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

Return flights

27 Sep - 28 Sep	Turkmenistan Airlines
27 Sep - 02 Oct	Turkmenistan Airlines
19 Sep - 26 Sep	Finnair
09 Sep - 16 Sep	Finnair
09 Sep - 15 Sep	SWISS
11 Sep - 19 Sep	Austrian Airlines
25 Sep - 07 Oct	Air France
18 Sep - 19 Sep	Korean Air

Also check the deals for one-way flights from Bangkok to Prague 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 return flights from Bangkok to Prague in September from 630€

Return flights