Cheap flights from Knoxville to Sioux Falls from $176
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Sioux Falls departing on 7/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Knoxville to Sioux Falls
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest day to depart on your flight to Sioux Falls?
The cheapest day to depart on your flight to Sioux Falls is on a Friday when prices can be found for as low as $289. This is often the case because there is less demand to fly during this day of the week. On the other hand, Thursday is the most expensive day to depart from Knoxville because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $721.
What is the cheapest time of day to depart on your flight to Sioux Falls?
Our most recent data shows that the best time of day to fly to Sioux Falls is in the morning. Flights from Knoxville to Sioux Falls during this time can be as low as $443. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $577 on average. Flights to Sioux Falls from Knoxville at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.
What is the cheapest airline that flies from Knoxville McGhee Tyson to Sioux Falls Joe Foss Field?
Allegiant Air, Delta, and American Airlines are the most popular carriers operating from Knoxville McGhee Tyson to Sioux Falls Joe Foss Field
What airlines fly to Sioux Falls?
American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Sioux Falls from Knoxville according to our data. American Airlines is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Sioux Falls. Keep in mind that there are 3 different airlines that fly to Sioux Falls on a routine basis, so you have a few additional options to choose from.
When to book flights from Knoxville to Sioux Falls
Cheap Knoxville to Sioux Falls (TYS to FSD) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Knoxville to Sioux Falls
How far is Knoxville McGhee Tyson to Sioux Falls Joe Foss Field by plane?
A flight from Knoxville McGhee Tyson to Sioux Falls Joe Foss Field will travel around 856.6 mi. A reasonable flight in good conditions will take 5h 20m.
When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Sioux Falls Joe Foss Field Airport?
Prices for flights from Knoxville McGhee Tyson Airport to Sioux Falls Joe Foss Field Airport are updated daily.
How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Sioux Falls Joe Foss Field Airport?
As of June 2025, there are 2 operators available to choose from for flights from Knoxville McGhee Tyson Airport to Sioux Falls Joe Foss Field Airport.
How old do you have to be to fly from Knoxville McGhee Tyson Airport to Sioux Falls Joe Foss Field Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to Sioux Falls Joe Foss Field Airport.
What documentation or ID do you need to fly to Sioux Falls Joe Foss Field Airport?
The travel and health documents you'll need for your trip to Sioux Falls Joe Foss Field Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sioux Falls Joe Foss Field Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Knoxville to Sioux Falls?
momondo data reveals that the most frequently booked airline on the route from Knoxville to Sioux Falls is American Airlines, representing 74% of all bookings. The subsequent popular airline is United Airlines at 26%.
Best airlines flying from Knoxville to Sioux Falls
Compare and see reviews for airlines that fly from Knoxville to Sioux Falls with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $258 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $357 | Free Cancellation | Rating 7.4 8,801 reviews |
Traveling to a place near Sioux Falls?
Book flights to Sioux Falls if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Knoxville to Sioux Falls?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Sioux Falls from Knoxville.
Can I find flights from Knoxville to Sioux Falls with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Sioux Falls from Knoxville with this policy.
How can momondo help me find flights from Knoxville to Sioux Falls?
Once all potential Knoxville to Sioux Falls flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Knoxville to Sioux Falls right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Knoxville to Sioux Falls now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Sioux Falls and let you know when they change.