$559+ Cheap flights from Riverton, WY to Las Vegas (RIW - 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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
RIW — LAS
Nov 7 — Nov 141
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
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Cheapest
Best
Last-minute
Cheapest flights from Riverton to Las VegasExplore the most affordable flight options available from Riverton to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 8, 2026.
Explore the most affordable flight options available from Riverton to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 8, 2026.
This United Airlines deal was found by Cheapflights users on 10/5. 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.
Tue 10/202:19 pm -
2 stops9h 40m
Sat 10/245:15 am -
1 stop7h 17m
Deal found 10/5![United Airlines logo]()
$559
This United Airlines deal was found by Cheapflights users on 10/7. 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 10/222:19 pm -
2 stops10h 38m
Mon 10/264:25 pm -
1 stop4h 34m
Deal found 10/7![United Airlines logo]()
$630
This United Airlines deal was found by Cheapflights users on 10/6. 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 12/315:15 am -
1 stop4h 31m
Sun 1/36:45 pm -
1 stop26h 14m
Deal found 10/6![United Airlines logo]()
$669
Best flights from Riverton to Las VegasDiscover carefully curated flight deals from Riverton to Las Vegas that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 8, 2026.
Discover carefully curated flight deals from Riverton to Las Vegas that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 8, 2026.
This United Airlines deal was found by Cheapflights users on 10/5. 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.
Tue 10/202:19 pm -
2 stops9h 40m
Sat 10/245:15 am -
1 stop7h 17m
Deal found 10/5![United Airlines logo]()
$559
This United Airlines deal was found by Cheapflights users on 10/7. 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 10/222:19 pm -
2 stops10h 38m
Mon 10/264:25 pm -
1 stop4h 34m
Deal found 10/7![United Airlines logo]()
$630
This United Airlines deal was found by Cheapflights users on 10/6. 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 12/315:15 am -
2 stops14h 22m
Sun 1/36:45 pm -
1 stop26h 14m
Deal found 10/6![United Airlines logo]()
$774
Last-minute flights from Riverton to Las VegasDiscover last-minute flight deals from Riverton to Las Vegas. Data last updated October 8, 2026 and is based on user searches.
Discover last-minute flight deals from Riverton to Las Vegas. Data last updated October 8, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/5. 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.
Tue 10/202:19 pm -
2 stops9h 40m
Sat 10/245:15 am -
1 stop7h 17m
Deal found 10/5![United Airlines logo]()
$559
This United Airlines deal was found by Cheapflights users on 10/7. 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 10/222:19 pm -
2 stops10h 38m
Mon 10/264:25 pm -
1 stop4h 34m
Deal found 10/7![United Airlines logo]()
$630
Find flight deals from Riverton to Las Vegas
Discover tips and strategies to find the most affordable flight options for your journey from Riverton (RIW) 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 October 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $559 (United Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Riverton 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 7,457,451 searches. Data last updated October 8, 2026.
Use the filters below to find and compare flights from Riverton to Las Vegas that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
RivertonLas Vegas
RIW Riverton - LAS Las Vegas Harry Reid Intl
RIWLAS
Riverton
Tue 10/20
2:19 pm-10:59 pm
2 stops9h 40m
Las Vegas Harry Reid Intl
Sat 10/24
5:15 am-1:32 pm
1 stop7h 17m
$559
Quickest round-trip
RivertonLas Vegas
RIW Riverton - LAS Las Vegas Harry Reid Intl
RIWLAS
Riverton
Thu 10/22
2:19 pm-11:57 pm
2 stops10h 38m
Las Vegas Harry Reid Intl
Mon 10/26
4:25 pm-9:59 pm
1 stop4h 34m
$630
RivertonLas Vegas
RIW Riverton - LAS Las Vegas Harry Reid Intl
RIWLAS
Riverton
Thu 12/31
5:15 am-6:37 pm
2 stops14h 22m
Las Vegas Harry Reid Intl
Sun 1/3
6:45 pm-9:59 pm
1 stop26h 14m
$774
Sorted by cheapest first
- Most accurate provider: When it comes to deals on Riverton, Wyoming-Las Vegas flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Riverton, Wyoming-Las Vegas flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Riverton, Wyoming-Las Vegas flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Riverton, Wyoming-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 Riverton, Wyoming-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 Riverton to Las Vegas
Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Riverton with our price prediction graph.
RIW-LAS
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 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 October 8, 2026.
Read reviews from past customers who have flown United Airlines from Riverton to Las Vegas. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.1
Overall
7.4
Entertainment
7.1
Boarding
7.7
Comfort
7.3
Food
6.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Crew
8.1
Overall
7.4
Entertainment
7.1
Boarding
7.7
Comfort
7.3
Food
6.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Related info for your journey
Find useful and relevant information for your journey from Riverton to Las Vegas. 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 Las Vegas?
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Top airline flying from Riverton to Las Vegas
Discover the top airline that operate flights from Riverton 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 7,457,451 searches. Data last updated October 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$248 | Average$442 | FlexibilityNo cancel fee | On-time69% |