Cheapest return flights from London to Seoul in April from 361€

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

Return flights

26 Apr - 02 May China Eastern
12 Apr - 26 Apr China Eastern
25 Apr - 15 May China Eastern
09 Apr - 22 Apr China Eastern
07 Apr - 26 Apr China Eastern
11 Apr - 25 Apr China Eastern
11 Apr - 21 Apr China Eastern
23 Apr - 02 May China Eastern
25 Apr - 09 May China Eastern
14 Apr - 21 Apr China Eastern
18 Apr - 23 Apr China Eastern
27 Apr - 23 May China Eastern
07 Apr - 22 Apr China Eastern
18 Apr - 25 Apr China Eastern
11 Apr - 23 Apr China Eastern
18 Apr - 16 May China Eastern
22 Apr - 02 May China Eastern
28 Apr - 10 May China Eastern
28 Apr - 09 May China Eastern
23 Apr - 16 May China Eastern

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

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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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