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NCO to FSI: distance & flight time
North Kingstown (Quonset State Airport) → Fort Sill (Henry Post Army Air Field (Fort Sill))
1,536 mi
2,472 km · 1,335 nm
3h 29m
estimated nonstop flight time
-1h
time difference · heading west
See live NCO→FSI fares Phone-only fares on this route — call free
Flight time details
1,536 miles nonstop takes roughly 3h 29m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- NCO — Quonset State Airport · North Kingstown, United States
- 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 NCO
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 NCO from FSI?
The flight distance from North Kingstown (NCO) to Fort Sill (FSI) is 1,536 miles (2,472 km, 1,335 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from NCO to FSI?
A nonstop flight takes about 3h 29m 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 North Kingstown and Fort Sill?
Fort Sill is 1 hour behind North Kingstown.
What is the cheapest way to fly from NCO to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on NCO–FSI that never appear on search engines, with no booking fees.