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CYI to FSI: distance & flight time
Chiayi (Chiayi Airport) → Fort Sill (Henry Post Army Air Field (Fort Sill))
7,684 mi
12,366 km · 6,677 nm
15h 32m
estimated nonstop flight time
-13h
time difference · heading northeast
See live CYI→FSI fares Phone-only fares on this route — call free
Flight time details
7,684 miles nonstop takes roughly 15h 32m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time set-back when reading arrival times on your ticket.
The two airports
- CYI — Chiayi Airport · Chiayi, Taiwan
- 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 CYI
- TNN · Tainan Airport37 mi away
- MZG · Makung Airport49 mi away
- PIF · Pingtung North Airport53 mi away
- TXG · Taichung Airport53 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 CYI from FSI?
The flight distance from Chiayi (CYI) to Fort Sill (FSI) is 7,684 miles (12,366 km, 6,677 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CYI to FSI?
A nonstop flight takes about 15h 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 Chiayi and Fort Sill?
Fort Sill is 13 hours behind Chiayi.
What is the cheapest way to fly from CYI to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CYI–FSI that never appear on search engines, with no booking fees.