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ADT to CCU: distance & flight time
Ada (Ada Regional Airport) → Kolkata (Netaji Subhash Chandra Bose International Airport)
8,453 mi
13,603 km · 7,345 nm
17h 2m
estimated nonstop flight time
+10.5h
time difference · heading north
See live ADT→CCU fares Phone-only fares on this route — call free
Flight time details
8,453 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
- ADT — Ada Regional Airport · Ada, 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 ADT
- ADM · Ardmore Municipal Airport40 mi away
- MLC · Mc Alester Regional Airport51 mi away
- TIK · Tinker Air Force Base58 mi away
- OKC · Will Rogers World Airport66 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 ADT from CCU?
The flight distance from Ada (ADT) to Kolkata (CCU) is 8,453 miles (13,603 km, 7,345 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ADT 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 Ada and Kolkata?
Kolkata is 10.5 hours ahead of Ada.
What is the cheapest way to fly from ADT to CCU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ADT–CCU that never appear on search engines, with no booking fees.