Cheapest return flights from London to Seoul in June from $678

Best time to book flights for London (LCY) to Seoul (ICN) flights at AirHint

AirHint found the following cheapest return flights from London (LCY) to Seoul (ICN) in June 2025 (see full year).

Return flights

17 Jun - 25 Jun SWISS
10 Jun - 18 Jun SWISS
20 Jun - 25 Jun SWISS
10 Jun - 25 Jun SWISS
03 Jun - 18 Jun SWISS
06 Jun - 15 Jun British Airways
24 Jun - 10 Jul KLM
19 Jun - 24 Jun KLM
03 Jun - 12 Jun KLM
13 Jun - 26 Jun KLM
19 Jun - 26 Jun KLM
19 Jun - 03 Jul KLM
20 Jun - 03 Jul KLM
20 Jun - 02 Jul KLM
24 Jun - 02 Jul KLM
01 Jun - 01 Jul KLM
24 Jun - 14 Jul KLM
05 Jun - 10 Jul KLM
02 Jun - 07 Jul KLM
19 Jun - 08 Jul KLM

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

Skyscanner

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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