Wanderlust World Wanderlust World Distance between Kuala Lumpur and Singapore is 320 km. This air travel distance is equal to 199 miles. The air travel (bird fly) shortest distance between Kuala Lumpur and Singapore is 320 km= 199 miles. If you travel with an airplane (which has average speed of 560 miles) from Kuala Lumpur to Singapore, It takes 0.36 hours to arrive.