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

Return flights

31 Aug - 15 Sep	Hainan Airlines
12 Aug - 08 Sep	IndiGo
12 Aug - 26 Aug	IndiGo
12 Aug - 30 Sep	IndiGo
05 Aug - 10 Aug	IndiGo
02 Aug - 06 Aug	IndiGo
13 Aug - 14 Aug	IndiGo
04 Aug - 07 Aug	IndiGo
03 Aug - 06 Aug	IndiGo
18 Aug - 27 Aug	IndiGo

Also check the deals for one-way flights from Bangkok to Prague 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 Prague in August from 637€

Return flights