AirHint found the following cheapest return flights from Bangkok (BKK) to Copenhagen (CPH) in August 2025 (see full year).

Return flights

29 Aug - 01 Sep	Hainan Airlines
24 Aug - 31 Aug	IndiGo
11 Aug - 24 Aug	Air India
23 Aug - 29 Aug	IndiGo
20 Aug - 26 Aug	IndiGo
20 Aug - 30 Aug	IndiGo
24 Aug - 05 Sep	IndiGo
20 Aug - 21 Aug	IndiGo
19 Aug - 26 Aug	IndiGo
23 Aug - 05 Sep	IndiGo
29 Aug - 07 Sep	IndiGo
17 Aug - 24 Aug	Air India
13 Aug - 20 Aug	Air India
31 Aug - 08 Sep	Air India
11 Aug - 20 Aug	IndiGo
15 Aug - 06 Sep	Air India
06 Aug - 15 Sep	Thai AirAsia
16 Aug - 06 Sep	Air India
30 Aug - 06 Sep	Air India
14 Aug - 08 Sep	IndiGo

Also check the deals for one-way flights from Bangkok to Copenhagen in August.

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 Bangkok to Copenhagen in August from 527€

Return flights