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$64+ Cheap flights from Sioux Falls to Las Vegas (FSD - LAS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — LAS
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Sioux Falls Joe Foss Field to Las Vegas Harry Reid Intl are usually found in June or May, booked 58 days in advance, depart on a Sunday or Saturday and return on a Tuesday

Cheap flight deals from Sioux Falls to Las Vegas

Discover tips and strategies to find the most affordable flight options for your journey from Sioux Falls (FSD) 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 August 14, 2025.

Round-trip from

$100
(Cheapflightsfares)

One-way from

$64
(Cheapflightsfares)

Popular in

April

Cheapest in

June

Average price

$254

Good round-trip deal

$197 or less

Good one-way deal

$86 or less
From Sioux Falls Joe Foss Field to Las Vegas Harry Reid Intl
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One-way flight from Sioux Falls Joe Foss Field to Las Vegas Harry Reid Intl
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Highest demand for flights based on searches. 0% potential increase in price ($2 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Sioux Falls Joe Foss Field to Las Vegas Harry Reid Intl.
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Price to beat on a one-way flight from Sioux Falls Joe Foss Field to Las Vegas Harry Reid Intl.
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Find flight deals from Sioux Falls to Las Vegas

Cheapest flights from Sioux Falls to Las Vegas
Explore the most affordable flight options available from Sioux Falls to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 8/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/812:43 pmFSD - LAS
Nonstop2h 56mAllegiant Air
Fri 9/196:35 amLAS - FSD
Nonstop2h 48mAllegiant Air
Deal found 8/13$100
This Cheapflightsfares deal was found by Cheapflights users on 8/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/313:37 pmFSD - LAS
Nonstop2h 53mAllegiant Air
Sun 11/25:05 amLAS - FSD
Nonstop2h 46mAllegiant Air
Deal found 8/12$108
This Booking.com deal was found by Cheapflights users on 8/11. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/812:43 pmFSD - LAS
Nonstop2h 56mAllegiant Air
Fri 9/126:35 amLAS - FSD
Nonstop2h 48mAllegiant Air
Deal found 8/11$116
This Cheapflightsfares deal was found by Cheapflights users on 8/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/3012:06 pmFSD - LAS
Nonstop2h 56mAllegiant Air
Thu 12/46:00 amLAS - FSD
Nonstop2h 50mAllegiant Air
Deal found 8/13$126
This Cheapflightsfares deal was found by Cheapflights users on 8/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2212:43 pmFSD - LAS
Nonstop2h 56mAllegiant Air
Fri 9/266:35 amLAS - FSD
Nonstop2h 48mAllegiant Air
Deal found 8/12$142
This Cheapflightsfares deal was found by Cheapflights users on 8/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/812:43 pmFSD - LAS
Nonstop2h 56mAllegiant Air
Mon 9/157:05 amLAS - FSD
Nonstop2h 48mAllegiant Air
Deal found 8/12$145
This Cheapflightsfares deal was found by Cheapflights users on 8/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2511:47 amFSD - LAS
Nonstop3h 01mAllegiant Air
Fri 8/297:30 amLAS - FSD
Nonstop2h 52mAllegiant Air
Deal found 8/12$151
This Cheapflightsfares deal was found by Cheapflights users on 8/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/11:31 pmFSD - LAS
Nonstop2h 56mAllegiant Air
Fri 12/56:15 amLAS - FSD
Nonstop2h 50mAllegiant Air
Deal found 8/14$153
This Expedia deal was found by Cheapflights users on 8/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/72:09 pmFSD - LAS
1 stop11h 23mFrontier
Sun 11/912:59 amLAS - FSD
1 stop10h 25mFrontier
Deal found 8/13$163
This Cheapflightsfares deal was found by Cheapflights users on 8/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2912:43 pmFSD - LAS
Nonstop2h 56mAllegiant Air
Thu 10/26:05 amLAS - FSD
Nonstop2h 46mAllegiant Air
Deal found 8/12$164

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sioux Falls 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 August 14, 2025.
Use the filters below to find and compare flights from Sioux Falls to Las Vegas that are best for you.

Fly from

Sioux Falls

Fly to

Las Vegas

Route

Depart

Return

Price

Sioux FallsLas Vegas

FSD - LAS

FSDLAS

Sioux Falls Joe Foss Field

Fri 10/31

3:37 pm-4:30 pm

Nonstop2h 53m

Las Vegas Harry Reid Intl

Sun 11/2

5:05 am-9:51 am

Nonstop2h 46m

$108

Sioux FallsLas Vegas

FSD - LAS

FSDLAS

Sioux Falls Joe Foss Field

Mon 9/8

12:43 pm-1:39 pm

Nonstop2h 56m

Las Vegas Harry Reid Intl

Fri 9/12

6:35 am-11:23 am

Nonstop2h 48m

$116

Sioux FallsLas Vegas

FSD - LAS

FSDLAS

Sioux Falls Joe Foss Field

Mon 9/8

12:43 pm-1:39 pm

Nonstop2h 56m

Las Vegas Harry Reid Intl

Fri 9/19

6:35 am-11:23 am

Nonstop2h 48m

$116

Sioux FallsLas Vegas

FSD - LAS

FSDLAS

Sioux Falls Joe Foss Field

Sun 1/25

11:43 am-12:44 pm

Nonstop3h 01m

Las Vegas Harry Reid Intl

Thu 1/29

6:00 am-10:53 am

Nonstop2h 53m

$124

Sioux FallsLas Vegas

FSD - LAS

FSDLAS

Sioux Falls Joe Foss Field

Sun 11/30

12:06 pm-1:02 pm

Nonstop2h 56m

Las Vegas Harry Reid Intl

Thu 12/4

6:00 am-10:50 am

Nonstop2h 50m

$126

Sioux FallsLas Vegas

FSD - LAS

FSDLAS

Sioux Falls Joe Foss Field

Mon 9/22

12:43 pm-1:39 pm

Nonstop2h 56m

Las Vegas Harry Reid Intl

Fri 9/26

6:35 am-11:23 am

Nonstop2h 48m

$142

Sioux FallsLas Vegas

FSD - LAS

FSDLAS

Sioux Falls Joe Foss Field

Mon 9/8

12:43 pm-1:39 pm

Nonstop2h 56m

Las Vegas Harry Reid Intl

Mon 9/15

7:05 am-11:53 am

Nonstop2h 48m

$145

Sioux FallsLas Vegas

FSD - LAS

FSDLAS

Sioux Falls Joe Foss Field

Mon 12/1

1:31 pm-2:27 pm

Nonstop2h 56m

Las Vegas Harry Reid Intl

Thu 12/4

6:00 am-10:50 am

Nonstop2h 50m

$145

Sioux FallsLas Vegas

FSD - LAS

FSDLAS

Sioux Falls Joe Foss Field

Mon 8/25

11:47 am-12:48 pm

Nonstop3h 01m

Las Vegas Harry Reid Intl

Fri 8/29

7:30 am-12:22 pm

Nonstop2h 52m

$151

Sioux FallsLas Vegas

FSD - LAS

FSDLAS

Sioux Falls Joe Foss Field

Mon 12/1

1:31 pm-2:27 pm

Nonstop2h 56m

Las Vegas Harry Reid Intl

Fri 12/5

6:15 am-11:05 am

Nonstop2h 50m

$153

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 19 results
1
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Best time to book a flight from Sioux Falls to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Sioux Falls 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.

Cheapflights Insights

Everything you need to know about your flight from Sioux Falls to Las Vegas

How far ahead should I book a flight from Sioux Falls to Las Vegas?

Use this chart to determine the optimal time to book a round-trip flight from Sioux Falls to Las Vegas. Price data was last updated on August 8, 2025.

The price you pay for your flight from Sioux Falls to Las Vegas may vary depending on when you book. For the best chance of a lower fare, look to book 58 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Sioux Falls to Las Vegas?

Currently, August is the cheapest month in which you can book a flight from Sioux Falls to Las Vegas (average of $198). Flying from Sioux Falls to Las Vegas in March is currently the most expensive (average of $269). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from FSD to LAS?

Find hourly flight availability from Sioux Falls to Las Vegas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

When flying from Sioux Falls to Las Vegas, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 27% versus a flight in the morning.

What is the cheapest day to fly from Sioux Falls to Las Vegas?

Use this chart to determine the cheapest time to fly round-trip from Sioux Falls to Las Vegas. Price data was last updated on August 10, 2025.

Travelers seeking maximum savings on their Sioux Falls to Las Vegas flight should consider departing on Saturday afternoons when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Sioux Falls to Las Vegas?

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 August 14, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Sioux Falls to Las Vegas have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,916 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Allegiant Air
7.2
Good
701 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Frontier
5.8
Fair
3,219 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Sioux Falls 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 popular is this Sioux Falls to Las Vegas flight route?

    The Sioux Falls Joe Foss Field to Las Vegas Harry Reid Intl flight path was viewed by 13 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines flying from Sioux Falls to Las Vegas round-trip?

    Our cheapest airline available from Sioux Falls to Las Vegas is Allegiant Air. Our recent data shows that you can find tickets from as low as $100 on this airline. Additional options worth looking into are Frontier and Delta, starting at $109 and $216 round-trip. Users have found that Allegiant Air is 62% cheaper than the other options available to this destination.

  • What are the cheapest flights from Sioux Falls to Las Vegas?

    On average you can expect to pay $198 for a flight from Sioux Falls to Las Vegas. The cheapest flight overall is $56 while the most popular route, (Sioux Falls Joe Foss Field - Las Vegas Harry Reid Intl) is currently priced at $108.

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

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

  • How can I find direct flights from Sioux Falls 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 Falls to Las Vegas.

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

    Yes. Cheapflights offers flight deals from Sioux Falls 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.

  • What is the cheapest month to book a flight from Sioux Falls to Las Vegas?

    Currently, August is the cheapest month in which you can book a flight from Sioux Falls to Las Vegas (average of $198). Flying from Sioux Falls to Las Vegas in March is currently the most expensive (average of $269). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Henderson
Paradise
North Las Vegas
Sunrise Manor
Winchester
Primm
Mount Charleston
Kingman
Mesquite
Needles
Boulder City

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Sioux Falls to Las Vegas

See prices for flight routes from nearby airports that may be better suited for you.
Rapid City to Las Vegas flights
Sioux Falls to Reno flights
Aberdeen to Las Vegas flights

Top 5 airlines flying from Sioux Falls to Las Vegas

Discover the top 5 airlines that operate flights from Sioux Falls 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$100Average$232FlexibilityNo cancel feeOn-time88%
FrontierCheapest$109Average$235FlexibilityNo cancel feeOn-time62%
DeltaCheapest$216Average$321FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$240Average$378FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$248Average$458FlexibilityNo cancel feeOn-time69%

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