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

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

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

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

Prices were available within the past 7 days and start at $100 for one-way flights and $208 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Wed, Aug 6 - Wed, Aug 13
FSD
Sioux Falls
LAS
Las Vegas
$208 Roundtrip, found 4 hours ago
$208
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Wed, Aug 6 from Sioux Falls to Las Vegas, returning Wed, Aug 13, priced at $208 found 4 hours ago
American Airlines
Sat, Aug 30 - Sun, Sep 7
FSD
Sioux Falls
LAS
Las Vegas
$214 Roundtrip, found 1 day ago
$214
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Aug 30 from Sioux Falls to Las Vegas, returning Sun, Sep 7, priced at $214 found 1 day ago
Frontier Airlines
Sun, Aug 17 - Wed, Aug 20
FSD
Sioux Falls
LAS
Las Vegas
$218 Roundtrip, found 1 hour ago
$218
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Sun, Aug 17 from Sioux Falls to Las Vegas, returning Wed, Aug 20, priced at $218 found 1 hour ago
Frontier Airlines
Thu, Aug 28 - Sat, Aug 30
FSD
Sioux Falls
LAS
Las Vegas
$219 Roundtrip, found 8 hours ago
$219
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Thu, Aug 28 from Sioux Falls to Las Vegas, returning Sat, Aug 30, priced at $219 found 8 hours ago
Delta
Sat, Aug 30 - Sun, Sep 7
FSD
Sioux Falls
LAS
Las Vegas
$223 Roundtrip, found 1 day ago
$223
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Aug 30 from Sioux Falls to Las Vegas, returning Sun, Sep 7, priced at $223 found 1 day ago
American Airlines
Sat, Aug 30 - Wed, Sep 3
FSD
Sioux Falls
LAS
Las Vegas
$225 Roundtrip, found 13 hours ago
$225
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Sat, Aug 30 from Sioux Falls to Las Vegas, returning Wed, Sep 3, priced at $225 found 13 hours ago
United
Fri, Oct 31 - Sun, Nov 2
FSD
Sioux Falls
LAS
Las Vegas
$228 Roundtrip, found 1 day ago
$228
Roundtrip
found 1 day ago
Select United flight, departing Fri, Oct 31 from Sioux Falls to Las Vegas, returning Sun, Nov 2, priced at $228 found 1 day ago
United
Fri, Oct 31 - Mon, Nov 3
FSD
Sioux Falls
LAS
Las Vegas
$228 Roundtrip, found 4 days ago
$228
Roundtrip
found 4 days ago
Select United flight, departing Fri, Oct 31 from Sioux Falls to Las Vegas, returning Mon, Nov 3, priced at $228 found 4 days ago
American Airlines
Sat, Aug 30 - Tue, Sep 2
FSD
Sioux Falls
LAS
Las Vegas
$230 Roundtrip, found 2 days ago
$230
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Aug 30 from Sioux Falls to Las Vegas, returning Tue, Sep 2, priced at $230 found 2 days ago
American Airlines
Sat, Aug 30 - Tue, Sep 2
FSD
Sioux Falls
LAS
Las Vegas
$233 Roundtrip, found 2 days ago
$233
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Aug 30 from Sioux Falls to Las Vegas, returning Tue, Sep 2, priced at $233 found 2 days ago

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

September is typically the cheapest month to fly

From $110 - $343 per traveler.

Graph displaying average flight prices per month

Alternative airports near Las Vegas

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

Select flight to McCarran Intl. LAS. Cheapest and Closest option available. Average driving time to city center is 6 minutes. Flights from $258
LAS
McCarran Intl.
CheapestClosest
Average driving time to city center6 min
Flights from $258
Flights from Sioux Falls (FSD) to Las Vegas (LAS)
Origin airport
Sioux Falls Regional
Destination airport
Harry Reid Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, United
Roundtrip price
$208
Distance
1102 mi
Average flight time
2 hours 54 mins

Sioux Falls to Las Vegas Flights

The cheapest times to fly from Sioux Falls to Las Vegas

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 Sioux Falls to Las Vegas are during the month of August. You can find some of the cheapest flights from Sioux Falls to Las Vegas with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Sioux Falls to Las Vegas: 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 Sioux Falls to Las Vegas

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 Sioux Falls to Las Vegas 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 Sioux Falls to Las Vegas 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 Sioux Falls to Las Vegas 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 Sioux Falls Regional Airport (FSD) to Harry Reid Intl. Airport (LAS) cost?
Discover the latest flight deals from FSD to LAS 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 FSD to LAS?
The cheapest flights from FSD to LAS 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 FSD to LAS?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from FSD to LAS. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Sioux Falls Regional Airport (FSD) to Harry Reid Intl. Airport (LAS)?
On average, there are 4 direct flights taking off from Sioux Falls Regional Airport (FSD) to Harry Reid Intl. Airport (LAS) each week. If you don't find one that suits your schedule, think about hopping on a flight that has a layover. Customize your search results on Expedia to include one or two stops and opt for the best alternative.
What are the most popular departure times for flights from Sioux Falls Regional Airport (FSD) to Harry Reid Intl. Airport (LAS)?
Flights between FSD and LAS tend to be busiest at 11 AM. For a more relaxed trip and potentially cheaper fares, look for a departure outside the usual busy windows.
What day of the week has the most flights from FSD to LAS?
If you travel on a Friday, you'll get the largest range of choices for flights from Sioux Falls Regional Airport (FSD) to Harry Reid Intl. Airport (LAS).
What is the earliest flight from Sioux Falls Regional Airport (FSD) to Harry Reid Intl. Airport (LAS)?
Hop on the earliest flight at around 11:51AM UTC-6, leaving from Sioux Falls Regional Airport (FSD). You'll be traveling for roughly 3h 5m, arriving at Harry Reid Intl. Airport (LAS) at approximately 12:56PM UTC-8.
How long does it take to fly from Sioux Falls Regional Airport (FSD) to Harry Reid Intl. Airport (LAS)?
The average flight duration from FSD to LAS is 3 hours and 5 minutes, covering a distance of 1,100 mi.
What is the best time to fly from Sioux Falls Regional Airport (FSD) to Harry Reid Intl. Airport (LAS)?
To avoid potential delays on the Sioux Falls Regional Airport (FSD) to Harry Reid Intl. Airport (LAS) route, aim to travel before 3 PM. Later flights have a 22% higher chance of being canceled.**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 Las Vegas from Sioux Falls Regional Airport (FSD)?
Explore your flight options from Sioux Falls Regional Airport (FSD) to Harry Reid Intl. Airport (LAS). This is the only Las Vegas airport you can jet into if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Sioux Falls Regional Airport (FSD) to Harry Reid Intl. Airport (LAS) last-minute?
Holding off until right before your break to book a ticket from FSD to LAS often results in higher prices. While you may come across some last-minute deals, they're not always guaranteed. Be flexible with your travel plans to boost your chances of scoring a bargain.
Is it cheaper to book a FSD to LAS flight and hotel package?
Opting for a FSD to LAS flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Pick from our extensive range of hotels and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Sioux Falls Regional Airport (FSD) to Harry Reid Intl. Airport (LAS)?
If you reserved your FSD to LAS flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more information.

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*Available to One Key members.