AirHint found the following cheapest return flights from Paris (PAR) to Seoul (ICN) in August 2026 (see full year).

Return flights

28 Aug - 10 Sep	Finnair
25 Aug - 09 Sep	Finnair
26 Aug - 09 Sep	Finnair
17 Aug - 26 Aug	Finnair
24 Aug - 07 Sep	Finnair
17 Aug - 07 Sep	Finnair
25 Aug - 07 Sep	Finnair
21 Aug - 11 Sep	Etihad Airways
23 Aug - 01 Sep	Finnair
29 Aug - 12 Sep	Finnair
17 Aug - 29 Aug	Finnair
24 Aug - 31 Aug	Finnair
17 Aug - 24 Aug	Finnair
17 Aug - 31 Aug	Finnair
18 Aug - 31 Aug	Finnair
29 Aug - 13 Sep	Etihad Airways
11 Aug - 26 Aug	Finnair
12 Aug - 26 Aug	Finnair
10 Aug - 26 Aug	Finnair
12 Aug - 19 Aug	Finnair

Also check the deals for one-way flights from Paris to Seoul in August.

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 Paris to Seoul in August from 621€

Return flights