Cheapest return flights from Osaka to Kathmandu in December from $861

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

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

Return flights

24 Dec - 07 Jan Cathay Pacific
25 Dec - 01 Jan Thai Airways
25 Dec - 04 Jan Cathay Pacific
20 Dec - 07 Jan Thai AirAsia X
25 Dec - 07 Jan Thai AirAsia X
20 Dec - 05 Jan Thai AirAsia X
25 Dec - 05 Jan Thai AirAsia X
27 Dec - 07 Jan Thai AirAsia X
25 Dec - 02 Jan Thai Airways
27 Dec - 05 Jan Thai AirAsia X
20 Dec - 31 Dec Thai AirAsia X
20 Dec - 24 Dec Thai AirAsia X
25 Dec - 31 Dec Thai AirAsia X
27 Dec - 31 Dec Thai AirAsia X
26 Dec - 30 Dec Thai Airways

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

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 Kathmandu

Cheap car rent in Kathmandu