Cheapest return flights from Porto to Singapore in December from 596€

AirHint found the following cheapest return flights from Porto (OPO) to Singapore (SIN) in December 2025 (see full year).

Return flights

01 Dec - 15 Dec Lufthansa
03 Dec - 10 Dec easyJet
01 Dec - 14 Dec Lufthansa
11 Dec - 24 Dec KLM
29 Dec - 12 Jan Vueling Airlines
28 Dec - 02 Jan SunExpress
21 Dec - 02 Jan Vueling Airlines
26 Dec - 08 Jan Ryanair
26 Dec - 10 Jan Ryanair
21 Dec - 03 Jan Vueling Airlines
28 Dec - 03 Jan Ryanair
20 Dec - 03 Jan TAP
26 Dec - 03 Jan Ryanair
27 Dec - 12 Jan Emirates

Also check the deals for one-way flights from Porto to Singapore in December.

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