AirHint found the following cheapest return flights from London (STN) to Seoul (ICN) in March 2026 (see full year).

Return flights

06 Mar - 13 Mar	Ryanair
04 Mar - 11 Mar	Ryanair
03 Mar - 13 Mar	Ryanair
05 Mar - 17 Mar	Ryanair
03 Mar - 09 Mar	Ryanair
12 Mar - 21 Mar	Ryanair
05 Mar - 15 Mar	Ryanair
05 Mar - 13 Mar	Ryanair
02 Mar - 16 Mar	Ryanair
01 Mar - 08 Mar	Ryanair
13 Mar - 02 Apr	Ryanair
24 Mar - 14 Apr	Ryanair
02 Mar - 13 Apr	Ryanair
12 Mar - 05 Apr	Ryanair
13 Mar - 03 Apr	Ryanair
25 Mar - 02 Apr	Ryanair
31 Mar - 14 Apr	Ryanair
20 Mar - 02 Apr	Ryanair
22 Mar - 02 Apr	Ryanair
19 Mar - 02 Apr	Ryanair

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

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 March from 500€

Return flights