$258 Cheap Flights from Sioux Falls (FSD) to Christiansted (STX)

View $258 flight on Sat, Jan 10, 2026Opens in a new window

Popular airlines from Sioux Falls Regional Airport (FSD) to Henry E. Rohlsen Airport (STX)

Cheap Flights from Sioux Falls to Christiansted (FSD-STX)

Prices were available within the past 7 days and start at $258 for one-way flights and $515 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Jan 24 - Sat, Jan 31
FSD
Sioux Falls
STX
St. Croix Island
$515 Roundtrip, found 5 days ago
$515
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sat, Jan 24 from Sioux Falls to St. Croix Island, returning Sat, Jan 31, priced at $515 found 5 days ago
American Airlines
Tue, Jan 27 - Wed, Feb 4
FSD
Sioux Falls
STX
St. Croix Island
$519 Roundtrip, found 13 hours ago
$519
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Tue, Jan 27 from Sioux Falls to St. Croix Island, returning Wed, Feb 4, priced at $519 found 13 hours ago
American Airlines
Tue, Nov 4 - Wed, Nov 5
FSD
Sioux Falls
STX
St. Croix Island
$539 Roundtrip, found 2 days ago
$539
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Nov 4 from Sioux Falls to St. Croix Island, returning Wed, Nov 5, priced at $539 found 2 days ago
American Airlines
Sat, Jan 10 - Fri, Jan 16
FSD
Sioux Falls
STX
St. Croix Island
$579 Roundtrip, found 11 hours ago
$579
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Sat, Jan 10 from Sioux Falls to St. Croix Island, returning Fri, Jan 16, priced at $579 found 11 hours ago
American Airlines
Thu, Oct 30 - Fri, Nov 14
FSD
Sioux Falls
STX
St. Croix Island
$584 Roundtrip, found 22 hours ago
$584
Roundtrip
found 22 hours ago
Select American Airlines flight, departing Thu, Oct 30 from Sioux Falls to St. Croix Island, returning Fri, Nov 14, priced at $584 found 22 hours ago
American Airlines
Sat, Jan 24 - Sat, Jan 31
FSD
Sioux Falls
STX
St. Croix Island
$625 Roundtrip, found 5 days ago
$625
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sat, Jan 24 from Sioux Falls to St. Croix Island, returning Sat, Jan 31, priced at $625 found 5 days ago
American Airlines
Tue, Jan 27 - Wed, Feb 4
FSD
Sioux Falls
STX
St. Croix Island
$629 Roundtrip, found 13 hours ago
$629
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Tue, Jan 27 from Sioux Falls to St. Croix Island, returning Wed, Feb 4, priced at $629 found 13 hours ago
American Airlines
Tue, Jan 27 - Wed, Feb 4
FSD
Sioux Falls
STX
St. Croix Island
$644 Roundtrip, found 13 hours ago
$644
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Tue, Jan 27 from Sioux Falls to St. Croix Island, returning Wed, Feb 4, priced at $644 found 13 hours ago
American Airlines
Sun, Nov 2 - Fri, Nov 14
FSD
Sioux Falls
STX
St. Croix Island
$644 Roundtrip, found 22 hours ago
$644
Roundtrip
found 22 hours ago
Select American Airlines flight, departing Sun, Nov 2 from Sioux Falls to St. Croix Island, returning Fri, Nov 14, priced at $644 found 22 hours ago
Delta
Tue, Jan 27 - Wed, Feb 4
FSD
Sioux Falls
STX
St. Croix Island
$657 Roundtrip, found 13 hours ago
$657
Roundtrip
found 13 hours ago
Select Delta flight, departing Tue, Jan 27 from Sioux Falls to St. Croix Island, returning Wed, Feb 4, priced at $657 found 13 hours ago

Frequently asked questions

How much does a flight from Sioux Falls Regional Airport (FSD) to Henry E. Rohlsen Airport (STX) cost?
Get a cheap one-way flight from $258 or cheap return flight from $515 from Sioux Falls Regional Airport (FSD) to Henry E. Rohlsen Airport (STX) 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 Sioux Falls Regional Airport (FSD) to Henry E. Rohlsen Airport (STX)?
The cheapest month to fly from FSD to STX is January, when demand is low. Off-peak season is generally when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Sioux Falls Regional Airport (FSD) to Henry E. Rohlsen Airport (STX)?
To find the cheapest airline that'll fly you from FSD to STX, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Sioux Falls Regional Airport (FSD) to Henry E. Rohlsen Airport (STX)?
There are no daily direct flights departing from Sioux Falls Regional Airport (FSD) to Henry E. Rohlsen Airport (STX). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be soaring above the clouds in no time.
What day of the week has the most flights from FSD to STX?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Sioux Falls Regional Airport (FSD) to Henry E. Rohlsen Airport (STX)?
To land at Henry E. Rohlsen Airport (STX) on time, choose a flight that leaves Sioux Falls Regional Airport (FSD) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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.
Is it cheaper to buy a plane ticket from Sioux Falls Regional Airport (FSD) to Henry E. Rohlsen Airport (STX) last-minute?
Holding off until just before your trip to book a flight from FSD to STX generally means paying more. While you may find some last-minute deals, there's no guarantee. Keep your travel schedule open for a better chance of getting a bargain.
Is it cheaper to book a FSD to STX flight and hotel package?
You can save money by securing a FSD to STX flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. Once you've selected your ideal flights and accommodations, you can add extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from Sioux Falls Regional Airport (FSD) to Henry E. Rohlsen Airport (STX)?
It's usually possible to cancel or reschedule your FSD to STX flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Travel information

Origin airport
Sioux Falls Regional
Destination airport
Henry E. Rohlsen
Airlines serving
American Airlines, Delta, United
Roundtrip price
$514
Distance
2578 mi

Book with confidence

Book with confidence

Sioux Falls to Christiansted Flights

The cheapest times to fly from Sioux Falls to Christiansted

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

 

The best time to book a flight from Sioux Falls to Christiansted

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

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 Christiansted in 2025. You can also book with separate airlines for your outbound and return journeys, from $258 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 Christiansted 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 Christiansted 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.

 

Sioux Falls to Christiansted Flights
*Available to One Key members.