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RCA to CCU: distance & flight time
Rapid City (Ellsworth Air Force Base) → Kolkata (Netaji Subhash Chandra Bose International Airport)
7,764 mi
12,495 km · 6,747 nm
15h 41m
estimated nonstop flight time
+11.5h
time difference · heading north
See live RCA→CCU fares Phone-only fares on this route — call free
Flight time details
7,764 miles nonstop takes roughly 15h 41m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11.5-hour time gain when reading arrival times on your ticket.
The two airports
- RCA — Ellsworth Air Force Base · Rapid City, 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 RCA
- RAP · Rapid City Regional Airport7 mi away
- SPF · Black Hills Airport-Clyde Ice Field41 mi away
- CDR · Chadron Municipal Airport90 mi away
- GCC · Gillette Campbell County Airport121 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 RCA from CCU?
The flight distance from Rapid City (RCA) to Kolkata (CCU) is 7,764 miles (12,495 km, 6,747 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RCA to CCU?
A nonstop flight takes about 15h 41m 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 Rapid City and Kolkata?
Kolkata is 11.5 hours ahead of Rapid City.
What is the cheapest way to fly from RCA to CCU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RCA–CCU that never appear on search engines, with no booking fees.