Need help booking?
Unpublished phone-only deals available
CCU to ISU: distance & flight time
Kolkata (Netaji Subhash Chandra Bose International Airport) → Sulaymaniyah (Sulaymaniyah International Airport)
2,728 mi
4,390 km · 2,370 nm
5h 49m
estimated nonstop flight time
-2.5h
time difference · heading northwest
See live CCU→ISU fares Phone-only fares on this route — call free
Flight time details
2,728 miles nonstop takes roughly 5h 49m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2.5-hour time set-back when reading arrival times on your ticket.
The two airports
- CCU — Netaji Subhash Chandra Bose International Airport · Kolkata, India
- ISU — Sulaymaniyah International Airport · Sulaymaniyah, Iraq
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 CCU
- JSR · Jessore Airport58 mi away
- RDP · Kazi Nazrul Islam Airport102 mi away
- IRD · Ishurdi Airport110 mi away
- BZL · Barisal Airport119 mi away
Near ISU
- KIK · Kirkuk Air Base55 mi away
- EBL · Erbil International Airport89 mi away
- SDG · Sanandaj Airport98 mi away
- XQC · Joint Base Balad124 mi away
Frequently asked questions
How far is CCU from ISU?
The flight distance from Kolkata (CCU) to Sulaymaniyah (ISU) is 2,728 miles (4,390 km, 2,370 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CCU to ISU?
A nonstop flight takes about 5h 49m 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 Kolkata and Sulaymaniyah?
Sulaymaniyah is 2.5 hours behind Kolkata.
What is the cheapest way to fly from CCU to ISU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CCU–ISU that never appear on search engines, with no booking fees.