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

Return flights

15 Sep - 28 Sep	SWISS
11 Sep - 17 Sep	SWISS
11 Sep - 16 Sep	SWISS
11 Sep - 18 Sep	SWISS
17 Sep - 24 Sep	SWISS
09 Sep - 16 Sep	SWISS
10 Sep - 17 Sep	SWISS
07 Sep - 14 Sep	SWISS
10 Sep - 18 Sep	SWISS
08 Sep - 15 Sep	Finnair
27 Sep - 01 Oct	Finnair
26 Sep - 04 Oct	Finnair
28 Sep - 05 Oct	Finnair
27 Sep - 04 Oct	Finnair
29 Sep - 06 Oct	Finnair
28 Sep - 07 Oct	Finnair
26 Sep - 06 Oct	Finnair
30 Sep - 05 Oct	Finnair
30 Sep - 07 Oct	Finnair
27 Sep - 06 Oct	Finnair

Also check the deals for one-way flights from Hong Kong 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 Hong Kong to Prague in September from 541€

Return flights