$334+ Cheap flights from Las Vegas to Sioux City (LAS - SUX)
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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — SUX
Oct 13 — Oct 201
Round-trip
1 adult, Economy
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Find cheap flights from Las Vegas to Sioux City 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 Las Vegas to Sioux City
Cheapest
Best
Last-minute
One-way
Cheapest flights from Las Vegas to Sioux CityExplore the most affordable flight options available from Las Vegas to Sioux City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 13, 2026.
Explore the most affordable flight options available from Las Vegas to Sioux City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 13, 2026.
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.
Fri 10/94:07 pm -
1 stop5h 36m
Sun 10/116:58 pm -
1 stop5h 01m
Deal found 9/12![United Airlines logo]()
$334
This United Airlines deal was found by Cheapflights users on 9/10. 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 9/254:07 pm -
1 stop5h 36m
Tue 9/298:35 am -
1 stop8h 57m
Deal found 9/10![United Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 9/11. 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 10/74:07 pm -
1 stop5h 36m
Sat 10/108:35 am -
1 stop8h 57m
Deal found 9/11![United Airlines logo]()
$478
This United Airlines deal was found by Cheapflights users on 9/10. 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 9/183:06 pm -
1 stop6h 37m
Sun 9/208:05 am -
1 stop29h 28m
Deal found 9/10![United Airlines logo]()
$822
Best flights from Las Vegas to Sioux CityDiscover carefully curated flight deals from Las Vegas to Sioux City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 13, 2026.
Discover carefully curated flight deals from Las Vegas to Sioux City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 13, 2026.
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.
Fri 10/94:07 pm -
1 stop5h 36m
Sun 10/116:58 pm -
1 stop5h 01m
Deal found 9/12![United Airlines logo]()
$334
This United Airlines deal was found by Cheapflights users on 9/10. 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 9/254:07 pm -
1 stop5h 36m
Tue 9/298:35 am -
1 stop8h 57m
Deal found 9/10![United Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 9/11. 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 10/74:07 pm -
1 stop5h 36m
Sat 10/108:35 am -
1 stop8h 57m
Deal found 9/11![United Airlines logo]()
$478
Last-minute flights from Las Vegas to Sioux CityDiscover last-minute flight deals from Las Vegas to Sioux City. Data last updated September 13, 2026 and is based on user searches.
Discover last-minute flight deals from Las Vegas to Sioux City. Data last updated September 13, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/10. 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 9/183:06 pm -
1 stop6h 37m
Sun 9/208:05 am -
1 stop29h 28m
Deal found 9/10![United Airlines logo]()
$822
This United Airlines deal was found by Cheapflights users on 9/10. 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 9/254:07 pm -
1 stop5h 36m
Tue 9/298:35 am -
1 stop8h 57m
Deal found 9/10![United Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 9/11. 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 10/74:07 pm -
1 stop5h 36m
Sat 10/108:35 am -
1 stop8h 57m
Deal found 9/11![United Airlines logo]()
$478
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.
Fri 10/94:07 pm -
1 stop5h 36m
Sun 10/116:58 pm -
1 stop5h 01m
Deal found 9/12![United Airlines logo]()
$334
One-way flights from Las Vegas to Sioux CitySearch for one-way flight options from Las Vegas to Sioux City. Find affordable one-way fares based on user searches. Data last updated September 13, 2026.
Search for one-way flight options from Las Vegas to Sioux City. Find affordable one-way fares based on user searches. Data last updated September 13, 2026.
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/265:15 am -
1 stop16h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![United Airlines logo]()
$339
Find flight deals from Las Vegas to Sioux City
Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) to Sioux City (SUX). 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 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $334 (United Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Las Vegas to Sioux City 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 13, 2026.
Use the filters below to find and compare flights from Las Vegas to Sioux City that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
Las VegasSioux City
LAS Las Vegas Harry Reid Intl - SUX Sioux City Sioux Gateway
LASSUX
Las Vegas Harry Reid Intl
Fri 10/9
4:07 pm-11:43 pm
1 stop5h 36m
Sioux City Sioux Gateway
Sun 10/11
6:58 pm-9:59 pm
1 stop5h 01m
$334
Las VegasSioux City
LAS Las Vegas Harry Reid Intl - SUX Sioux City Sioux Gateway
LASSUX
Las Vegas Harry Reid Intl
Mon 10/26
6:00 am-11:43 pm
2 stops15h 43m
Sioux City Sioux Gateway
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$388
Las VegasSioux City
LAS Las Vegas Harry Reid Intl - SUX Sioux City Sioux Gateway
LASSUX
Las Vegas Harry Reid Intl
Fri 9/25
4:07 pm-11:43 pm
1 stop5h 36m
Sioux City Sioux Gateway
Tue 9/29
8:35 am-3:32 pm
1 stop8h 57m
$454
Las VegasSioux City
LAS Las Vegas Harry Reid Intl - SUX Sioux City Sioux Gateway
LASSUX
Las Vegas Harry Reid Intl
Wed 10/7
4:07 pm-11:43 pm
1 stop5h 36m
Sioux City Sioux Gateway
Sat 10/10
8:35 am-3:32 pm
1 stop8h 57m
$478
Sorted by cheapest first
Compare providers for flights from Las Vegas to Sioux City
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 Sioux City 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-Sioux City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Las Vegas-Sioux City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Las Vegas-Sioux City flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Las Vegas-Sioux City 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-Sioux City 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 Sioux City
Have a flexible travel schedule? Discover the best time to fly to Sioux City from Las Vegas with our price prediction graph.
LAS-SUX
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 Sioux City
Get insights into the airlines that provide service to Sioux City. 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 Sioux City. Reviews last updated September 13, 2026.
Read through reviews of airlines operating flights from Las Vegas to Sioux City, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.3
Boarding
7.7
Food
6.7
Entertainment
7.1
Overall
7.4
Crew
8.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Comfort
7.3
Boarding
7.7
Food
6.7
Entertainment
7.1
Overall
7.4
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 Sioux City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip
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Las Vegas and Sioux City flights
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Top airline flying from Las Vegas to Sioux City
Discover the top airline that operate flights from Las Vegas to Sioux City. 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 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$268 | Average$421 | FlexibilityNo cancel fee | On-time69% |