AirHint found the following cheapest return flights from Sydney (SYD) to Lisbon (LIS) in January 2026 (see full year).

Return flights

20 Jan - 31 Jan	Air China
21 Jan - 28 Jan	Air China
19 Jan - 16 Feb	Air China
18 Jan - 14 Feb	Air China
22 Jan - 28 Jan	Air China
19 Jan - 28 Jan	Air China
16 Jan - 20 Jan	Air China
15 Jan - 22 Jan	Air China
31 Jan - 15 Feb	British Airways
14 Jan - 24 Jan	Air China
12 Jan - 19 Jan	Jetstar
30 Jan - 06 Feb	British Airways
16 Jan - 28 Jan	Qantas
08 Jan - 12 Jan	AirAsia X

Also check the deals for one-way flights from Sydney to Lisbon in January.

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 Lisbon in January from $913

Return flights