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

Return flights

10 Sep - 18 Sep	Finnair
13 Sep - 19 Sep	China Eastern
09 Sep - 17 Sep	Finnair
11 Sep - 17 Sep	Finnair
14 Sep - 21 Sep	Finnair
14 Sep - 24 Sep	Finnair
04 Sep - 13 Sep	Finnair
06 Sep - 16 Sep	Finnair
06 Sep - 13 Sep	Finnair
12 Sep - 17 Sep	Finnair
25 Sep - 02 Oct	Finnair
26 Sep - 03 Oct	Finnair
28 Sep - 04 Oct	Finnair
28 Sep - 12 Oct	Finnair
29 Sep - 03 Oct	Finnair
28 Sep - 05 Oct	HK Express
25 Sep - 06 Oct	Finnair
30 Sep - 08 Oct	IndiGo
27 Sep - 07 Oct	Finnair
30 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 565€

Return flights