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

Return flights

16 Sep - 30 Sep	China Eastern
16 Sep - 28 Sep	VietJet Air
17 Sep - 28 Sep	AirAsia X
17 Sep - 30 Sep	AirAsia X
22 Sep - 28 Sep	VietJet Air
22 Sep - 30 Sep	VietJet Air
18 Sep - 28 Sep	Hainan Airlines
18 Sep - 30 Sep	Hainan Airlines
16 Sep - 29 Sep	VietJet Air
16 Sep - 02 Oct	VietJet Air
16 Sep - 01 Oct	VietJet Air
16 Sep - 03 Oct	VietJet Air
21 Sep - 30 Sep	Scoot
16 Sep - 04 Oct	VietJet Air
17 Sep - 01 Oct	AirAsia X
17 Sep - 02 Oct	AirAsia X
22 Sep - 02 Oct	VietJet Air
22 Sep - 01 Oct	VietJet Air
22 Sep - 04 Oct	VietJet Air
22 Sep - 03 Oct	VietJet Air

Also check the deals for one-way flights from Sydney 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.

Book a cheap hotel in Budapest

Cheap car rent in Budapest

Cheapest return flights from Sydney to Budapest in September from 986€

Return flights