$358+ Cheap flights from Las Vegas to Rock Springs (LAS - RKS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — RKS
Oct 21 — Oct 281
Round-trip
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Las Vegas to Rock Springs
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Best
Last-minute
Cheapest flights from Las Vegas to Rock SpringsExplore the most affordable flight options available from Las Vegas to Rock Springs. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 21, 2026.
Explore the most affordable flight options available from Las Vegas to Rock Springs. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 21, 2026.
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/13:05 pm -
1 stop6h 16m
Mon 10/55:05 am -
1 stop4h 31m
Deal found 9/16![United Airlines logo]()
$358
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:07 pm -
1 stop5h 14m
Fri 10/232:22 pm -
1 stop19h 14m
Deal found 9/16![United Airlines logo]()
$531
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:07 pm -
1 stop5h 14m
Thu 10/222:22 pm -
1 stop6h 49m
Deal found 9/16![United Airlines logo]()
$556
Best flights from Las Vegas to Rock SpringsDiscover carefully curated flight deals from Las Vegas to Rock Springs that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 21, 2026.
Discover carefully curated flight deals from Las Vegas to Rock Springs that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 21, 2026.
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:07 pm -
1 stop5h 14m
Fri 10/232:22 pm -
1 stop19h 14m
Deal found 9/16![United Airlines logo]()
$531
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:07 pm -
1 stop5h 14m
Thu 10/222:22 pm -
1 stop6h 49m
Deal found 9/16![United Airlines logo]()
$556
Last-minute flights from Las Vegas to Rock SpringsDiscover last-minute flight deals from Las Vegas to Rock Springs. Data last updated September 21, 2026 and is based on user searches.
Discover last-minute flight deals from Las Vegas to Rock Springs. Data last updated September 21, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/13:05 pm -
1 stop6h 16m
Mon 10/55:05 am -
1 stop4h 31m
Deal found 9/16![United Airlines logo]()
$358
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:07 pm -
1 stop5h 14m
Fri 10/232:22 pm -
1 stop19h 14m
Deal found 9/16![United Airlines logo]()
$531
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:07 pm -
1 stop5h 14m
Thu 10/222:22 pm -
1 stop6h 49m
Deal found 9/16![United Airlines logo]()
$556
Find flight deals from Las Vegas to Rock Springs
Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) to Rock Springs (RKS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $358 (United Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Las Vegas to Rock Springs 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, Cheapflights users made 7,457,451 searches. Data last updated September 21, 2026.
Use the filters below to find and compare flights from Las Vegas to Rock Springs that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Las VegasRock Springs
LAS Las Vegas Harry Reid Intl - RKS Rock Springs Sweetwater County
LASRKS
Las Vegas Harry Reid Intl
Wed 10/21
4:07 pm-10:21 pm
1 stop5h 14m
Rock Springs Sweetwater County
Fri 10/23
2:22 pm-8:36 am
1 stop19h 14m
$531
Quickest round-trip
Las VegasRock Springs
LAS Las Vegas Harry Reid Intl - RKS Rock Springs Sweetwater County
LASRKS
Las Vegas Harry Reid Intl
Wed 10/21
4:07 pm-10:21 pm
1 stop5h 14m
Rock Springs Sweetwater County
Thu 10/22
2:22 pm-8:11 pm
1 stop6h 49m
$556
Sorted by cheapest first
Compare providers for flights from Las Vegas to Rock Springs
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Las Vegas to Rock Springs in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Las Vegas-Rock Springs flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Las Vegas-Rock Springs flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Las Vegas-Rock Springs flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Las Vegas-Rock Springs flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Las Vegas-Rock Springs flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Las Vegas to Rock Springs
Have a flexible travel schedule? Discover the best time to fly to Rock Springs from Las Vegas with our price prediction graph.
LAS-RKS
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Reviews of airlines servicing Rock Springs
Get insights into the airlines that provide service to Rock Springs. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Rock Springs. Reviews last updated September 21, 2026.
Peruse reviews from past customers who have flown with United Airlines from Las Vegas to Rock Springs to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.3
Food
6.7
Entertainment
7.1
Overall
7.4
Boarding
7.7
Crew
8.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Comfort
7.3
Food
6.7
Entertainment
7.1
Overall
7.4
Boarding
7.7
Crew
8.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Related info for your journey
Find useful and relevant information for your journey from Las Vegas to Rock Springs. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Rock Springs?
Book flights to Rock Springs if you plan to visit one of these locationsGreen River
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Top airline flying from Las Vegas to Rock Springs
Discover the top airline that operate flights from Las Vegas to Rock Springs. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$258 | Average$298 | FlexibilityNo cancel fee | On-time69% |