Cheapest return flights from London to Seoul in April from 353€

AirHint found the following cheapest return flights from London (LON) to Seoul (ICN) in April 2026 (see full year).

Return flights

20 Apr - 11 May China Eastern
27 Apr - 11 May China Eastern
25 Apr - 09 May China Eastern
27 Apr - 04 May China Eastern
26 Apr - 04 May China Eastern
21 Apr - 16 May China Eastern
20 Apr - 16 May China Eastern
19 Apr - 07 May China Eastern
26 Apr - 16 May China Eastern
26 Apr - 07 May China Eastern
08 Apr - 15 Apr Ryanair
07 Apr - 12 Apr China Eastern
14 Apr - 24 Apr Wizz Air Malta
09 Apr - 12 Apr China Eastern
10 Apr - 26 Apr China Eastern
09 Apr - 13 Apr China Eastern
22 Apr - 26 Apr China Eastern
14 Apr - 26 Apr Ryanair
22 Apr - 28 Apr China Eastern
21 Apr - 26 Apr Wizz Air

Also check the deals for one-way flights from London to Seoul in April.

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