Cheapest return flights from London (LHR) to Seoul (GMP), September

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
07 Sep 15 Oct China Southern
16 Sep 12 Oct China Southern
13 Sep 15 Oct China Southern
14 Sep 15 Oct China Southern
19 Sep 19 Oct China Southern
05 Sep 14 Oct China Southern
16 Sep 22 Oct China Southern
05 Sep 20 Oct China Southern
04 Sep 14 Oct China Southern
04 Sep 20 Oct China Southern
20 Sep 29 Sep China Southern
02 Sep 29 Sep China Southern
07 Sep 29 Sep China Southern
21 Sep 30 Sep China Southern
16 Sep 30 Sep China Southern
20 Sep 30 Sep China Southern
05 Sep 29 Sep China Southern
15 Sep 28 Sep China Southern
01 Sep 08 Sep China Southern
17 Sep 28 Sep China Southern
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deals for one-way flights from London to Seoul in September.

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Updated Aug 28, 2026.

About these fares

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