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$324+ 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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
SUX — LAS
Jun 9 — Jun 161
Tue 6/9
Tue 6/16
1 adult, Economy
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1. Tell us where you want to go

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Cheap flight deals from Sioux City to Las Vegas

Cheapest flights from Sioux City to Las Vegas
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 May 10, 2026.

This United Airlines deal was found by Cheapflights users on 5/6. 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 8/276:30 pm
SUX
-
LAS
1 stop5h 31m
United Airlines
Tue 9/13:18 pm
LAS
-
SUX
1 stop6h 28m
United Airlines
Deal found 5/6$324
This United Airlines deal was found by Cheapflights users on 5/8. 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 8/286:30 pm
SUX
-
LAS
1 stop5h 29m
United Airlines
Mon 8/314:28 pm
LAS
-
SUX
1 stop5h 15m
United Airlines
Deal found 5/8$344
This United Airlines deal was found by Cheapflights users on 5/5. 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.
Sat 6/2011:32 am
SUX
-
LAS
1 stop7h 34m
United Airlines
Tue 6/237:00 am
LAS
-
SUX
1 stop8h 53m
United Airlines
Deal found 5/5$414
This United Airlines deal was found by Cheapflights users on 5/8. 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 6/1211:32 am
SUX
-
LAS
1 stop7h 34m
United Airlines
Mon 6/154:25 pm
LAS
-
SUX
1 stop5h 19m
United Airlines
Deal found 5/8$444
This United Airlines deal was found by Cheapflights users on 5/6. 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.
Sat 8/226:30 pm
SUX
-
LAS
1 stop5h 31m
United Airlines
Wed 8/266:03 pm
LAS
-
SUX
1 stop14h 52m
United Airlines
Deal found 5/6$487
This United Airlines deal was found by Cheapflights users on 5/5. 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.
Fri 6/198:08 am
SUX
-
LAS
1 stop8h 42m
United Airlines
Mon 6/224:25 pm
LAS
-
SUX
1 stop5h 19m
United Airlines
Deal found 5/5$491

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 May 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$324
(United Airlines)
Provider with most accurate pricing for Sioux City Sioux Gateway-Las Vegas Harry Reid Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sioux City Sioux Gateway-Las Vegas Harry Reid Intl flights.
Search Deals
From Sioux City Sioux Gateway to Las Vegas Harry Reid Intl
Search Deals

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 2,558,603 searches. Data last updated May 10, 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

Price

Cheapest round-trip
Quickest round-trip

Sioux CityLas Vegas

SUX - LAS

SUXLAS

Sioux City Sioux Gateway

Fri 8/28

6:30 pm-9:59 pm

1 stop5h 29m

Las Vegas Harry Reid Intl

Mon 8/31

4:28 pm-11:43 pm

1 stop5h 15m

$344

Sioux CityLas Vegas

SUX - LAS

SUXLAS

Sioux City Sioux Gateway

Fri 6/12

11:32 am-5:06 pm

1 stop7h 34m

Las Vegas Harry Reid Intl

Mon 6/15

4:25 pm-11:44 pm

1 stop5h 19m

$444

Sioux CityLas Vegas

SUX - LAS

SUXLAS

Sioux City Sioux Gateway

Thu 8/27

7:45 am-8:04 pm

2 stops14h 19m

Las Vegas Harry Reid Intl

Tue 9/1

7:15 am-5:53 pm

1 stop8h 38m

$444

Sioux CityLas Vegas

SUX - LAS

SUXLAS

Sioux City Sioux Gateway

Sat 8/22

11:32 am-5:01 pm

1 stop7h 29m

Las Vegas Harry Reid Intl

Wed 8/26

3:06 pm-10:55 am

1 stop17h 49m

$492

Sioux CityLas Vegas

SUX - LAS

SUXLAS

Sioux City Sioux Gateway

Fri 6/5

11:32 am-11:10 pm

2 stops13h 38m

Las Vegas Harry Reid Intl

Sun 6/7

4:25 pm-11:44 pm

1 stop5h 19m

$510

Sioux CityLas Vegas

SUX - LAS

SUXLAS

Sioux City Sioux Gateway

Thu 5/28

7:53 am-7:27 pm

2 stops13h 34m

Las Vegas Harry Reid Intl

Tue 6/2

9:37 am-10:57 am

1 stop23h 20m

$512
Cheapest one-way
Quickest one-way

Sioux CityLas Vegas

SUX - LAS

SUXLAS

Sioux City Sioux Gateway

Tue 6/2

8:08 am-5:57 pm

1 stop11h 49m

$354

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/7

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 May.
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 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.
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 May 10, 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.
United Airlines
7.4
Good
9,694 reviews

Crew

8.1

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

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
9,694 reviews
United Airlines
7.4
Good
9,694 reviews

Crew

8.1

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

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 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.

  • How long is the flight from Sioux City to Las Vegas?

    Airlines like United Airlines fly from Sioux City to Las Vegas in about 5h 29m. The time it takes to get you to your destination can typically vary by up to . Sioux City and Las Vegas are separated by a distance of 1091 mi.

  • What is the cheapest airline to fly from Sioux City to Las Vegas round-trip?

    According to our current data, United Airlines ($289), offers the cheapest pricing from Sioux City to Las Vegas.

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

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

  • How can I find direct flights from Sioux City to Las Vegas?

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

  • Can I find deals for business class flights from Sioux City to Las Vegas?

    Yes. Cheapflights offers flight deals from Sioux City 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
North Las Vegas
Henderson
Kingman
Winchester
Boulder City
Needles
Sunrise Manor

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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 2,558,603 searches. Data last updated May 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$289Average$394FlexibilityNo cancel feeOn-time69%

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