Need help booking?
Unpublished phone-only deals available
NUW to FSI: distance & flight time
Whidbey Island (Whidbey Island Naval Air Station (Ault Field)) → Fort Sill (Henry Post Army Air Field (Fort Sill))
1,561 mi
2,512 km · 1,356 nm
3h 32m
estimated nonstop flight time
+2h
time difference · heading southeast
See live NUW→FSI fares Phone-only fares on this route — call free
Flight time details
1,561 miles nonstop takes roughly 3h 32m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- NUW — Whidbey Island Naval Air Station (Ault Field) · Whidbey Island, 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 NUW
- MVW · Skagit Regional Airport14 mi away
- LPS · Lopez Island Airport16 mi away
- FRD · Friday Harbor Airport21 mi away
- YVR · Vancouver International Airport63 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 NUW from FSI?
The flight distance from Whidbey Island (NUW) to Fort Sill (FSI) is 1,561 miles (2,512 km, 1,356 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from NUW to FSI?
A nonstop flight takes about 3h 32m 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 Whidbey Island and Fort Sill?
Fort Sill is 2 hours ahead of Whidbey Island.
What is the cheapest way to fly from NUW to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on NUW–FSI that never appear on search engines, with no booking fees.