Mar 14 from Las Vegas to Riverton, returning Tue, Mar 17, priced at $306 found 3 days ago
United
Sat, Mar 14 - Tue, Mar 17
LAS
Las Vegas
RIW
Riverton
$308 Roundtrip, found 3 days ago
$308
Roundtrip
found 3 days ago
Select United flight, departing Sat, Mar 14 from Las Vegas to Riverton, returning Tue, Mar 17, priced at $308 found 3 days ago

Frequently asked questions

How much does a flight from Harry Reid Intl. Airport (LAS) to Riverton Regional Airport (RIW) cost?
Get a cheap one-way flight from $233 or cheap return flight from $238 from Harry Reid Intl. Airport (LAS) to Riverton Regional Airport (RIW) 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 Harry Reid Intl. Airport (LAS) to Riverton Regional Airport (RIW)?
March is the cheapest month to fly from LAS to RIW. Traveling during quieter months is often the key to finding a great deal.
What is the cheapest airline that flies from Harry Reid Intl. Airport (LAS) to Riverton Regional Airport (RIW)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest LAS to RIW flight.
How many flights per day from Harry Reid Intl. Airport (LAS) to Riverton Regional Airport (RIW)?
Nonstop flights from Harry Reid Intl. Airport (LAS) to Riverton Regional Airport (RIW) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from LAS to RIW?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can change based on a number of factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Harry Reid Intl. Airport (LAS) to Riverton Regional Airport (RIW)?
To land at Riverton Regional Airport (RIW) without delays, pick a flight that takes off from Harry Reid Intl. Airport (LAS) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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 Harry Reid Intl. Airport (LAS) to Riverton Regional Airport (RIW) last-minute?
Last-minute bookings from LAS to RIW are generally more expensive. To lock in the best prices, start looking for flights well ahead of time. That being said, if you're flexible with your travel dates, you may score a cheap ticket right before your journey.
Is it cheaper to book a LAS to RIW flight and hotel package?
You can save money by booking a LAS to RIW flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. After selecting your preferred accommodations and flights, consider adding extras including tours, activities and car rentals.
Can I cancel or change the date of my flight from Harry Reid Intl. Airport (LAS) to Riverton Regional Airport (RIW)?
In most cases, you can cancel or reschedule your LAS to RIW flight. However, additional charges may apply, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you want further information, go to our Customer Service portal.

Travel information

Travel information

Origin airport
Harry Reid Intl.
Destination airport
Riverton Regional
Airlines serving
United
Roundtrip price
$238
Distance
598 mi

Book with confidence

Book with confidence

Las Vegas to Riverton Flights

The cheapest times to fly from Las Vegas to Riverton

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 Las Vegas to Riverton are during the month of March. You can find some of the cheapest flights from Las Vegas to Riverton with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Las Vegas to Riverton: 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 Las Vegas to Riverton

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 Las Vegas to Riverton in 2025. You can also book with separate airlines for your outbound and return journeys, from $233 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 Las Vegas to Riverton 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 Las Vegas to Riverton 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.

 

Las Vegas to Riverton Flights

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Explore a world of travel with Expedia

*Available to One Key members.