Cheapest return flights from Seoul to London in December from $401
AirHint found the following cheapest return flights from Seoul (ICN) to London (LGW)
in December 2025 (see full year ).
Return flights
29 Dec
- 13 Jan
China Southern
$ 401
23 Dec
- 14 Jan
China Eastern
$ 433
17 Dec
- 11 Jan
China Eastern
$ 463
18 Dec
- 10 Jan
China Eastern
$ 463
13 Dec
- 31 Dec
China Eastern
$ 465
29 Dec
- 06 Jan
China Southern
$ 479
29 Dec
- 10 Jan
China Southern
$ 479
24 Dec
- 10 Jan
China Eastern
$ 496
25 Dec
- 01 Jan
China Eastern
$ 519
25 Dec
- 02 Jan
China Eastern
$ 521
26 Dec
- 02 Jan
China Eastern
$ 521
11 Dec
- 23 Dec
China Southern
$ 541
10 Dec
- 23 Dec
China Southern
$ 541
24 Dec
- 31 Dec
China Eastern
$ 557
23 Dec
- 31 Dec
China Eastern
$ 582
05 Dec
- 12 Dec
Air China
$ 603
12 Dec
- 23 Dec
China Southern
$ 619
05 Dec
- 10 Dec
China Southern
$ 654
15 Dec
- 23 Dec
China Southern
$ 681
14 Dec
- 28 Dec
China Eastern
$ 686
Also check the deals for one-way flights from Seoul to London in December .
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