Day Date Month Holiday Wednesday 1 Jan New Year's Day Friday 24 Jan Seollal (New Year's Day by the lunar) Monday 27 Jan Substitution for Seollal (New Year's Day by the lunar) Wednesday 15 Apr General Election Day Thursday 30 Apr Buddha's Birthday Friday 1 May Labor Day Tuesday 5 May Children's Day Monday 17 Aug Temporary Holiday Wednesday 30 Sep Chuseok (Korean Thanksgiving) Thursday 1 Oct Chuseok (Korean Thanksgiving) Friday 2 Oct Chuseok (Korean Thanksgiving) Friday 9 Oct Hangeul Proclamation Day Friday 25 Dec Christmas Day Thursday 31 Dec End of Year Holiday Source: Korea Exchange