AirHint found the following cheapest return flights from Singapore (SIN) to Lisbon (LIS) in November 2025 (see full year).

Return flights

22 Nov - 29 Nov	British Airways
04 Nov - 11 Nov	British Airways
14 Nov - 24 Nov	British Airways
03 Nov - 10 Nov	British Airways
07 Nov - 16 Nov	British Airways
06 Nov - 16 Nov	British Airways
08 Nov - 15 Nov	British Airways
07 Nov - 15 Nov	British Airways
16 Nov - 22 Nov	British Airways
03 Nov - 17 Nov	British Airways
28 Nov - 05 Dec	British Airways
16 Nov - 02 Dec	British Airways
10 Nov - 10 Dec	British Airways

Also check the deals for one-way flights from Singapore to Lisbon in November.

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 Singapore to Lisbon in November from 542€

Return flights