AirHint found the following cheapest return flights from Singapore (SIN) to Seoul (ICN)
in December 2025 (see full year ).
Return flights
30 Dec
- 08 Jan
Vietnam Airlines
272 €
01 Dec
- 10 Dec
China Southern
322 €
01 Dec
- 01 Dec
China Southern
322 €
01 Dec
- 07 Dec
China Southern
322 €
02 Dec
- 08 Dec
China Southern
322 €
01 Dec
- 05 Dec
China Southern
322 €
03 Dec
- 09 Dec
China Southern
322 €
01 Dec
- 08 Dec
China Southern
322 €
08 Dec
- 19 Dec
Cebu Pacific
331 €
23 Dec
- 31 Dec
Xiamen Airlines
349 €
24 Dec
- 30 Dec
Xiamen Airlines
349 €
24 Dec
- 07 Jan
Xiamen Airlines
349 €
26 Dec
- 05 Jan
Xiamen Airlines
349 €
30 Dec
- 06 Jan
Xiamen Airlines
349 €
29 Dec
- 05 Jan
Xiamen Airlines
349 €
31 Dec
- 09 Jan
Xiamen Airlines
349 €
24 Dec
- 03 Jan
Xiamen Airlines
349 €
30 Dec
- 10 Jan
Xiamen Airlines
349 €
30 Dec
- 04 Jan
Xiamen Airlines
349 €
27 Dec
- 02 Jan
Xiamen Airlines
349 €
Also check the deals for one-way flights from Singapore to Seoul in December .
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.