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

Return flights

18 Oct - 19 Oct	Air India
13 Oct - 20 Oct	Air India
04 Oct - 10 Oct	Air India
15 Oct - 21 Oct	Air India
03 Oct - 05 Oct	Air India
14 Oct - 22 Oct	Air India
13 Oct - 22 Oct	Air India
18 Oct - 21 Oct	Air India
12 Oct - 19 Oct	Air India
11 Oct - 19 Oct	Air India
18 Oct - 15 Nov	Air India
29 Oct - 09 Nov	Air India
27 Oct - 25 Nov	Air India
28 Oct - 26 Nov	Air India
25 Oct - 08 Nov	Air India
11 Oct - 08 Nov	Air India
28 Oct - 08 Nov	Air India
15 Oct - 01 Nov	Air India
29 Oct - 02 Nov	Air India
31 Oct - 04 Nov	Air India

Also check the deals for one-way flights from Tokyo 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 Tokyo to Kathmandu in October from $639

Return flights