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UOS to DUC: distance & flight time
Sewanee (Franklin County Airport) → Duncan (Halliburton Field)
685 mi
1,103 km · 596 nm
1h 57m
estimated nonstop flight time
Same time
time difference · heading west
See live UOS→DUC fares Phone-only fares on this route — call free
Flight time details
685 miles nonstop takes roughly 1h 57m gate to gate, flying west. 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
- UOS — Franklin County Airport · Sewanee, United States
- DUC — Halliburton Field · Duncan, 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 UOS
- APT · Marion County Brown Field20 mi away
- CHA · Lovell Field41 mi away
- HUA · Redstone Army Air Field58 mi away
- HDI · Hardwick Field60 mi away
Near DUC
Frequently asked questions
How far is UOS from DUC?
The flight distance from Sewanee (UOS) to Duncan (DUC) is 685 miles (1,103 km, 596 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UOS to DUC?
A nonstop flight takes about 1h 57m 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 UOS to DUC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UOS–DUC that never appear on search engines, with no booking fees.