AirHint found the following cheapest return flights from Sydney (SYD) to Dhaka (DAC) in December 2025 (see full year).

Return flights

16 Dec - 17 Dec	AirAsia X
15 Dec - 22 Dec	AirAsia X
05 Dec - 15 Dec	AirAsia X
05 Dec - 21 Dec	AirAsia X
05 Dec - 10 Dec	AirAsia X
05 Dec - 24 Dec	AirAsia X
06 Dec - 13 Dec	SriLankan Airlines
07 Dec - 22 Dec	SriLankan Airlines
09 Dec - 19 Dec	SriLankan Airlines
05 Dec - 20 Dec	SriLankan Airlines
31 Dec - 26 Jan	AirAsia X
15 Dec - 13 Jan	AirAsia X
31 Dec - 30 Jan	AirAsia X
29 Dec - 29 Jan	Air China
29 Dec - 27 Jan	Air China
31 Dec - 21 Jan	AirAsia X
15 Dec - 31 Jan	AirAsia X
31 Dec - 17 Jan	Air China
31 Dec - 25 Jan	AirAsia X
05 Dec - 30 Jan	AirAsia X

Also check the deals for one-way flights from Sydney to Dhaka in December.

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 Sydney to Dhaka in December from 821€

Return flights