Cheap Flights from Sweetwater County Airport

View €271 flight on Thu, 30 Jul 2026Opens in a new window

Popular airlines from Rock Springs, WY (RKS-Sweetwater County)

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Flights from Sweetwater County Airport

Prices were available within the past 7 days and start at €271 for one-way flights and €246 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, 18 Jul - Sun, 19 Jul
RKS
Rock Springs
DEN
Denver
€246 Return, found 3 days ago
€246
Return
found 3 days ago
Select United flight, departing Sat, 18 Jul from Rock Springs to Denver, returning Sun, 19 Jul, priced at €246 found 3 days ago
United
Sat, 18 Jul - Sun, 19 Jul
RKS
Rock Springs
DEN
Denver
€268 Return, found 3 days ago
€268
Return
found 3 days ago
Select United flight, departing Sat, 18 Jul from Rock Springs to Denver, returning Sun, 19 Jul, priced at €268 found 3 days ago
United
Thu, 30 Jul - Sun, 2 Aug
RKS
Rock Springs
LAS
Las Vegas
€331 Return, found 22 hours ago
€331
Return
found 22 hours ago
Select United flight, departing Thu, 30 Jul from Rock Springs to Las Vegas, returning Sun, 2 Aug, priced at €331 found 22 hours ago
United
Thu, 30 Jul - Sun, 2 Aug
RKS
Rock Springs
LAS
Las Vegas
€336 Return, found 22 hours ago
€336
Return
found 22 hours ago
Select United flight, departing Thu, 30 Jul from Rock Springs to Las Vegas, returning Sun, 2 Aug, priced at €336 found 22 hours ago
United
Thu, 30 Jul - Sun, 2 Aug
RKS
Rock Springs
LAS
Las Vegas
€351 Return, found 22 hours ago
€351
Return
found 22 hours ago
Select United flight, departing Thu, 30 Jul from Rock Springs to Las Vegas, returning Sun, 2 Aug, priced at €351 found 22 hours ago
United
Thu, 30 Jul - Sun, 2 Aug
RKS
Rock Springs
LAS
Las Vegas
€429 Return, found 22 hours ago
€429
Return
found 22 hours ago
Select United flight, departing Thu, 30 Jul from Rock Springs to Las Vegas, returning Sun, 2 Aug, priced at €429 found 22 hours ago
United
Thu, 30 Jul - Sun, 2 Aug
RKS
Rock Springs
LAS
Las Vegas
€458 Return, found 22 hours ago
€458
Return
found 22 hours ago
Select United flight, departing Thu, 30 Jul from Rock Springs to Las Vegas, returning Sun, 2 Aug, priced at €458 found 22 hours ago
United
Thu, 30 Jul - Sun, 2 Aug
RKS
Rock Springs
LAS
Las Vegas
€462 Return, found 22 hours ago
€462
Return
found 22 hours ago
Select United flight, departing Thu, 30 Jul from Rock Springs to Las Vegas, returning Sun, 2 Aug, priced at €462 found 22 hours ago
United
Thu, 30 Jul - Sun, 2 Aug
RKS
Rock Springs
LAS
Las Vegas
€472 Return, found 22 hours ago
€472
Return
found 22 hours ago
Select United flight, departing Thu, 30 Jul from Rock Springs to Las Vegas, returning Sun, 2 Aug, priced at €472 found 22 hours ago
United
Thu, 30 Jul - Sun, 2 Aug
RKS
Rock Springs
LAS
Las Vegas
€478 Return, found 22 hours ago
€478
Return
found 22 hours ago
Select United flight, departing Thu, 30 Jul from Rock Springs to Las Vegas, returning Sun, 2 Aug, priced at €478 found 22 hours ago
United
Thu, 30 Jul - Sun, 2 Aug
RKS
Rock Springs
LAS
Las Vegas
€524 Return, found 22 hours ago
€524
Return
found 22 hours ago
Select United flight, departing Thu, 30 Jul from Rock Springs to Las Vegas, returning Sun, 2 Aug, priced at €524 found 22 hours ago
United
Thu, 30 Jul - Sun, 2 Aug
RKS
Rock Springs
LAS
Las Vegas
€528 Return, found 22 hours ago
€528
Return
found 22 hours ago
Select United flight, departing Thu, 30 Jul from Rock Springs to Las Vegas, returning Sun, 2 Aug, priced at €528 found 22 hours ago
United
Thu, 30 Jul - Sun, 2 Aug
RKS
Rock Springs
LAS
Las Vegas
€544 Return, found 22 hours ago
€544
Return
found 22 hours ago
Select United flight, departing Thu, 30 Jul from Rock Springs to Las Vegas, returning Sun, 2 Aug, priced at €544 found 22 hours ago
United
Thu, 30 Jul - Sun, 2 Aug
RKS
Rock Springs
LAS
Las Vegas
€556 Return, found 22 hours ago
€556
Return
found 22 hours ago
Select United flight, departing Thu, 30 Jul from Rock Springs to Las Vegas, returning Sun, 2 Aug, priced at €556 found 22 hours ago
United
Thu, 30 Jul - Sun, 2 Aug
RKS
Rock Springs
LAS
Las Vegas
€622 Return, found 22 hours ago
€622
Return
found 22 hours ago
Select United flight, departing Thu, 30 Jul from Rock Springs to Las Vegas, returning Sun, 2 Aug, priced at €622 found 22 hours ago
United
Thu, 30 Jul - Sun, 2 Aug
RKS
Rock Springs
LAS
Las Vegas
€630 Return, found 22 hours ago
€630
Return
found 22 hours ago
Select United flight, departing Thu, 30 Jul from Rock Springs to Las Vegas, returning Sun, 2 Aug, priced at €630 found 22 hours ago
United
Thu, 30 Jul - Sun, 2 Aug
RKS
Rock Springs
LAS
Las Vegas
€668 Return, found 22 hours ago
€668
Return
found 22 hours ago
Select United flight, departing Thu, 30 Jul from Rock Springs to Las Vegas, returning Sun, 2 Aug, priced at €668 found 22 hours ago
United
Thu, 30 Jul - Sun, 2 Aug
RKS
Rock Springs
LAS
Las Vegas
€672 Return, found 22 hours ago
€672
Return
found 22 hours ago
Select United flight, departing Thu, 30 Jul from Rock Springs to Las Vegas, returning Sun, 2 Aug, priced at €672 found 22 hours ago
United
Thu, 30 Jul - Sun, 2 Aug
RKS
Rock Springs
LAS
Las Vegas
€687 Return, found 22 hours ago
€687
Return
found 22 hours ago
Select United flight, departing Thu, 30 Jul from Rock Springs to Las Vegas, returning Sun, 2 Aug, priced at €687 found 22 hours ago

Frequently asked questions

What is the airport code for Sweetwater County Airport (RKS)?
Sweetwater County Airport (RKS) uses the airport code: RKS.
Does RKS have a hotel?
Southwest Wyoming Regional Airport has no accommodation in its immediate surrounds. But you needn't worry. Explore your options a little further out and you're sure to find the perfect place to stay before your next flight. Unfortunately, there are no hotels within minutes of the terminal. But if you're up for taking a short road trip, the Economy Guest Village and Apartments is a terrific option. Or if that hotel doesn't suit, you can find more options here: Rock Springs, WY (RKS-Sweetwater County). You'll be in good hands here, but don't forget to leave enough time to get to the airport.
Are there private lounges in Sweetwater County Airport (RKS)?
The easiest way to find out is to check the official website of Rock Springs, WY (RKS-Sweetwater County). It should provide useful information about the amenities, services and facilities available.
What airlines fly out of Southwest Wyoming Regional Airport?
United Airlines is the leading domestic airline operating from Sweetwater County Airport (RKS). Book your seat and then get ready for a wonderful new adventure!
How many flights per day fly out of RKS?
Right now, there's 1 daily flight that departs from Sweetwater County Airport (RKS). The faster you book, the higher your chance of nabbing your ideal date and seat at the right price.
How to find cheap flights from RKS with Expedia?
After you've entered your destination and date of travel, you can sort your results by price, along with filter by preferred departure and arrival times, airlines and more. The cheapest one-way flight from Rock Springs, WY (RKS-Sweetwater County) was to Las Vegas (LAS) at €271. These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply. A great way to snag a cheap flight is to be flexible with your travel dates. Search for flights on your preferred dates, then click "Flexible dates" above the results. This will show the cheapest prices for nearby days. You can also refine your search and filter for airline preference, nonstop flights, included baggage and more.
Where can you fly to from Sweetwater County Airport (RKS)?
Scroll through our international flight deals further up the page to find out where you can fly to from RKS. Once you select an offer, sort by 'Price (Lowest)' and use our other filters to see the options that best suit your plans and budget. Domestic travellers are quick to snap up flights heading to Denver. Stop waiting for the perfect moment and let one of these spectacular destinations inspire your next getaway.
What is the cancellation policy on flights and how do I cancel my flight on Expedia?
Most flights are free to cancel within 24 hours of making the reservation. However, some flights are non-refundable, and you may receive a flight credit from the airline to use for a future booking. For more information, please visit our Customer Service Portal.

Travel information

Sweetwater County Airport Information

Airport Name
Airport Location
Airport Code
Latitude
Longitude
Altitude
Sweetwater CountyRock Springs, USIATA: RKS, ICAO: KRKS, GPS: KRKS41.594200-109.0650026764ft

Sweetwater County, also known by IATA (International Air Transport Association) code RKS and ICAO (International Civil Aviation Organization) code KRKS, offers flights from multiple airline carriers to many popular global destinations. Above you'll find some useful information about Rock Springs's airport that can help you in planning your next trip. Expedia offers flights from RKS airport on multiple airline carriers, and makes it easy and affordable for you to book low cost Rock Springs flights.

*Available to Expedia members.