Cheapest return FRA–ICN flights, May

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

Return flights

28 May - 08 Jun China Southern
28 May - 13 Jun China Southern
30 May - 12 Jun easyJet
31 May - 16 Jun T'way Air
31 May - 24 Jun T'way Air
29 May - 24 Jun T'way Air
27 May - 12 Jun T'way Air
28 May - 11 Jun Etihad Airways
26 May - 16 Jun Wizz Air
27 May - 11 Jun T'way Air
21 May - 26 May Air France
21 May - 27 May KLM
28 May - 31 May China Southern
25 May - 29 May T'way Air
21 May - 28 May Air France
25 May - 31 May T'way Air
22 May - 26 May Air France
21 May - 29 May KLM
25 May - 29 May T'way Air direct
23 May - 25 May Turkmenistan Airlines

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

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