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

Return flights

31 May - 16 Jun	LOT
26 May - 18 Jun	Lufthansa
12 May - 04 Jun	Lufthansa
05 May - 15 May	Lufthansa
03 May - 16 May	Lufthansa
05 May - 18 May	Lufthansa
06 May - 16 May	Lufthansa
07 May - 28 May	Lufthansa
03 May - 17 May	LOT
02 May - 15 May	Lufthansa
11 May - 19 May	easyJet
02 May - 16 May	Lufthansa
08 May - 15 May	Lufthansa

Also check the deals for one-way flights from Lyon to Seoul in May.

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 May from 536€

Return flights