AirHint found the following cheapest one-way flights from Bangkok (DMK) to Copenhagen (CPH) in September 2025 (see full year).

One-Way flights

29 Sep	Thai Lion Air
03 Sep	Thai Lion Air
25 Sep	Thai AirAsia
24 Sep	Thai AirAsia X
21 Sep	Thai Lion Air
02 Sep	Thai Lion Air
07 Sep	Thai AirAsia
26 Sep	Thai AirAsia X
08 Sep	Thai Lion Air
28 Sep	Thai AirAsia X

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

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 one-way flights from Bangkok to Copenhagen in September from $323

One-Way flights