Cheapest return flights from London (LON) to Seoul (ICN), September

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
20 Sep 18 Oct Shenzhen Airlines
21 Sep 13 Oct Shenzhen Airlines
30 Sep 12 Oct China Eastern
24 Sep 11 Oct China Eastern
24 Sep 15 Oct China Eastern
18 Sep 17 Oct Shenzhen Airlines
19 Sep 17 Oct Shenzhen Airlines
23 Sep 11 Oct China Eastern
28 Sep 11 Oct China Eastern
29 Sep 11 Oct China Eastern
08 Sep 30 Sep Air India
08 Sep 29 Sep Air India
01 Sep 29 Sep Air India
01 Sep 30 Sep Air India
14 Sep 29 Sep Air India
16 Sep 29 Sep Air India
22 Sep 29 Sep Air India
06 Sep 29 Sep Air India
09 Sep 29 Sep Air India
20 Sep 29 Sep Air India
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deals for one-way flights from London to Seoul in September.

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Updated May 27, 2026.

About these fares

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