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

Return flights

19 Jan - 26 Jan	Etihad Airways
20 Jan - 27 Jan	Etihad Airways
21 Jan - 28 Jan	Etihad Airways
22 Jan - 29 Jan	Etihad Airways
23 Jan - 31 Jan	SKY express
19 Jan - 02 Feb	Etihad Airways
16 Jan - 23 Jan	Aegean Airlines
23 Jan - 30 Jan	Etihad Airways
23 Jan - 04 Feb	Etihad Airways
14 Jan - 21 Jan	Ryanair
28 Jan - 04 Feb	Etihad Airways
19 Jan - 28 Feb	Ryanair
18 Jan - 01 Feb	Ryanair
18 Jan - 03 Feb	Ryanair
17 Jan - 24 Jan	Ryanair
24 Jan - 31 Jan	Ryanair
27 Jan - 03 Feb	Finnair
26 Jan - 02 Feb	Finnair
24 Jan - 07 Feb	Ryanair
31 Jan - 12 Feb	Ryanair

Also check the deals for one-way flights from Lisbon to Singapore 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 Lisbon to Singapore in January from 555€

Return flights