Distance From Seoul Air Base (K-16) to Netaji Subhash Chandra Bose International Airport, SSN - CCU Distance

The distance from Seoul Air Base (K-16) (SSN) to Netaji Subhash Chandra Bose International Airport (CCU) is 2506 miles or 4033 kilometers or 2176 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.

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How long does it take to travel from Seongnam ( South Korea ) to Kolkata ( India )?

A one-way nonstop (direct) flight between Seongnam and Kolkata takes around 5 hours 45 minutes.

Estimated flight time from Seoul Air Base (K-16), Seongnam, South Korea to Netaji Subhash Chandra Bose International Airport, Kolkata, India is 5 hours 45 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 • SSN - CCU

Kilometers		4033 km
Statute Miles		2506 miles
Nautical Miles		2176 nm
Avg. Time of Flight		5 hours 45 minutes

Seoul Air Base (K-16) to Netaji Subhash Chandra Bose International Airport Flight Route Map - SSN to CCU Flight Path

Location of Seoul Air Base (K-16) & Netaji Subhash Chandra Bose International Airport is given below.
Click the map to view Seongnam to Kolkata nonstop flight path and travel direction.

Click to see flight route on Google Map between Seongnam, South Korea and Kolkata, India. .

Nonstop flight route between Seongnam, South Korea and Kolkata, India.

Time Difference Between the Airports • SSN - CCU

Time difference between Seongnam (South Korea) and Kolkata (India) is 3 Hours 30 Minutes.
Kolkata time is 3 Hours 30 Minutes behind Seongnam.

Location	Local Time
Seongnam (South Korea)	2025-12-13, 23:34:52 KST
Kolkata (India)	2025-12-13, 20:04:52 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.

Origin

Seoul Air Base (K-16) (SSN / RKSM) Seongnam, South Korea

Destination

Netaji Subhash Chandra Bose International Airport (CCU / VECC) Kolkata, India