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FSI to CCU: distance & flight time
Fort Sill (Henry Post Army Air Field (Fort Sill)) → Kolkata (Netaji Subhash Chandra Bose International Airport)
8,452 mi
13,602 km · 7,345 nm
17h 2m
estimated nonstop flight time
+10.5h
time difference · heading north
See live FSI→CCU fares Phone-only fares on this route — call free
Flight time details
8,452 miles nonstop takes roughly 17h 2m 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
- CCU — Netaji Subhash Chandra Bose International Airport · Kolkata, 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 CCU
- JSR · Jessore Airport58 mi away
- RDP · Kazi Nazrul Islam Airport102 mi away
- IRD · Ishurdi Airport110 mi away
- BZL · Barisal Airport119 mi away
Frequently asked questions
How far is FSI from CCU?
The flight distance from Fort Sill (FSI) to Kolkata (CCU) is 8,452 miles (13,602 km, 7,345 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FSI to CCU?
A nonstop flight takes about 17h 2m 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 Kolkata?
Kolkata is 10.5 hours ahead of Fort Sill.
What is the cheapest way to fly from FSI to CCU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FSI–CCU that never appear on search engines, with no booking fees.