"See actual flight paths with flightpaths.com"
Weather, politics and local regulations can affect the choice of airspace and flight corridors. Flightpaths.com lets you see the real flight paths and compare passenger airlines and flight times simplified on an interactive map.
Flights from Kolkata (CCU), India to Singapore (SIN), Singapore illustrated on a map. Based on 6 recorded flights, the distance can vary between 1895 and 1912 miles.
India
Malaysia
Singapore
Thailand
Over water
India
Malaysia
Thailand
Over water
Indonesia
Singapore
Bangladesh
You can also check the reverse route: Singapore to Kolkata