Cheapest one-way flights from Bangkok to Kathmandu in December from $107

AirHint found the following cheapest one-way flights from Bangkok (DMK) to Kathmandu (KTM) in December 2025 (see full year).

One-Way flights

24 Dec Thai AirAsia direct
01 Dec Thai AirAsia direct
10 Dec Thai AirAsia direct
22 Dec Thai AirAsia direct
17 Dec Thai AirAsia direct
03 Dec Thai AirAsia direct
05 Dec Thai AirAsia direct
14 Dec Thai AirAsia direct
21 Dec Thai AirAsia direct
30 Dec Thai Lion Air direct

Also check the deals for return flights from Bangkok 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.

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