Line itemAmountSource
Visa-free entryFreeUp to 90 days under bilateral exemption
K-ETAWaivedSingapore on K-ETA waiver list through 31 December 2026
e-Arrival CardFreeOptional digital arrival card
Long-stay visa (work/study)VariesThrough Korean embassy in Singapore
Overstay penaltiesKRW 100,000+Fines, detention, re-entry ban
Total estimateFree — Freeincl. all