$170 Cheap Flights from Sioux Falls (FSD) to Harrisburg (MDT)

View $170 flight on Wed, Sep 24, 2025Opens in a new window

Popular airlines from Sioux Falls Regional Airport (FSD) to Harrisburg Intl. Airport (MDT)

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Cheap Flights from Sioux Falls to Harrisburg (FSD-MDT)

Prices were available within the past 7 days and start at $170 for one-way flights and $264 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Aug 23 - Sat, Sep 6
FSD
Sioux Falls
MDT
Harrisburg
$264 Roundtrip, found 2 days ago
$264
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, Aug 23 from Sioux Falls to Harrisburg, returning Sat, Sep 6, priced at $264 found 2 days ago
Delta
Wed, Aug 20 - Sat, Sep 6
FSD
Sioux Falls
MDT
Harrisburg
$269 Roundtrip, found 2 days ago
$269
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Aug 20 from Sioux Falls to Harrisburg, returning Sat, Sep 6, priced at $269 found 2 days ago
American Airlines
Wed, Sep 10 - Mon, Sep 15
FSD
Sioux Falls
MDT
Harrisburg
$274 Roundtrip, found 3 hours ago
$274
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Wed, Sep 10 from Sioux Falls to Harrisburg, returning Mon, Sep 15, priced at $274 found 3 hours ago
Delta
Thu, Jul 3 - Fri, Jul 18
FSD
Sioux Falls
MDT
Harrisburg
$279 Roundtrip, found 2 days ago
$279
Roundtrip
found 2 days ago
Select Delta flight, departing Thu, Jul 3 from Sioux Falls to Harrisburg, returning Fri, Jul 18, priced at $279 found 2 days ago
Delta
Sat, Jul 26 - Tue, Jul 29
FSD
Sioux Falls
MDT
Harrisburg
$289 Roundtrip, found 4 days ago
$289
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Jul 26 from Sioux Falls to Harrisburg, returning Tue, Jul 29, priced at $289 found 4 days ago
Delta
Thu, Jul 3 - Sat, Jul 19
FSD
Sioux Falls
MDT
Harrisburg
$294 Roundtrip, found 2 days ago
$294
Roundtrip
found 2 days ago
Select Delta flight, departing Thu, Jul 3 from Sioux Falls to Harrisburg, returning Sat, Jul 19, priced at $294 found 2 days ago
American Airlines
Tue, Jul 1 - Tue, Jul 8
FSD
Sioux Falls
MDT
Harrisburg
$307 Roundtrip, found 3 hours ago
$307
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Tue, Jul 1 from Sioux Falls to Harrisburg, returning Tue, Jul 8, priced at $307 found 3 hours ago
Delta
Tue, Jul 15 - Tue, Jul 29
FSD
Sioux Falls
MDT
Harrisburg
$319 Roundtrip, found 2 days ago
$319
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Jul 15 from Sioux Falls to Harrisburg, returning Tue, Jul 29, priced at $319 found 2 days ago
Delta
Tue, Jul 1 - Wed, Jul 9
FSD
Sioux Falls
MDT
Harrisburg
$321 Roundtrip, found 6 days ago
$321
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Jul 1 from Sioux Falls to Harrisburg, returning Wed, Jul 9, priced at $321 found 6 days ago
United
Wed, Jul 2 - Fri, Jul 11
FSD
Sioux Falls
MDT
Harrisburg
$350 Roundtrip, found 2 days ago
$350
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jul 2 from Sioux Falls to Harrisburg, returning Fri, Jul 11, priced at $350 found 2 days ago

Find the cheapest month to fly from Sioux Falls (FSD) to Harrisburg (MDT)

September is typically the cheapest month to fly

From $208 - $778 per traveler.

Graph displaying average flight prices per month

Flights from Sioux Falls (FSD) to Harrisburg (MDT)
Origin airport
Sioux Falls Regional
Destination airport
Harrisburg Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$264
Distance
1050 mi

Sioux Falls to Harrisburg Flights

The cheapest times to fly from Sioux Falls to Harrisburg

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

 

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

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

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 Harrisburg in 2025. You can also book with separate airlines for your outbound and return journeys, from $170 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 Harrisburg 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 Harrisburg 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 Harrisburg Intl. Airport (MDT) cost?
Discover the latest flight deals from FSD to MDT 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 MDT?
The cheapest flights from FSD to MDT 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 MDT?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from FSD to MDT. 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 Harrisburg Intl. Airport (MDT)?
Direct flights from Sioux Falls Regional Airport (FSD) to Harrisburg Intl. Airport (MDT) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from FSD to MDT?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change based on a number of factors, including the time of year and carrier.*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 Harrisburg Intl. Airport (MDT)?
Choose a flight from Sioux Falls Regional Airport (FSD) to Harrisburg Intl. Airport (MDT) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Later departures are on average 22% more likely to be 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.
Is it cheaper to buy a plane ticket from Sioux Falls Regional Airport (FSD) to Harrisburg Intl. Airport (MDT) last-minute?
Booking your plane ticket from FSD to MDT just before your journey is typically more expensive. However, if there's some wiggle room with your travel times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book a FSD to MDT flight and hotel package?
Compared with arranging flights and hotels separately, booking a FSD to MDT flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one easy place takes the hassle out of travel planning. Just secure your flights and select from our wide range of stays, then tailor your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Sioux Falls Regional Airport (FSD) to Harrisburg Intl. Airport (MDT)?
If you reserved your FSD to MDT flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the fare type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you want more information.

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*Available to One Key members.