Distance From Washington Dulles International Airport to Netaji Subhash Chandra Bose International Airport, IAD - CCU Distance

The distance from Washington Dulles International Airport (IAD) to Netaji Subhash Chandra Bose International Airport (CCU) is 8084 miles or 13010 kilometers or 7020 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 Dulles ( United States ) to Kolkata ( India )?

A one-way nonstop (direct) flight between Dulles and Kolkata takes around 18 hours 35 minutes.

Estimated flight time from Washington Dulles International Airport, Dulles, United States to Netaji Subhash Chandra Bose International Airport, Kolkata, India is 18 hours 35 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 • IAD - CCU

Kilometers		13010 km
Statute Miles		8084 miles
Nautical Miles		7020 nm
Avg. Time of Flight		18 hours 35 minutes

Washington Dulles International Airport to Netaji Subhash Chandra Bose International Airport Flight Route Map - IAD to CCU Flight Path

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

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

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

Time Difference Between the Airports • IAD - CCU

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

Location	Local Time
Dulles (United States)	2025-01-15, 06:49:33 EST
Kolkata (India)	2025-01-15, 17:19:33 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

Washington Dulles International Airport (IAD / KIAD) Dulles, United States

Destination

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