The distance from Rome State Airport (REO) to Netaji Subhash Chandra Bose International Airport (CCU) is 7627 miles or 12275 kilometers or 6624 nautical miles.
The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.
12275 kilometers is the direct flight distance between Rome State Airport (United States) and Netaji Subhash Chandra Bose International Airport (India).
How long does it take to travel from Rome ( United States ) to Kolkata ( India )?
A one-way nonstop (direct) flight between Rome and Kolkata takes around 17 hours 32 minutes.
Estimated
flight time from Rome State Airport, Rome, United States to Netaji Subhash Chandra Bose International Airport, Kolkata, India is
17 hours 32 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.
Travel Distance Between the Airports • REO - CCU
| Kilometers | | 12275 km |
| Statute Miles | | 7627 miles |
| Nautical Miles | | 6624 nm |
| Avg. Time of Flight | | 17 hours 32 minutes |
Rome State Airport to Netaji Subhash Chandra Bose International Airport Flight Route Map - REO to CCU Flight Path
Location of Rome State Airport & Netaji Subhash Chandra Bose International Airport is given below.
Click the map to view Rome to Kolkata nonstop flight path and travel direction.
Click to see flight route on Google Map between Rome, United States and Kolkata, India. .
Nonstop flight route between Rome, United States and Kolkata, India.
Time Difference Between the Airports • REO - CCU
Time difference between
Rome (United States) and
Kolkata (India) is 11 Hours 30 Minutes.
Kolkata time is 11 Hours 30 Minutes ahead of Rome.
| Location | Local Time |
| Rome (United States) | 2026-05-01, 02:56:37 MDT |
| Kolkata (India) | 2026-05-01, 14:26:37 IST |
Why should you arrive 3 hours before international flight?
Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.