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 Pekanbaru is December and the most expensive month to fly is November. (Average prices, based on 756 datapoints.)
The best day to arrive at Kuala Lumpur is Friday and it would be best to avoid Sunday, as prices are on average 92.98% higher than on Friday. (Average prices, based on 608 datapoints.)
The cheapest airline flying from Kuala Lumpur to Pekanbaru is Malindo Air. They are 59% cheaper than MasWings. (Average prices, based on 763 datapoints.)