AirHint found the following cheapest return flights from Kuala Lumpur (KUL) to Kathmandu (KTM) in September 2026 (see full year).

Return flights

01 Sep - 09 Sep	SriLankan Airlines
13 Sep - 21 Sep	SriLankan Airlines
28 Sep - 06 Oct	Air India
14 Sep - 28 Sep	AirAsia
09 Sep - 18 Sep	Air India
01 Sep - 08 Sep	Air India
07 Sep - 14 Sep	AirAsia
16 Sep - 26 Sep	Air India
28 Sep - 05 Oct	Air India
07 Sep - 19 Sep	Air India
14 Sep - 28 Sep	Malaysia Airlines	direct
13 Sep - 21 Sep	Malaysia Airlines	direct
28 Sep - 05 Oct	Malaysia Airlines	direct
29 Sep - 07 Oct	Malaysia Airlines	direct

Also check the deals for one-way flights from Kuala Lumpur to Kathmandu in September.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Kuala Lumpur to Kathmandu in September from 246€

Return flights