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

Return flights

22 Apr - 06 May	Malaysia Airlines
01 Apr - 08 Apr	British Airways
22 Apr - 26 Apr	British Airways
03 Apr - 23 Apr	British Airways
02 Apr - 23 Apr	British Airways
24 Apr - 01 May	Malaysia Airlines
18 Apr - 26 Apr	Air Canada
01 Apr - 17 Apr	Air Canada

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

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 April from 1012€

Return flights