$313+ Cheap flights from Sioux City to Las Vegas (SUX - 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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
SUX — LAS
Oct 17 — Oct 241
Round-trip
1 adult, Economy
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Find cheap flights from Sioux City to Las Vegas with Cheapflights
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 Sioux City to Las Vegas
Cheapest
Best
Last-minute
One-way
Cheapest flights from Sioux City to Las VegasExplore the most affordable flight options available from Sioux City to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2026.
Explore the most affordable flight options available from Sioux City to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2026.
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/216:58 pm -
1 stop5h 01m
Sat 10/2411:27 am -
2 stops10h 16m
Deal found 9/15![United Airlines logo]()
$344
This United Airlines deal was found by Cheapflights users on 9/13. 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 9/268:35 am -
1 stop8h 57m
Wed 9/304:07 pm -
1 stop5h 36m
Deal found 9/13![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 9/15. 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 11/196:45 pm -
1 stop5h 10m
Mon 11/231:31 pm -
2 stops8h 12m
Deal found 9/15![United Airlines logo]()
$449
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.
Mon 11/96:45 pm -
1 stop24h 33m
Wed 11/116:45 am -
1 stop9h 25m
Deal found 9/16![United Airlines logo]()
$547
This United Airlines deal was found by Cheapflights users on 9/12. 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 9/166:35 pm -
1 stop5h 24m
Sun 9/204:28 pm -
1 stop5h 15m
Deal found 9/12![United Airlines logo]()
$574
Best flights from Sioux City to Las VegasDiscover carefully curated flight deals from Sioux City to Las Vegas that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
Discover carefully curated flight deals from Sioux City to Las Vegas that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Wed 1/69:03 am -
1 stop9h 23m
Sat 1/95:20 am -
2 stops10h 34m
Deal found 9/13![United Airlines logo]()
$504
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.
Mon 11/96:45 pm -
1 stop24h 33m
Wed 11/116:45 am -
1 stop9h 25m
Deal found 9/16![United Airlines logo]()
$547
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/216:58 pm -
2 stops16h 41m
Sat 10/241:25 pm -
2 stops8h 18m
Deal found 9/15![United Airlines logo]()
$554
Last-minute flights from Sioux City to Las VegasDiscover last-minute flight deals from Sioux City to Las Vegas. Data last updated September 17, 2026 and is based on user searches.
Discover last-minute flight deals from Sioux City to Las Vegas. Data last updated September 17, 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.
Tue 9/228:06 am -
2 stops14h 26m
Fri 9/257:37 pm -
2 stops26h 06m
Deal found 9/16![United Airlines logo]()
$737
This United Airlines deal was found by Cheapflights users on 9/13. 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 9/268:35 am -
1 stop8h 57m
Wed 9/304:07 pm -
1 stop5h 36m
Deal found 9/13![United Airlines logo]()
$429
One-way flights from Sioux City to Las VegasSearch for one-way flight options from Sioux City to Las Vegas. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
Search for one-way flight options from Sioux City to Las Vegas. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Sun 11/156:45 pm -
1 stop5h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![United Airlines logo]()
$313
Find flight deals from Sioux City to Las Vegas
Discover tips and strategies to find the most affordable flight options for your journey from Sioux City (SUX) 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 September 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $344 (United Airlines) |
One-way from | $313 (United Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Sioux City 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 September 17, 2026.
Use the filters below to find and compare flights from Sioux City to Las Vegas that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
Sioux CityLas Vegas
SUX Sioux City Sioux Gateway - LAS Las Vegas Harry Reid Intl
SUXLAS
Sioux City Sioux Gateway
Sun 11/15
6:45 pm-9:55 pm
1 stop5h 10m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$313
Sioux CityLas Vegas
SUX Sioux City Sioux Gateway - LAS Las Vegas Harry Reid Intl
SUXLAS
Sioux City Sioux Gateway
Wed 1/6
9:03 am-4:26 pm
1 stop9h 23m
Las Vegas Harry Reid Intl
Sat 1/9
5:20 am-5:54 pm
2 stops10h 34m
$504
Sioux CityLas Vegas
SUX Sioux City Sioux Gateway - LAS Las Vegas Harry Reid Intl
SUXLAS
Sioux City Sioux Gateway
Mon 11/9
6:45 pm-5:18 pm
1 stop24h 33m
Las Vegas Harry Reid Intl
Wed 11/11
6:45 am-6:10 pm
1 stop9h 25m
$547
Sioux CityLas Vegas
SUX Sioux City Sioux Gateway - LAS Las Vegas Harry Reid Intl
SUXLAS
Sioux City Sioux Gateway
Wed 10/21
6:58 pm-9:39 am
2 stops16h 41m
Las Vegas Harry Reid Intl
Sat 10/24
1:25 pm-11:43 pm
2 stops8h 18m
$554
Sorted by cheapest first
Compare providers for flights from Sioux City 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 Sioux City to Las Vegas 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 Sioux City-Las Vegas flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sioux City-Las Vegas flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sioux City-Las Vegas flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Sioux City-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 Sioux City-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 Sioux City to Las Vegas
Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Sioux City with our price prediction graph.
SUX-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 September 17, 2026.
Read through reviews of airlines operating flights from Sioux City to Las Vegas, such as United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.7
Crew
8.1
Overall
7.4
Comfort
7.3
Food
6.7
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Boarding
7.7
Crew
8.1
Overall
7.4
Comfort
7.3
Food
6.7
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Related info for your journey
Find useful and relevant information for your journey from Sioux City 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 Sioux City to Las Vegas
Discover the top airline that operate flights from Sioux City 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 September 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$289 | Average$394 | FlexibilityNo cancel fee | On-time69% |