"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 London (LHR), United Kingdom to Singapore (SIN), Singapore illustrated on a map. Based on 18 recorded flights, the distance can vary between 7047 and 7445 miles.
You can also check the reverse route: Singapore to London