Cheapest return flights from Bangkok to Kathmandu in December from $332

Best time to book flights for Bangkok (DMK) to Kathmandu (KTM) flights at AirHint

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

Return flights

14 Dec - 15 Dec Thai AirAsia direct
01 Dec - 15 Dec Thai AirAsia direct
14 Dec - 22 Dec Thai AirAsia direct
19 Dec - 07 Jan Thai AirAsia direct
07 Dec - 15 Dec Thai AirAsia direct
01 Dec - 07 Dec Thai AirAsia direct
14 Dec - 26 Dec Thai AirAsia direct
26 Dec - 07 Jan Thai AirAsia direct
14 Dec - 31 Dec Thai AirAsia direct
07 Dec - 22 Dec Thai AirAsia direct
14 Dec - 02 Jan Thai AirAsia direct
21 Dec - 07 Jan Thai AirAsia direct
14 Dec - 28 Dec Thai AirAsia direct
19 Dec - 22 Dec Thai AirAsia direct
19 Dec - 04 Jan Thai AirAsia direct
19 Dec - 02 Jan Thai AirAsia direct
26 Dec - 04 Jan Thai AirAsia direct
26 Dec - 02 Jan Thai AirAsia direct
21 Dec - 04 Jan Thai AirAsia direct
21 Dec - 02 Jan Thai AirAsia direct

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

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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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