Cheapest return flights from Porto to Seoul in September from 745€

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

29 Sep - 13 Oct TAP
13 Sep - 25 Sep easyJet
01 Sep - 15 Sep Turkish Airlines
12 Sep - 23 Sep Turkish Airlines
25 Sep - 29 Sep Ryanair
10 Sep - 24 Sep Ryanair
15 Sep - 27 Sep easyJet
12 Sep - 24 Sep SWISS
13 Sep - 30 Sep easyJet
15 Sep - 29 Sep Ryanair
12 Sep - 26 Sep Turkish Airlines
17 Sep - 04 Oct Turkish Airlines
25 Sep - 02 Oct KLM

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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