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

Return flights

11 Sep - 25 Sep	Air China
18 Sep - 25 Sep	Air China
13 Sep - 20 Sep	China Eastern
14 Sep - 21 Sep	Air China
15 Sep - 21 Sep	Air China
13 Sep - 21 Sep	Air China
13 Sep - 19 Sep	Air China
10 Sep - 17 Sep	SWISS
14 Sep - 22 Sep	Air China
15 Sep - 22 Sep	China Eastern
29 Sep - 07 Oct	IndiGo
20 Sep - 01 Oct	Loong Air
25 Sep - 04 Oct	Air India
06 Sep - 04 Oct	Thai AirAsia
20 Sep - 05 Oct	Loong Air
28 Sep - 06 Oct	IndiGo
26 Sep - 11 Oct	Air India
21 Sep - 05 Oct	Scoot
30 Sep - 07 Oct	IndiGo
27 Sep - 04 Oct	IndiGo

Also check the deals for one-way flights from Hong Kong to Budapest 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 Budapest in September from $472

Return flights