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GNS to FSI: distance & flight time
Gunung Sitoli (Binaka Airport) → Fort Sill (Henry Post Army Air Field (Fort Sill))
9,751 mi
15,693 km · 8,474 nm
19h 35m
estimated nonstop flight time
-12h
time difference · heading north
See live GNS→FSI fares Phone-only fares on this route — call free
Flight time details
9,751 miles nonstop takes roughly 19h 35m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time set-back when reading arrival times on your ticket.
The two airports
- GNS — Binaka Airport · Gunung Sitoli, Indonesia
- FSI — Henry Post Army Air Field (Fort Sill) · Fort Sill, 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 GNS
- FLZ · Dr Ferdinand Lumban Tobing Airport86 mi away
- DTB · Silangit Airport117 mi away
- AEG · Aek Godang Airport120 mi away
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
Frequently asked questions
How far is GNS from FSI?
The flight distance from Gunung Sitoli (GNS) to Fort Sill (FSI) is 9,751 miles (15,693 km, 8,474 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GNS to FSI?
A nonstop flight takes about 19h 35m 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 time difference between Gunung Sitoli and Fort Sill?
Fort Sill is 12 hours behind Gunung Sitoli.
What is the cheapest way to fly from GNS to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GNS–FSI that never appear on search engines, with no booking fees.