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FSI to ADL: distance & flight time
Fort Sill (Henry Post Army Air Field (Fort Sill)) → Adelaide (Adelaide International Airport)
9,253 mi
14,891 km · 8,040 nm
18h 37m
estimated nonstop flight time
+14.5h
time difference · heading west
See live FSI→ADL fares Phone-only fares on this route — call free
Flight time details
9,253 miles nonstop takes roughly 18h 37m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14.5-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
- ADL — Adelaide International Airport · Adelaide, 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 ADL
- PEA · Penneshaw Airport65 mi away
- KGC · Kingscote Airport78 mi away
- PPI · Port Pirie Airport122 mi away
- RMK · Renmark Airport132 mi away
Frequently asked questions
How far is FSI from ADL?
The flight distance from Fort Sill (FSI) to Adelaide (ADL) is 9,253 miles (14,891 km, 8,040 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FSI to ADL?
A nonstop flight takes about 18h 37m 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 Adelaide?
Adelaide is 14.5 hours ahead of Fort Sill.
What is the cheapest way to fly from FSI to ADL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FSI–ADL that never appear on search engines, with no booking fees.