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FSI to TIR: distance & flight time
Fort Sill (Henry Post Army Air Field (Fort Sill)) → Tirupeti (Tirupati Airport)
9,098 mi
14,642 km · 7,906 nm
18h 18m
estimated nonstop flight time
+10.5h
time difference · heading north
See live FSI→TIR 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 gain when reading arrival times on your ticket.
The two airports
- FSI — Henry Post Army Air Field (Fort Sill) · Fort Sill, United States
- TIR — Tirupati Airport · Tirupeti, India
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 TIR
- MAA · Chennai International Airport61 mi away
- CDP · Kadapa Airport80 mi away
- PNY · Pondicherry Airport116 mi away
- PUT · Sri Sathya Sai Airport123 mi away
Frequently asked questions
How far is FSI from TIR?
The flight distance from Fort Sill (FSI) to Tirupeti (TIR) 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 FSI to TIR?
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 Fort Sill and Tirupeti?
Tirupeti is 10.5 hours ahead of Fort Sill.
What is the cheapest way to fly from FSI to TIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FSI–TIR that never appear on search engines, with no booking fees.