Cheapest return flights from London to Seoul in September from $737

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

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

Return flights

14 Sep - 23 Sep easyJet
01 Sep - 07 Sep Ryanair
15 Sep - 28 Sep easyJet
01 Sep - 15 Sep Ryanair
29 Sep - 19 Oct Ryanair
29 Sep - 01 Oct Ryanair
07 Sep - 14 Sep Ryanair
03 Sep - 17 Sep Emirates
04 Sep - 18 Sep Emirates
08 Sep - 16 Sep Emirates
08 Sep - 17 Sep Emirates
10 Sep - 17 Sep Emirates
30 Sep - 13 Oct Emirates
29 Sep - 13 Oct Emirates
30 Sep - 07 Oct Emirates
29 Sep - 06 Oct Emirates
30 Sep - 16 Oct Emirates
25 Sep - 15 Oct Emirates
16 Sep - 08 Oct Emirates
15 Sep - 06 Oct Emirates

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

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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