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DUC to FSD: distance & flight time
Duncan (Halliburton Field) → Sioux Falls (Joe Foss Field Airport)
633 mi
1,019 km · 550 nm
1h 51m
estimated nonstop flight time
Same time
time difference · heading north
See live DUC→FSD fares Phone-only fares on this route — call free
Flight time details
633 miles nonstop takes roughly 1h 51m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- DUC — Halliburton Field · Duncan, 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 DUC
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 DUC from FSD?
The flight distance from Duncan (DUC) to Sioux Falls (FSD) is 633 miles (1,019 km, 550 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DUC to FSD?
A nonstop flight takes about 1h 51m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the cheapest way to fly from DUC to FSD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DUC–FSD that never appear on search engines, with no booking fees.