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

Return flights

22 Aug - 11 Sep	Lufthansa
22 Aug - 12 Sep	Lufthansa
22 Aug - 05 Sep	easyJet
29 Aug - 18 Sep	Lufthansa
06 Aug - 24 Aug	Lufthansa
05 Aug - 24 Aug	Volotea
10 Aug - 24 Aug	Lufthansa
10 Aug - 26 Aug	LOT
05 Aug - 21 Aug	Volotea
06 Aug - 25 Aug	Lufthansa
06 Aug - 23 Aug	Lufthansa
01 Aug - 15 Aug	easyJet

Also check the deals for one-way flights from Lyon 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 Lyon to Seoul in August from 763€

Return flights