Distance From Portsmouth International at Pease Airport to Netaji Subhash Chandra Bose International Airport, PSM - CCU Distance

The distance from Portsmouth International at Pease Airport (PSM) to Netaji Subhash Chandra Bose International Airport (CCU) is 7708 miles or 12404 kilometers or 6693 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 Portsmouth ( United States ) to Kolkata ( India )?

A one-way nonstop (direct) flight between Portsmouth and Kolkata takes around 17 hours 43 minutes.

Estimated flight time from Portsmouth International at Pease Airport, Portsmouth, United States to Netaji Subhash Chandra Bose International Airport, Kolkata, India is 17 hours 43 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 • PSM - CCU

Kilometers		12404 km
Statute Miles		7708 miles
Nautical Miles		6693 nm
Avg. Time of Flight		17 hours 43 minutes

Portsmouth International at Pease Airport to Netaji Subhash Chandra Bose International Airport Flight Route Map - PSM to CCU Flight Path

Location of Portsmouth International at Pease Airport & Netaji Subhash Chandra Bose International Airport is given below.
Click the map to view Portsmouth to Kolkata nonstop flight path and travel direction.

Click to see flight route on Google Map between Portsmouth, United States and Kolkata, India. .

Nonstop flight route between Portsmouth, United States and Kolkata, India.

Time Difference Between the Airports • PSM - CCU

Time difference between Portsmouth (United States) and Kolkata (India) is 10 Hours 30 Minutes.
Kolkata time is 10 Hours 30 Minutes ahead of Portsmouth.

Location	Local Time
Portsmouth (United States)	2025-12-16, 07:46:44 EST
Kolkata (India)	2025-12-16, 18:16:44 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

Portsmouth International at Pease Airport (PSM / KPSM) Portsmouth, United States

Destination

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