The best month to arrive at Kathmandu is December and the most expensive month to fly is October. (Average prices, based on 559 datapoints.)
The best day to arrive at Kathmandu is Sunday and it would be best to avoid Tuesday, as prices are on average 70.49% higher than on Sunday. (Average prices, based on 565 datapoints.)
The cheapest airline flying to Kathmandu is Vistara. They are 86% cheaper than Cathay Pacific. (Average prices, based on 575 datapoints.)