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FSI to ARM: distance & flight time
Fort Sill (Henry Post Army Air Field (Fort Sill)) → Armidale (Armidale Airport)
8,434 mi
13,573 km · 7,329 nm
17h
estimated nonstop flight time
+15h
time difference · heading west
See live FSI→ARM fares Phone-only fares on this route — call free
Flight time details
8,434 miles nonstop takes roughly 17h gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time gain when reading arrival times on your ticket.
The two airports
- FSI — Henry Post Army Air Field (Fort Sill) · Fort Sill, United States
- ARM — Armidale Airport · Armidale, Australia
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 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
Near ARM
- IVR · Inverell Airport52 mi away
- GLI · Glen Innes Airport59 mi away
- TMW · Tamworth Airport60 mi away
- KPS · Kempsey Airport78 mi away
Frequently asked questions
How far is FSI from ARM?
The flight distance from Fort Sill (FSI) to Armidale (ARM) is 8,434 miles (13,573 km, 7,329 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FSI to ARM?
A nonstop flight takes about 17h 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 Fort Sill and Armidale?
Armidale is 15 hours ahead of Fort Sill.
What is the cheapest way to fly from FSI to ARM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FSI–ARM that never appear on search engines, with no booking fees.