$314+ 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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
SUX — LAS
Oct 6 — Oct 131
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 6, 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 6, 2026.
This United Airlines deal was found by Cheapflights users on 9/2. 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 9/236:35 pm -
1 stop5h 24m
Sat 9/264:05 pm -
1 stop5h 38m
Deal found 9/2![United Airlines logo]()
$314
This United Airlines deal was found by Cheapflights users on 9/3. 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 11/186:00 am -
2 stops10h 35m
Wed 11/254:25 pm -
1 stop5h 18m
Deal found 9/3![United Airlines logo]()
$319
This United Airlines deal was found by Cheapflights users on 9/2. 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 10/38:35 am -
2 stops10h 31m
Wed 10/77:00 am -
1 stop8h 53m
Deal found 9/2![United Airlines logo]()
$355
This United Airlines deal was found by Cheapflights users on 9/2. 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 9/176:35 pm -
1 stop5h 24m
Mon 9/213:06 pm -
1 stop6h 37m
Deal found 9/2![United Airlines logo]()
$364
This United Airlines deal was found by Cheapflights users on 9/2. 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 9/256:58 pm -
1 stop5h 01m
Mon 9/284:07 pm -
1 stop5h 36m
Deal found 9/2![United Airlines logo]()
$377
This United Airlines deal was found by Cheapflights users on 9/2. 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 12/256:46 pm -
1 stop5h 32m
Mon 12/284:34 pm -
1 stop5h 10m
Deal found 9/2![United Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 9/1. 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 10/186:58 pm -
1 stop5h 01m
Wed 10/213:05 pm -
1 stop6h 38m
Deal found 9/1![United Airlines logo]()
$440
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 6, 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 6, 2026.
This United Airlines deal was found by Cheapflights users on 9/3. 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 11/186:00 am -
2 stops10h 35m
Wed 11/254:25 pm -
1 stop5h 18m
Deal found 9/3![United Airlines logo]()
$319
This United Airlines deal was found by Cheapflights users on 9/3. 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 9/236:35 pm -
1 stop5h 24m
Sat 9/264:05 pm -
1 stop5h 38m
Deal found 9/3![United Airlines logo]()
$339
This United Airlines deal was found by Cheapflights users on 9/2. 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 10/38:35 am -
2 stops10h 31m
Wed 10/77:00 am -
1 stop8h 53m
Deal found 9/2![United Airlines logo]()
$355
This United Airlines deal was found by Cheapflights users on 9/3. 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 stop8h 09m
Sat 1/94:40 pm -
1 stop5h 02m
Deal found 9/3![United Airlines logo]()
$440
This United Airlines deal was found by Cheapflights users on 9/1. 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 10/186:58 pm -
1 stop5h 01m
Wed 10/213:05 pm -
1 stop6h 38m
Deal found 9/1![United Airlines logo]()
$440
Last-minute flights from Sioux City to Las VegasDiscover last-minute flight deals from Sioux City to Las Vegas. Data last updated September 6, 2026 and is based on user searches.
Discover last-minute flight deals from Sioux City to Las Vegas. Data last updated September 6, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/3. 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 9/106:35 pm -
2 stops17h 30m
Sun 9/133:06 pm -
1 stop6h 37m
Deal found 9/3![United Airlines logo]()
$897
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 6, 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 6, 2026.
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Sun 9/208:05 am -
1 stop8h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![United Airlines logo]()
$388
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 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $314 (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 6, 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
Sioux CityLas Vegas
SUX Sioux City Sioux Gateway - LAS Las Vegas Harry Reid Intl
SUXLAS
Sioux City Sioux Gateway
Wed 11/18
6:00 am-2:35 pm
2 stops10h 35m
Las Vegas Harry Reid Intl
Wed 11/25
4:25 pm-11:43 pm
1 stop5h 18m
$319
Sioux CityLas Vegas
SUX Sioux City Sioux Gateway - LAS Las Vegas Harry Reid Intl
SUXLAS
Sioux City Sioux Gateway
Wed 9/23
6:35 pm-9:59 pm
1 stop5h 24m
Las Vegas Harry Reid Intl
Sat 9/26
4:05 pm-11:43 pm
1 stop5h 38m
$339
Sioux CityLas Vegas
SUX Sioux City Sioux Gateway - LAS Las Vegas Harry Reid Intl
SUXLAS
Sioux City Sioux Gateway
Sat 10/3
8:35 am-5:06 pm
2 stops10h 31m
Las Vegas Harry Reid Intl
Wed 10/7
7:00 am-5:53 pm
1 stop8h 53m
$355
Quickest round-trip
Sioux CityLas Vegas
SUX Sioux City Sioux Gateway - LAS Las Vegas Harry Reid Intl
SUXLAS
Sioux City Sioux Gateway
Sun 9/20
8:05 am-3:02 pm
1 stop8h 57m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$388
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-3:12 pm
1 stop8h 09m
Las Vegas Harry Reid Intl
Sat 1/9
4:40 pm-11:42 pm
1 stop5h 02m
$440
Sioux CityLas Vegas
SUX Sioux City Sioux Gateway - LAS Las Vegas Harry Reid Intl
SUXLAS
Sioux City Sioux Gateway
Sun 10/18
6:58 pm-9:59 pm
1 stop5h 01m
Las Vegas Harry Reid Intl
Wed 10/21
3:05 pm-11:43 pm
1 stop6h 38m
$440
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 6, 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.
Crew
8.1
Comfort
7.3
Overall
7.4
Boarding
7.7
Food
6.6
Entertainment
7.1
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Crew
8.1
Comfort
7.3
Overall
7.4
Boarding
7.7
Food
6.6
Entertainment
7.1
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
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 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$289 | Average$394 | FlexibilityNo cancel fee | On-time69% |