AirHint found the following cheapest return flights from Adelaide (ADL) to Kathmandu (KTM) in October 2025 (see full year).

Return flights

21 Oct - 21 Nov	Indonesia AirAsia
21 Oct - 30 Nov	Indonesia AirAsia
15 Oct - 29 Nov	Jetstar
21 Oct - 22 Nov	Jetstar
19 Oct - 26 Nov	Jetstar
21 Oct - 26 Nov	Jetstar
19 Oct - 16 Nov	Singapore Airlines
19 Oct - 02 Nov	Jetstar
04 Oct - 08 Nov	Jetstar
22 Oct - 22 Nov	Jetstar
09 Oct - 19 Oct	Singapore Airlines
03 Oct - 25 Oct	Jetstar
01 Oct - 22 Oct	Jetstar
02 Oct - 28 Oct	Jetstar
09 Oct - 29 Oct	Indonesia AirAsia
02 Oct - 29 Oct	Jetstar
01 Oct - 31 Oct	Jetstar
01 Oct - 29 Oct	Jetstar

Also check the deals for one-way flights from Adelaide to Kathmandu in October.

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 Adelaide to Kathmandu in October from $801

Return flights