$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)

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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 $163 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, Oct 16 - Mon, Oct 20
LAS
Las Vegas
FSD
Sioux Falls
$163 Roundtrip, found 2 days ago
$163
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Oct 16 from Las Vegas to Sioux Falls, returning Mon, Oct 20, priced at $163 found 2 days ago
Frontier Airlines
Fri, Aug 22 - Mon, Sep 8
LAS
Las Vegas
FSD
Sioux Falls
$171 Roundtrip, found 5 days ago
$171
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Fri, Aug 22 from Las Vegas to Sioux Falls, returning Mon, Sep 8, priced at $171 found 5 days ago
Frontier Airlines
Mon, Aug 25 - Wed, Aug 27
LAS
Las Vegas
FSD
Sioux Falls
$179 Roundtrip, found 5 days ago
$179
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Mon, Aug 25 from Las Vegas to Sioux Falls, returning Wed, Aug 27, priced at $179 found 5 days ago
American Airlines
Fri, Oct 31 - Mon, Nov 3
LAS
Las Vegas
FSD
Sioux Falls
$181 Roundtrip, found 3 days ago
$181
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Oct 31 from Las Vegas to Sioux Falls, returning Mon, Nov 3, priced at $181 found 3 days ago
Frontier Airlines
Fri, Sep 5 - Sun, Sep 7
LAS
Las Vegas
FSD
Sioux Falls
$189 Roundtrip, found 2 days ago
$189
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Fri, Sep 5 from Las Vegas to Sioux Falls, returning Sun, Sep 7, priced at $189 found 2 days ago
Frontier Airlines
Mon, Aug 25 - Wed, Aug 27
LAS
Las Vegas
FSD
Sioux Falls
$193 Roundtrip, found 5 days ago
$193
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Mon, Aug 25 from Las Vegas to Sioux Falls, returning Wed, Aug 27, priced at $193 found 5 days ago
American Airlines
Sat, Aug 30 - Sun, Aug 31
LAS
Las Vegas
FSD
Sioux Falls
$199 Roundtrip, found 3 days ago
$199
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Aug 30 from Las Vegas to Sioux Falls, returning Sun, Aug 31, priced at $199 found 3 days ago
Frontier Airlines
Fri, Sep 5 - Mon, Sep 8
LAS
Las Vegas
FSD
Sioux Falls
$203 Roundtrip, found 3 days ago
$203
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Fri, Sep 5 from Las Vegas to Sioux Falls, returning Mon, Sep 8, priced at $203 found 3 days ago
United
Sat, Sep 13 - Mon, Sep 15
LAS
Las Vegas
FSD
Sioux Falls
$207 Roundtrip, found 2 days ago
$207
Roundtrip
found 2 days ago
Select United flight, departing Sat, Sep 13 from Las Vegas to Sioux Falls, returning Mon, Sep 15, priced at $207 found 2 days ago
Delta
Wed, Oct 8 - Sat, Oct 25
LAS
Las Vegas
FSD
Sioux Falls
$251 Roundtrip, found 8 hours ago
$251
Roundtrip
found 8 hours ago
Select Delta flight, departing Wed, Oct 8 from Las Vegas to Sioux Falls, returning Sat, Oct 25, 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 $118 - $371 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 $359
FSD
Sioux Falls Regional
CheapestClosest
Average driving time to city center6 min
Flights from $359
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
$162
Distance
1102 mi
Average flight time
2 hours 52 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 October. 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?
Lock in a cheap one-way flight from $100 or cheap return flight from $163 from Harry Reid Intl. Airport (LAS) to Sioux Falls Regional Airport (FSD) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Harry Reid Intl. Airport (LAS) to Sioux Falls Regional Airport (FSD)?
The cheapest month to fly from LAS to FSD is October, when there's less demand. Off-peak season is often when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Harry Reid Intl. Airport (LAS) to Sioux Falls Regional Airport (FSD)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest LAS to FSD flight.
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.

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*Available to One Key members.