JetRadar compares airfares from Kuala Lumpur to Singapore with hundreds of airlines (including Lufthansa, United Airlines, Delta Air Lines) and dozens of online travel agencies in one single place. We provide you with all the options to find the cheapest flights to Singapore, you choose where to book. Also there you can find airlines special offers from Kuala Lumpur to Singapore. The cheapest round-trip price found within the last week was $49. The cheapest oneway price found within the last week was $20.