Please be aware that Kuala Lumpur has multiple airports and that these results are for all airports serving the city.
The best month to fly between Kuala Lumpur and Singapore is November and the most expensive month to fly is May. (Average prices, based on 3780 datapoints.)
The best day to arrive at Kuala Lumpur is Thursday and it would be best to avoid Friday, as prices are on average 84.62% higher than on Thursday. (Average prices, based on 7888 datapoints.)
The cheapest airline flying from Kuala Lumpur to Singapore is Malindo Air. They are 75% cheaper than Singapore Airlines. (Average prices, based on 3820 datapoints.)
The best time to fly is at around 6. (Average prices, based on 12087 datapoints.)