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STK to FSD: distance & flight time
Sterling (Sterling Municipal Airport) → Sioux Falls (Joe Foss Field Airport)
392 mi
631 km · 341 nm
1h 30m
estimated nonstop flight time
+1h
time difference · heading northeast
See live STK→FSD fares Phone-only fares on this route — call free
Flight time details
392 miles nonstop takes roughly 1h 30m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- STK — Sterling Municipal Airport · Sterling, United States
- FSD — Joe Foss Field Airport · Sioux Falls, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near STK
- AKO · Colorado Plains Regional Airport30 mi away
- SNY · Sidney Municipal-Lloyd W Carr Field37 mi away
- DEN · Denver International Airport91 mi away
- GXY · Greeley–Weld County Airport73 mi away
Near FSD
- YKN · Chan Gurney Municipal Airport56 mi away
- MHE · Mitchell Municipal Airport66 mi away
- SPW · Spencer Municipal Airport82 mi away
- SUX · Sioux Gateway Col. Bud Day Field83 mi away
Frequently asked questions
How far is STK from FSD?
The flight distance from Sterling (STK) to Sioux Falls (FSD) is 392 miles (631 km, 341 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from STK to FSD?
A nonstop flight takes about 1h 30m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from STK to FSD?
Nonstop service on STK–FSD depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 1h 30m nonstop estimate.
What is the time difference between Sterling and Sioux Falls?
Sioux Falls is 1 hour ahead of Sterling.
What is the cheapest way to fly from STK to FSD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on STK–FSD that never appear on search engines, with no booking fees.
Why are some STK to FSD fares phone-only?
Consolidator contracts let us sell certain STK–FSD tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.