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CCU to DUC: distance & flight time
Kolkata (Netaji Subhash Chandra Bose International Airport) → Duncan (Halliburton Field)
8,467 mi
13,627 km · 7,358 nm
17h 4m
estimated nonstop flight time
-10.5h
time difference · heading north
See live CCU→DUC fares Phone-only fares on this route — call free
Flight time details
8,467 miles nonstop takes roughly 17h 4m 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 set-back when reading arrival times on your ticket.
The two airports
- CCU — Netaji Subhash Chandra Bose International Airport · Kolkata, India
- DUC — Halliburton Field · Duncan, 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 CCU
- JSR · Jessore Airport58 mi away
- RDP · Kazi Nazrul Islam Airport102 mi away
- IRD · Ishurdi Airport110 mi away
- BZL · Barisal Airport119 mi away
Near DUC
Frequently asked questions
How far is CCU from DUC?
The flight distance from Kolkata (CCU) to Duncan (DUC) is 8,467 miles (13,627 km, 7,358 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CCU to DUC?
A nonstop flight takes about 17h 4m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from CCU to DUC?
Nonstop service on CCU–DUC depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 17h 4m nonstop estimate.
What is the time difference between Kolkata and Duncan?
Duncan is 10.5 hours behind Kolkata.
What is the cheapest way to fly from CCU to DUC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CCU–DUC that never appear on search engines, with no booking fees.
Why are some CCU to DUC fares phone-only?
Consolidator contracts let us sell certain CCU–DUC tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.