AirHint found the following cheapest return flights from London (LHR) to Seoul (ICN)
in March 2025 (see full year ).
Return flights
13 Mar
- 16 Mar
China Southern
422 €
09 Mar
- 27 Mar
China Southern
429 €
16 Mar
- 27 Mar
China Southern
429 €
08 Mar
- 25 Mar
China Southern
429 €
15 Mar
- 27 Mar
China Southern
429 €
18 Mar
- 25 Mar
China Southern
429 €
11 Mar
- 20 Mar
China Southern
429 €
20 Mar
- 26 Mar
China Southern
429 €
05 Mar
- 20 Mar
China Southern
429 €
09 Mar
- 18 Mar
China Southern
429 €
25 Mar
- 01 Apr
China Southern
429 €
23 Mar
- 08 Apr
China Southern
429 €
19 Mar
- 03 Apr
China Southern
429 €
24 Mar
- 04 Apr
China Southern
429 €
20 Mar
- 04 Apr
China Southern
429 €
20 Mar
- 08 Apr
China Southern
429 €
25 Mar
- 08 Apr
China Southern
429 €
17 Mar
- 04 Apr
China Southern
429 €
15 Mar
- 02 Apr
China Southern
429 €
20 Mar
- 02 Apr
China Southern
429 €
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.