Distance From Thompson Falls Airport to Netaji Subhash Chandra Bose International Airport, THM - CCU Distance

The distance from Thompson Falls Airport (THM) to Netaji Subhash Chandra Bose International Airport (CCU) is 7365 miles or 11853 kilometers or 6396 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 Thompson Falls ( United States ) to Kolkata ( India )?

A one-way nonstop (direct) flight between Thompson Falls and Kolkata takes around 16 hours 55 minutes.

Estimated flight time from Thompson Falls Airport, Thompson Falls, United States to Netaji Subhash Chandra Bose International Airport, Kolkata, India is 16 hours 55 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 • THM - CCU

Kilometers		11853 km
Statute Miles		7365 miles
Nautical Miles		6396 nm
Avg. Time of Flight		16 hours 55 minutes

Thompson Falls Airport to Netaji Subhash Chandra Bose International Airport Flight Route Map - THM to CCU Flight Path

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

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

Nonstop flight route between Thompson Falls, United States and Kolkata, India.

Time Difference Between the Airports • THM - CCU

Time difference between Thompson Falls (United States) and Kolkata (India) is 12 Hours 30 Minutes.
Kolkata time is 12 Hours 30 Minutes ahead of Thompson Falls.

Location	Local Time
Thompson Falls (United States)	2025-12-16, 00:57:14 MST
Kolkata (India)	2025-12-16, 13:27:14 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

Thompson Falls Airport (THM / KTHM) Thompson Falls, United States

Destination

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