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NSY to FSI: distance & flight time
Sigonella (Sigonella Navy Air Base) → Fort Sill (Henry Post Army Air Field (Fort Sill))
5,875 mi
9,455 km · 5,105 nm
11h 59m
estimated nonstop flight time
-7h
time difference · heading northwest
See live NSY→FSI fares Phone-only fares on this route — call free
Flight time details
5,875 miles nonstop takes roughly 11h 59m 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
- NSY — Sigonella Navy Air Base · Sigonella, Italy
- 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 NSY
- CTA · Catania-Fontanarossa Airport9 mi away
- CIY · Comiso Airport33 mi away
- REG · Reggio Calabria Airport61 mi away
- GZM · Xewkija Heliport102 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 NSY from FSI?
The flight distance from Sigonella (NSY) to Fort Sill (FSI) is 5,875 miles (9,455 km, 5,105 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from NSY to FSI?
A nonstop flight takes about 11h 59m 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 Sigonella and Fort Sill?
Fort Sill is 7 hours behind Sigonella.
What is the cheapest way to fly from NSY to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on NSY–FSI that never appear on search engines, with no booking fees.