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$318+ Cheap flights from Rock Springs to Las Vegas (RKS - LAS)

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 5/23. Fares are subject to change and may not be available on all flights or dates of travel.
RKS — LAS
May 18 — May 251
Mon 5/18
Mon 5/25
1 adult, Economy
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Cheap flight deals from Rock Springs to Las Vegas

Cheapest flights from Rock Springs to Las Vegas
Explore the most affordable flight options available from Rock Springs to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 18, 2026.

This United Airlines deal was found by Cheapflights users on 4/14. 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.
Sat 5/231:46 pm
RKS
-
LAS
1 stop4h 20m
United Airlines
Tue 5/265:30 am
LAS
-
RKS
1 stop7h 01m
United Airlines
Deal found 4/14$318
This United Airlines deal was found by Cheapflights users on 4/15. 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 4/295:15 am
RKS
-
LAS
1 stop6h 35m
United Airlines
Sat 5/92:54 pm
LAS
-
RKS
1 stop6h 21m
United Airlines
Deal found 4/15$323
This United Airlines deal was found by Cheapflights users on 4/13. 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.
Sat 5/231:46 pm
RKS
-
LAS
1 stop4h 20m
United Airlines
Sat 5/309:27 am
LAS
-
RKS
2 stops11h 48m
United Airlines
Deal found 4/13$324
This United Airlines deal was found by Cheapflights users on 4/15. 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.
Fri 5/12:15 pm
RKS
-
LAS
1 stop5h 52m
United Airlines
Mon 5/45:15 am
LAS
-
RKS
1 stop7h 15m
United Airlines
Deal found 4/15$328
This United Airlines deal was found by Cheapflights users on 4/14. 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.
Fri 5/82:15 pm
RKS
-
LAS
1 stop5h 52m
United Airlines
Tue 5/125:15 am
LAS
-
RKS
1 stop7h 15m
United Airlines
Deal found 4/14$348
This United Airlines deal was found by Cheapflights users on 4/16. 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.
Fri 5/152:15 pm
RKS
-
LAS
1 stop5h 52m
United Airlines
Sun 5/175:15 am
LAS
-
RKS
1 stop7h 15m
United Airlines
Deal found 4/16$372
This United Airlines deal was found by Cheapflights users on 4/15. 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 8/272:05 pm
RKS
-
LAS
1 stop8h 56m
United Airlines
Tue 9/13:18 pm
LAS
-
RKS
1 stop5h 43m
United Airlines
Deal found 4/15$398

Find flight deals from Rock Springs to Las Vegas

Discover tips and strategies to find the most affordable flight options for your journey from Rock Springs (RKS) to Las Vegas (LAS). 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 April 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$318
(United Airlines)

Popular in

December

Cheapest in

November

Average price

$391
Provider with most accurate pricing for Rock Springs Sweetwater County-Las Vegas Harry Reid Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Rock Springs Sweetwater County-Las Vegas Harry Reid Intl flights.
Search Deals
From Rock Springs Sweetwater County to Las Vegas Harry Reid Intl
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Rock Springs to Las Vegas 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 2,558,603 searches. Data last updated April 18, 2026.
Use the filters below to find and compare flights from Rock Springs to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Rock SpringsLas Vegas

RKS - LAS

RKSLAS

Rock Springs Sweetwater County

Sat 5/23

1:46 pm-5:06 pm

1 stop4h 20m

Las Vegas Harry Reid Intl

Tue 5/26

5:30 am-1:31 pm

1 stop7h 01m

$318

Rock SpringsLas Vegas

RKS - LAS

RKSLAS

Rock Springs Sweetwater County

Sat 5/23

1:46 pm-5:06 pm

1 stop4h 20m

Las Vegas Harry Reid Intl

Sat 5/30

9:27 am-10:15 pm

2 stops11h 48m

$324

Rock SpringsLas Vegas

RKS - LAS

RKSLAS

Rock Springs Sweetwater County

Fri 5/8

2:15 pm-7:07 pm

1 stop5h 52m

Las Vegas Harry Reid Intl

Tue 5/12

5:15 am-1:30 pm

1 stop7h 15m

$348

Rock SpringsLas Vegas

RKS - LAS

RKSLAS

Rock Springs Sweetwater County

Fri 5/15

2:15 pm-7:07 pm

1 stop5h 52m

Las Vegas Harry Reid Intl

Sun 5/17

5:15 am-1:30 pm

1 stop7h 15m

$373

Rock SpringsLas Vegas

RKS - LAS

RKSLAS

Rock Springs Sweetwater County

Thu 8/27

2:05 pm-10:01 pm

1 stop8h 56m

Las Vegas Harry Reid Intl

Tue 9/1

4:37 pm-10:01 pm

1 stop4h 24m

$398

Rock SpringsLas Vegas

RKS - LAS

RKSLAS

Rock Springs Sweetwater County

Tue 5/5

2:15 pm-8:48 pm

1 stop7h 33m

Las Vegas Harry Reid Intl

Mon 5/11

5:15 am-1:30 pm

1 stop7h 15m

$403

Rock SpringsLas Vegas

RKS - LAS

RKSLAS

Rock Springs Sweetwater County

Sat 5/2

5:15 am-9:09 am

1 stop4h 54m

Las Vegas Harry Reid Intl

Mon 5/11

5:15 am-1:30 pm

1 stop7h 15m

$403

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Sorted by cheapest first

Compare providers for flights from Rock Springs to Las Vegas

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 Rock Springs to Las Vegas in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Rock Springs-Las Vegas flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Rock Springs-Las Vegas flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Rock Springs-Las Vegas flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Rock Springs-Las Vegas 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 Rock Springs-Las Vegas 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 Rock Springs to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Rock Springs with our price prediction graph.
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.

Cheapflights Insights

Everything you need to know about your flight from Rock Springs to Las Vegas

How much does it cost to fly round-trip from Rock Springs to Las Vegas?

Reviews of airlines servicing Las Vegas

Get insights into the airlines that provide service to Las Vegas. 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 Las Vegas. Reviews last updated April 18, 2026.
See what other customers who have flown with United Airlines from Rock Springs to Las Vegas have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,605 reviews

Crew

8.1

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,605 reviews
United Airlines
7.4
Good
9,605 reviews

Crew

8.1

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

Related info for your journey

Find useful and relevant information for your journey from Rock Springs to Las Vegas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Rock Springs to Las Vegas?

    There are many flights that can get you from Rock Springs to Las Vegas in 4h 20m. Fly via United Airlines to get the fastest option. Rock Springs and Las Vegas are separated by a distance of 501 mi.

  • What is the cheapest airline to fly from Rock Springs to Las Vegas round-trip?

    United Airlines, at $258, was found to be the cheapest airline from Rock Springs to Las Vegas.. You may be able to fly from Rock Springs to Las Vegas for 27% less than the average price by searching for this airline.

  • Can I find deals for flights from Rock Springs to Las Vegas that include hotel bookings?

    Yes. In addition to deals on Rock Springs to Las Vegas flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Rock Springs to Las Vegas?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Rock Springs to Las Vegas.

  • Can I find deals for business class flights from Rock Springs to Las Vegas?

    Yes. Cheapflights offers flight deals from Rock Springs to Las Vegas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Paradise
Mesquite
Henderson
North Las Vegas
Winchester
Kingman
Boulder City
Needles
Sunrise Manor

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Rock Springs to Las Vegas

Discover the top airline that operate flights from Rock Springs to Las Vegas. 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 2,558,603 searches. Data last updated April 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$258Average$351FlexibilityNo cancel feeOn-time69%

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