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

Return flights

12 Sep - 20 Sep	Air China
18 Sep - 25 Sep	Turkish Airlines
14 Sep - 24 Sep	Air China
21 Sep - 28 Sep	Scoot Tigerair
06 Sep - 11 Sep	Emirates
06 Sep - 10 Sep	Emirates
25 Sep - 02 Oct	Scoot Tigerair
01 Sep - 12 Sep	Thai AirAsia
26 Sep - 07 Oct	IndiGo
28 Sep - 12 Oct	Scoot Tigerair
28 Sep - 05 Oct	Scoot Tigerair
06 Sep - 18 Sep	Emirates
06 Sep - 17 Sep	Emirates
08 Sep - 17 Sep	Emirates
25 Sep - 06 Oct	Scoot Tigerair
21 Sep - 01 Oct	Emirates
30 Sep - 08 Oct	Scoot Tigerair
30 Sep - 12 Oct	Scoot Tigerair
30 Sep - 10 Oct	Scoot Tigerair
29 Sep - 10 Oct	Gulf Air

Also check the deals for one-way flights from Hong Kong to Athens 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 Athens in September from $590

Return flights