Cheapest return flights from Seoul to Porto in October from $709

AirHint found the following cheapest return flights from Seoul (ICN) to Porto (OPO) in October 2026 (see full year).

Return flights

20 Oct - 25 Oct Lufthansa
19 Oct - 25 Oct Lufthansa
12 Oct - 22 Oct Air France
15 Oct - 21 Oct Lufthansa
17 Oct - 29 Oct Lufthansa
15 Oct - 24 Oct Lufthansa
08 Oct - 14 Oct Lufthansa
12 Oct - 19 Oct Lufthansa
17 Oct - 30 Oct LOT
07 Oct - 14 Oct Lufthansa

Also check the deals for one-way flights from Seoul to Porto in October.

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