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

Return flights

29 Nov - 20 Dec	Ryanair
29 Nov - 10 Dec	Ryanair
30 Nov - 15 Dec	Jet2
01 Nov - 29 Nov	Pegasus Airlines
15 Nov - 22 Nov	Ryanair
05 Nov - 13 Nov	Pegasus Airlines
27 Nov - 14 Dec	Ryanair
25 Nov - 03 Dec	Ryanair
08 Nov - 22 Nov	Pegasus Airlines
19 Nov - 26 Nov	Pegasus Airlines
08 Nov - 13 Nov	Ryanair
06 Nov - 13 Nov	Ryanair
05 Nov - 03 Dec	Pegasus Airlines
20 Nov - 02 Dec	Ryanair
07 Nov - 24 Nov	Ryanair
06 Nov - 15 Nov	Ryanair
02 Nov - 22 Nov	Ryanair
30 Nov - 31 Dec	Jet2
29 Nov - 04 Dec	Ryanair
28 Nov - 14 Dec	easyJet

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

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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Cheapest return flights from London to Seoul in November from 580€

Return flights