Cheapest return flights from Porto to Seoul in September from 743€

Best time to book flights for Porto (OPO) to Seoul (ICN) flights at AirHint

AirHint found the following cheapest return flights from Porto (OPO) to Seoul (ICN) in September 2025 (see full year).

Return flights

01 Sep - 18 Sep Etihad Airways
03 Sep - 10 Sep Ryanair
04 Sep - 10 Sep Etihad Airways
01 Sep - 19 Sep Etihad Airways
07 Sep - 17 Sep Lufthansa
15 Sep - 29 Sep Etihad Airways
01 Sep - 20 Sep Lufthansa
01 Sep - 12 Sep Lufthansa
14 Sep - 28 Sep Lufthansa
16 Sep - 23 Sep SWISS

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

Skyscanner

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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