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TDR to FSI: distance & flight time
Theodore (Theodore Airport) → Fort Sill (Henry Post Army Air Field (Fort Sill))
8,353 mi
13,444 km · 7,259 nm
16h 51m
estimated nonstop flight time
-15h
time difference · heading northeast
See live TDR→FSI fares Phone-only fares on this route — call free
Flight time details
8,353 miles nonstop takes roughly 16h 51m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time set-back when reading arrival times on your ticket.
The two airports
- TDR — Theodore Airport · Theodore, Australia
- 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 TDR
- THG · Thangool Airport46 mi away
- XTO · Taroom Airport57 mi away
- GLT · Gladstone Airport105 mi away
- GAH · Gayndah Airport105 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 TDR from FSI?
The flight distance from Theodore (TDR) to Fort Sill (FSI) is 8,353 miles (13,444 km, 7,259 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TDR to FSI?
A nonstop flight takes about 16h 51m 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 Theodore and Fort Sill?
Fort Sill is 15 hours behind Theodore.
What is the cheapest way to fly from TDR to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TDR–FSI that never appear on search engines, with no booking fees.