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

Return flights

15 Sep - 25 Sep	Finnair
14 Sep - 21 Sep	Finnair
10 Sep - 15 Sep	Finnair
06 Sep - 17 Sep	Finnair
06 Sep - 20 Sep	Finnair
10 Sep - 18 Sep	Finnair
10 Sep - 20 Sep	Finnair
18 Sep - 25 Sep	Finnair
08 Sep - 15 Sep	Finnair
15 Sep - 26 Sep	Finnair
24 Sep - 01 Oct	Finnair
25 Sep - 13 Oct	Finnair
26 Sep - 03 Oct	Finnair
23 Sep - 04 Oct	Finnair
20 Sep - 04 Oct	Finnair
30 Sep - 09 Oct	Finnair
26 Sep - 04 Oct	Finnair
30 Sep - 12 Oct	Finnair
25 Sep - 05 Oct	Finnair
30 Sep - 08 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 $667

Return flights