AirHint found the following cheapest return flights from Kuwait (KWI) to Kathmandu (KTM) in September 2025 (see full year).

Return flights

28 Sep - 14 Oct	Air Arabia
30 Sep - 07 Oct	Air Arabia
20 Sep - 30 Sep	Air Arabia
20 Sep - 27 Sep	Air Arabia
20 Sep - 26 Sep	Air Arabia
19 Sep - 26 Sep	Air Arabia
23 Sep - 30 Sep	Air Arabia
20 Sep - 30 Sep	Jazeera Airways	direct
20 Sep - 26 Sep	Jazeera Airways	direct
23 Sep - 30 Sep	Kuwait Airways	direct
23 Sep - 02 Oct	Air Arabia
19 Sep - 10 Oct	Air Arabia
25 Sep - 02 Oct	Air Arabia
27 Sep - 02 Oct	Air Arabia
19 Sep - 26 Sep	Jazeera Airways	direct
28 Sep - 05 Oct	Air Arabia
24 Sep - 22 Oct	flydubai
28 Sep - 01 Oct	Kuwait Airways	direct
20 Sep - 20 Sep	Emirates
27 Sep - 05 Oct	Air Arabia

Also check the deals for one-way flights from Kuwait 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 Kuwait to Kathmandu in September from $138

Return flights