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

Return flights

22 Sep - 29 Sep	Finnair
16 Sep - 22 Sep	Finnair
18 Sep - 29 Sep	Finnair
03 Sep - 15 Sep	Finnair
25 Sep - 06 Oct	Finnair
01 Sep - 15 Sep	Finnair
17 Sep - 24 Sep	Qatar Airways
19 Sep - 29 Sep	Qatar Airways
17 Sep - 28 Sep	Qatar Airways
19 Sep - 26 Sep	Qatar Airways
05 Sep - 15 Sep	Turkish Airlines

Also check the deals for one-way flights from Singapore 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 Singapore to Prague in September from $621

Return flights