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GNB to FSI: distance & flight time
Grenoble (Grenoble-Isère Airport) → Fort Sill (Henry Post Army Air Field (Fort Sill))
5,147 mi
8,283 km · 4,473 nm
10h 34m
estimated nonstop flight time
-7h
time difference · heading northwest
See live GNB→FSI fares Phone-only fares on this route — call free
Flight time details
5,147 miles nonstop takes roughly 10h 34m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- GNB — Grenoble-Isère Airport · Grenoble, France
- 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 GNB
- LYS · Lyon Saint-Exupéry Airport28 mi away
- LYN · Lyon-Bron Airport31 mi away
- CMF · Chambéry-Savoie Airport33 mi away
- VAF · Valence-Chabeuil Airport35 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 GNB from FSI?
The flight distance from Grenoble (GNB) to Fort Sill (FSI) is 5,147 miles (8,283 km, 4,473 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GNB to FSI?
A nonstop flight takes about 10h 34m 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 Grenoble and Fort Sill?
Fort Sill is 7 hours behind Grenoble.
What is the cheapest way to fly from GNB to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GNB–FSI that never appear on search engines, with no booking fees.