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

Return flights

31 Dec - 03 Jan	China Eastern
11 Dec - 14 Dec	Thai AirAsia
20 Dec - 31 Dec	Air China
23 Dec - 31 Dec	Air China
08 Dec - 12 Dec	Thai Airways
11 Dec - 25 Dec	Thai Airways
12 Dec - 20 Dec	Thai Airways
21 Dec - 31 Dec	Thai Airways
20 Dec - 28 Dec	Thai Airways
22 Dec - 31 Dec	Thai Airways
24 Dec - 31 Dec	Thai Airways
24 Dec - 02 Jan	Thai Airways
20 Dec - 02 Jan	Thai Airways
27 Dec - 04 Jan	Thai AirAsia

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

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 Taipei to Kathmandu in December from 417€

Return flights