Cheapest one-way flights from Bangkok to Kathmandu in September from 74€

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

One-Way flights

16 Sep Thai AirAsia direct
04 Sep Thai AirAsia direct
23 Sep Thai Lion Air direct
11 Sep Thai AirAsia direct
05 Sep Thai AirAsia direct
09 Sep Thai AirAsia direct
08 Sep Thai AirAsia direct
25 Sep Thai Lion Air direct
01 Sep Thai AirAsia direct
19 Sep Thai AirAsia direct

Also check the deals for return flights from Bangkok to Kathmandu in September.

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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