Distance From Netaji Subhash Chandra Bose International Airport to Ulaanbaatar Chinggis Khaan International Airport, CCU - UBN Distance

The distance from Netaji Subhash Chandra Bose International Airport (CCU) to Ulaanbaatar Chinggis Khaan International Airport (UBN) is 2004 miles or 3224 kilometers or 1740 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 Kolkata ( India ) to Ulaanbaatar (Sergelen) ( Mongolia )?

A one-way nonstop (direct) flight between Kolkata and Ulaanbaatar (Sergelen) takes around 4 hours 36 minutes.

Estimated flight time from Netaji Subhash Chandra Bose International Airport, Kolkata, India to Ulaanbaatar Chinggis Khaan International Airport, Ulaanbaatar (Sergelen), Mongolia is 4 hours 36 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 • CCU - UBN

Kilometers		3224 km
Statute Miles		2004 miles
Nautical Miles		1740 nm
Avg. Time of Flight		4 hours 36 minutes

Netaji Subhash Chandra Bose International Airport to Ulaanbaatar Chinggis Khaan International Airport Flight Route Map - CCU to UBN Flight Path

Location of Netaji Subhash Chandra Bose International Airport & Ulaanbaatar Chinggis Khaan International Airport is given below.
Click the map to view Kolkata to Ulaanbaatar (Sergelen) nonstop flight path and travel direction.

Click to see flight route on Google Map between Kolkata, India and Ulaanbaatar (Sergelen), Mongolia. .

Nonstop flight route between Kolkata, India and Ulaanbaatar (Sergelen), Mongolia.

Time Difference Between the Airports • CCU - UBN

Time difference between Kolkata (India) and Ulaanbaatar (Sergelen) (Mongolia) is 2 Hours 30 Minutes.
Ulaanbaatar (Sergelen) time is 2 Hours 30 Minutes ahead of Kolkata.

Location	Local Time
Kolkata (India)	2025-01-15, 21:47:44 IST
Ulaanbaatar (Sergelen) (Mongolia)	2025-01-16, 00:17:44 +08

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

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

Destination

Ulaanbaatar Chinggis Khaan International Airport (UBN / ZMCK) Ulaanbaatar (Sergelen), Mongolia