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SIF to FSI: distance & flight time
Simara (Simara Airport) → Fort Sill (Henry Post Army Air Field (Fort Sill))
8,160 mi
13,133 km · 7,091 nm
16h 28m
estimated nonstop flight time
-10.7h
time difference · heading north
See live SIF→FSI fares Phone-only fares on this route — call free
Flight time details
8,160 miles nonstop takes roughly 16h 28m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10.7-hour time set-back when reading arrival times on your ticket.
The two airports
- SIF — Simara Airport · Simara, Nepal
- 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 SIF
- KTM · Tribhuvan International Airport44 mi away
- BHR · Bharatpur Airport49 mi away
- MEY · Meghauli Airport54 mi away
- JKR · Janakpur Airport66 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 SIF from FSI?
The flight distance from Simara (SIF) to Fort Sill (FSI) is 8,160 miles (13,133 km, 7,091 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIF to FSI?
A nonstop flight takes about 16h 28m 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 Simara and Fort Sill?
Fort Sill is 10.7 hours behind Simara.
What is the cheapest way to fly from SIF to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIF–FSI that never appear on search engines, with no booking fees.