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

Return flights

24 Aug - 22 Sep	Etihad Airways
22 Aug - 30 Sep	Etihad Airways
11 Aug - 27 Sep	Etihad Airways
24 Aug - 15 Sep	Air India
13 Aug - 12 Sep	Air India
14 Aug - 17 Sep	Etihad Airways
20 Aug - 21 Sep	Oman Air
22 Aug - 19 Sep	Oman Air
25 Aug - 19 Sep	Oman Air
20 Aug - 16 Sep	Oman Air
22 Aug - 26 Aug	Oman Air
25 Aug - 27 Aug	Oman Air
23 Aug - 26 Aug	Oman Air
20 Aug - 27 Aug	Oman Air
23 Aug - 27 Aug	Oman Air
22 Aug - 27 Aug	Oman Air
18 Aug - 27 Aug	Oman Air
08 Aug - 23 Aug	Etihad Airways
19 Aug - 28 Aug	China Eastern
21 Aug - 28 Aug	Pegasus Airlines

Also check the deals for one-way flights from Frankfurt to Bangkok 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 Frankfurt to Bangkok in August from 509€

Return flights