AirHint found the following cheapest return flights from London (LGW) to Seoul (ICN)
in April 2025 (see full year ).
Return flights
19 Apr
- 10 May
China Eastern
$ 529
26 Apr
- 03 May
China Eastern
$ 529
25 Apr
- 07 May
China Eastern
$ 570
21 Apr
- 13 May
China Eastern
$ 574
23 Apr
- 07 May
China Eastern
$ 578
22 Apr
- 07 May
China Eastern
$ 578
15 Apr
- 07 May
China Eastern
$ 580
15 Apr
- 18 May
China Eastern
$ 580
20 Apr
- 07 May
China Eastern
$ 580
23 Apr
- 11 May
China Eastern
$ 580
23 Apr
- 28 Apr
Wizz Air UK
$ 721
17 Apr
- 28 Apr
China Eastern
$ 722
24 Apr
- 28 Apr
Wizz Air Malta
$ 726
08 Apr
- 14 Apr
Wizz Air Malta
$ 739
15 Apr
- 28 Apr
China Eastern
$ 748
22 Apr
- 28 Apr
Air China
$ 762
11 Apr
- 14 Apr
China Eastern
$ 770
09 Apr
- 14 Apr
China Eastern
$ 784
15 Apr
- 18 Apr
China Eastern
$ 823
09 Apr
- 11 Apr
China Eastern
$ 833
Also check the deals for one-way flights from London to Seoul in April .
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.