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

Return flights

28 Sep - 31 Oct	ANA
25 Sep - 30 Oct	ANA
27 Sep - 30 Oct	Singapore Airlines
27 Sep - 31 Oct	Singapore Airlines
25 Sep - 27 Oct	ANA
27 Sep - 29 Oct	Singapore Airlines
26 Sep - 26 Oct	ANA
25 Sep - 26 Oct	ANA
29 Sep - 29 Oct	ANA
25 Sep - 25 Oct	ANA

Also check the deals for one-way flights from Okinawa 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 Okinawa to Kathmandu in September from 2526€

Return flights