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PHY to FSI: distance & flight time
Phetchabun (Phetchabun Airport) → Fort Sill (Henry Post Army Air Field (Fort Sill))
8,664 mi
13,944 km · 7,529 nm
17h 27m
estimated nonstop flight time
-12h
time difference · heading north
See live PHY→FSI fares Phone-only fares on this route — call free
Flight time details
8,664 miles nonstop takes roughly 17h 27m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time set-back when reading arrival times on your ticket.
The two airports
- PHY — Phetchabun Airport · Phetchabun, Thailand
- 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 PHY
- PHS · Phitsanulok Airport61 mi away
- LOE · Loei Airport63 mi away
- THS · Sukhothai Airport99 mi away
- KKC · Khon Kaen Airport106 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 PHY from FSI?
The flight distance from Phetchabun (PHY) to Fort Sill (FSI) is 8,664 miles (13,944 km, 7,529 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PHY to FSI?
A nonstop flight takes about 17h 27m 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 Phetchabun and Fort Sill?
Fort Sill is 12 hours behind Phetchabun.
What is the cheapest way to fly from PHY to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PHY–FSI that never appear on search engines, with no booking fees.