Need help booking?
Unpublished phone-only deals available
FSI to GDC: distance & flight time
Fort Sill (Henry Post Army Air Field (Fort Sill)) → Greenville (Donaldson Field Airport)
909 mi
1,463 km · 790 nm
2h 27m
estimated nonstop flight time
—
time difference · heading east
See live FSI→GDC fares Phone-only fares on this route — call free
Flight time details
909 miles nonstop takes roughly 2h 27m gate to gate, flying east. 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
- FSI — Henry Post Army Air Field (Fort Sill) · Fort Sill, United States
- GDC — Donaldson Field Airport · Greenville, 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 FSI
- LAW · Lawton Fort Sill Regional Airport6 mi away
- DUC · Halliburton Field28 mi away
- HBR · Hobart Regional Airport44 mi away
- SPS · Sheppard Air Force Base-Wichita Falls Municipal Airport46 mi away
Near GDC
Frequently asked questions
How far is FSI from GDC?
The flight distance from Fort Sill (FSI) to Greenville (GDC) is 909 miles (1,463 km, 790 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FSI to GDC?
A nonstop flight takes about 2h 27m 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 FSI to GDC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FSI–GDC that never appear on search engines, with no booking fees.