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TIR to FSI: distance & flight time
Tirupeti (Tirupati Airport) → Fort Sill (Henry Post Army Air Field (Fort Sill))
9,098 mi
14,642 km · 7,906 nm
18h 18m
estimated nonstop flight time
-10.5h
time difference · heading north
See live TIR→FSI fares Phone-only fares on this route — call free
Flight time details
9,098 miles nonstop takes roughly 18h 18m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10.5-hour time set-back when reading arrival times on your ticket.
The two airports
- TIR — Tirupati Airport · Tirupeti, India
- 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 TIR
- MAA · Chennai International Airport61 mi away
- CDP · Kadapa Airport80 mi away
- PNY · Pondicherry Airport116 mi away
- PUT · Sri Sathya Sai Airport123 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 TIR from FSI?
The flight distance from Tirupeti (TIR) to Fort Sill (FSI) is 9,098 miles (14,642 km, 7,906 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TIR to FSI?
A nonstop flight takes about 18h 18m 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 Tirupeti and Fort Sill?
Fort Sill is 10.5 hours behind Tirupeti.
What is the cheapest way to fly from TIR to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TIR–FSI that never appear on search engines, with no booking fees.