AirHint found the following cheapest return flights from Osaka (KIX) to Kathmandu (KTM) in March 2026 (see full year).

Return flights

04 Mar - 11 Mar	Air China
10 Mar - 31 Mar	Air China
09 Mar - 25 Mar	Air China
11 Mar - 29 Mar	Air China
04 Mar - 31 Mar	Air China
13 Mar - 09 Apr	Air China
12 Mar - 07 Apr	Air China
03 Mar - 01 Apr	Air China
09 Mar - 03 Apr	Air China
06 Mar - 04 Apr	Air China
05 Mar - 05 Apr	Peach
14 Mar - 07 Apr	Air China
03 Mar - 15 Mar	VietJet Air
15 Mar - 22 Mar	Air China
06 Mar - 05 Apr	VietJet Air
15 Mar - 07 Apr	Peach
03 Mar - 02 Apr	Air China
02 Mar - 31 Mar	VietJet Air
02 Mar - 29 Mar	VietJet Air
10 Mar - 16 Mar	Thai AirAsia X

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

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 Osaka to Kathmandu in March from 349€

Return flights