Cheapest return flights from Kathmandu to Osaka in September from $624

Best time to book flights for Kathmandu (KTM) to Osaka (KIX) flights at AirHint

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

Return flights

13 Sep - 17 Sep Thai AirAsia
09 Sep - 10 Sep Thai AirAsia
09 Sep - 17 Sep Thai AirAsia
13 Sep - 01 Oct Thai AirAsia
11 Sep - 17 Sep Thai AirAsia
16 Sep - 17 Sep Thai AirAsia
13 Sep - 22 Sep Thai AirAsia
09 Sep - 11 Sep Thai AirAsia
12 Sep - 17 Sep Thai AirAsia
15 Sep - 17 Sep Thai AirAsia
10 Sep - 17 Sep Thai AirAsia
11 Sep - 01 Oct Thai AirAsia
16 Sep - 01 Oct Thai AirAsia
12 Sep - 01 Oct Thai AirAsia
25 Sep - 01 Oct Thai AirAsia
15 Sep - 01 Oct Thai AirAsia
30 Sep - 16 Oct Malaysia Airlines
26 Sep - 01 Oct Thai AirAsia
22 Sep - 01 Oct Thai AirAsia
29 Sep - 01 Oct Thai AirAsia

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

Skyscanner

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.

Book a cheap hotel in Osaka

Cheap car rent in Osaka