$100 Cheap Flights from Las Vegas (LAS) to Sioux Falls (FSD)

View $100 flight on Sat, Aug 30, 2025Opens in a new window

Popular airlines from Harry Reid Intl. Airport (LAS) to Sioux Falls Regional Airport (FSD)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Las Vegas to Sioux Falls (LAS-FSD)

Prices were available within the past 7 days and start at $100 for one-way flights and $209 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Wed, Jul 16 - Fri, Jul 18
LAS
Las Vegas
FSD
Sioux Falls
$209 Roundtrip, found 12 hours ago
$209
Roundtrip
found 12 hours ago
Select Frontier Airlines flight, departing Wed, Jul 16 from Las Vegas to Sioux Falls, returning Fri, Jul 18, priced at $209 found 12 hours ago
Delta
Sat, Aug 30 - Sun, Aug 31
LAS
Las Vegas
FSD
Sioux Falls
$217 Roundtrip, found 5 days ago
$217
Roundtrip
found 5 days ago
Select Delta flight, departing Sat, Aug 30 from Las Vegas to Sioux Falls, returning Sun, Aug 31, priced at $217 found 5 days ago
Frontier Airlines
Wed, Jul 16 - Sun, Jul 20
LAS
Las Vegas
FSD
Sioux Falls
$228 Roundtrip, found 22 hours ago
$228
Roundtrip
found 22 hours ago
Select Frontier Airlines flight, departing Wed, Jul 16 from Las Vegas to Sioux Falls, returning Sun, Jul 20, priced at $228 found 22 hours ago
Delta
Sat, Aug 30 - Sat, Sep 6
LAS
Las Vegas
FSD
Sioux Falls
$234 Roundtrip, found 5 hours ago
$234
Roundtrip
found 5 hours ago
Select Delta flight, departing Sat, Aug 30 from Las Vegas to Sioux Falls, returning Sat, Sep 6, priced at $234 found 5 hours ago
Delta
Sat, Aug 30 - Thu, Sep 4
LAS
Las Vegas
FSD
Sioux Falls
$238 Roundtrip, found 5 hours ago
$238
Roundtrip
found 5 hours ago
Select Delta flight, departing Sat, Aug 30 from Las Vegas to Sioux Falls, returning Thu, Sep 4, priced at $238 found 5 hours ago
United
Fri, Aug 29 - Sun, Aug 31
LAS
Las Vegas
FSD
Sioux Falls
$238 Roundtrip, found 15 hours ago
$238
Roundtrip
found 15 hours ago
Select United flight, departing Fri, Aug 29 from Las Vegas to Sioux Falls, returning Sun, Aug 31, priced at $238 found 15 hours ago
Frontier Airlines
Wed, Jul 16 - Wed, Jul 23
LAS
Las Vegas
FSD
Sioux Falls
$247 Roundtrip, found 2 days ago
$247
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Wed, Jul 16 from Las Vegas to Sioux Falls, returning Wed, Jul 23, priced at $247 found 2 days ago
Frontier Airlines
Thu, Jul 17 - Sun, Jul 20
LAS
Las Vegas
FSD
Sioux Falls
$248 Roundtrip, just found
$248
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Jul 17 from Las Vegas to Sioux Falls, returning Sun, Jul 20, priced at $248 just found
United
Fri, Aug 15 - Sat, Aug 16
LAS
Las Vegas
FSD
Sioux Falls
$250 Roundtrip, found 5 days ago
$250
Roundtrip
found 5 days ago
Select United flight, departing Fri, Aug 15 from Las Vegas to Sioux Falls, returning Sat, Aug 16, priced at $250 found 5 days ago
American Airlines
Wed, Aug 20 - Sat, Aug 23
LAS
Las Vegas
FSD
Sioux Falls
$251 Roundtrip, found 8 hours ago
$251
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Wed, Aug 20 from Las Vegas to Sioux Falls, returning Sat, Aug 23, priced at $251 found 8 hours ago

Find the cheapest month to fly from Las Vegas (LAS) to Sioux Falls (FSD)

September is typically the cheapest month to fly

From $110 - $348 per traveler.

Graph displaying average flight prices per month

Alternative airports near Sioux Falls

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Sioux Falls Regional FSD. Cheapest and Closest option available. Average driving time to city center is 6 minutes. Flights from $336
FSD
Sioux Falls Regional
CheapestClosest
Average driving time to city center6 min
Flights from $336
Flights from Las Vegas (LAS) to Sioux Falls (FSD)
Origin airport
Harry Reid Intl.
Destination airport
Sioux Falls Regional
Airlines serving
American Airlines, Delta, Frontier Airlines, United
Roundtrip price
$209
Distance
1102 mi
Average flight time
2 hours 47 mins

Las Vegas to Sioux Falls Flights

The cheapest times to fly from Las Vegas to Sioux Falls

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Las Vegas to Sioux Falls are during the month of July. You can find some of the cheapest flights from Las Vegas to Sioux Falls with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Las Vegas to Sioux Falls

Sunday is one of the best days to book for cheap flights from Las Vegas to Sioux Falls: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Las Vegas to Sioux Falls

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Las Vegas to Sioux Falls in 2025. You can also book with separate airlines for your outbound and return journeys, from $100 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Las Vegas to Sioux Falls flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Las Vegas to Sioux Falls airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Harry Reid Intl. Airport (LAS) to Sioux Falls Regional Airport (FSD) cost?
Discover the latest flight deals from LAS to FSD by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from LAS to FSD?
The cheapest flights from LAS to FSD are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from LAS to FSD?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from LAS to FSD. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Harry Reid Intl. Airport (LAS) to Sioux Falls Regional Airport (FSD)?
On average, you can take your pick of 4 nonstop flights flying from Harry Reid Intl. Airport (LAS) to Sioux Falls Regional Airport (FSD) weekly. If you can't see one that suits your schedule, think about catching a flight that includes a layover. Filter your search results on Expedia to include one or more stops and select the next best alternative.
What are the most popular departure times for flights from Harry Reid Intl. Airport (LAS) to Sioux Falls Regional Airport (FSD)?
More passengers fly between LAS and FSD at 6 AM than at any other point in the day. Looking for a quieter experience? Consider flying outside peak hours and there's a chance you'll save on your ticket as well.
What day of the week has the most flights from LAS to FSD?
If you fly on a Monday, you'll get the widest range of options for flights from Harry Reid Intl. Airport (LAS) to Sioux Falls Regional Airport (FSD).
What is the earliest flight from Harry Reid Intl. Airport (LAS) to Sioux Falls Regional Airport (FSD)?
The first flight of the day leaving Harry Reid Intl. Airport (LAS) is at around 6:05AM UTC-8. Hop on this flight and you'll arrive at Sioux Falls Regional Airport (FSD) at approximately 11:01AM UTC-6. The entire trip takes 2h 56m.
How long does it take to fly from Harry Reid Intl. Airport (LAS) to Sioux Falls Regional Airport (FSD)?
Flights from LAS to FSD have an average travel time of 2 hours and 56 minutes. The distance between the two airports is 1,100 mi.
What is the best time to fly from Harry Reid Intl. Airport (LAS) to Sioux Falls Regional Airport (FSD)?
To avoid possible delays on the Harry Reid Intl. Airport (LAS) to Sioux Falls Regional Airport (FSD) route, aim to fly before 3 PM. Departures after this time have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Sioux Falls from Harry Reid Intl. Airport (LAS)?
If you're taking a direct flight from Harry Reid Intl. Airport (LAS) to Sioux Falls, Sioux Falls Regional Airport (FSD) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from Harry Reid Intl. Airport (LAS) to Sioux Falls Regional Airport (FSD) last-minute?
Last-minute fares from LAS to FSD are usually more expensive. To secure the best prices, start looking for flights well ahead of time. That said, if you're flexible with your travel plans, it's possible to land a cheap ticket right before you leave.
Is it cheaper to book a LAS to FSD flight and hotel package?
Opting for a LAS to FSD flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Choose from our extensive range of accommodations and then add flights, car rentals and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Harry Reid Intl. Airport (LAS) to Sioux Falls Regional Airport (FSD)?
If you reserved your LAS to FSD flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more information.

Explore a world of travel with Expedia

*Available to One Key members.