Cheapest one-way flights from London to Seoul in June from 328€

AirHint found the following cheapest one-way flights from London (LHR) to Seoul (ICN) in June 2026 (see full year).

One-Way flights

01 Jun Hainan Airlines
10 Jun Hainan Airlines
15 Jun Hainan Airlines
17 Jun Hainan Airlines
08 Jun Hainan Airlines
03 Jun Hainan Airlines
24 Jun Hainan Airlines
06 Jun Iberia
02 Jun Air China
13 Jun Air China

Also check the deals for return flights from London to Seoul in June.

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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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