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KSO to CCU: distance & flight time
Kastoria (Kastoria National Airport) → Kolkata (Netaji Subhash Chandra Bose International Airport)
4,042 mi
6,505 km · 3,513 nm
8h 24m
estimated nonstop flight time
+2.5h
time difference · heading east
See live KSO→CCU fares Phone-only fares on this route — call free
Flight time details
4,042 miles nonstop takes roughly 8h 24m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2.5-hour time gain when reading arrival times on your ticket.
The two airports
- KSO — Kastoria National Airport · Kastoria, Greece
- 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 KSO
- KZI · Filippos Airport31 mi away
- IOA · Ioannina Airport57 mi away
- OHD · Ohrid St. Paul the Apostle Airport58 mi away
- LRA · Larisa Airport83 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 KSO from CCU?
The flight distance from Kastoria (KSO) to Kolkata (CCU) is 4,042 miles (6,505 km, 3,513 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KSO to CCU?
A nonstop flight takes about 8h 24m 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 Kastoria and Kolkata?
Kolkata is 2.5 hours ahead of Kastoria.
What is the cheapest way to fly from KSO to CCU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KSO–CCU that never appear on search engines, with no booking fees.