can americans go to south korea?
Americans can stay in South Korea for 90 days per entry with K-ETA pre-authorization.
Americans can stay in South Korea for up to 90 days per entry without applying for a visa in advance.
what you need
- 90 days per entry visa-free
- K-ETA required (apply at k-eta.go.kr)
- Passport valid for length of stay
how the days count
- Arrive in South Korea on 1 June — that's day 1 (entry and exit days both count).
- Your last legal day is 29 August (day 90).
- Each entry gets its own allowance, but repeated back-to-back entries ("border runs") can get Americans refused at the border.
if you overstay
Fines starting at 100,000 KRW, entry bans 1-10 years, and exit blocking until cleared. Korea takes immigration violations seriously.
questions people ask
Can Americans go to South Korea without a visa?
Yes — Americans can stay in South Korea for up to 90 days per entry without a visa. Electronic travel authorization (ETA) needed before you fly.
What happens if Americans overstay in South Korea?
Fines starting at 100,000 KRW, entry bans 1-10 years, and exit blocking until cleared. Korea takes immigration violations seriously.
more for americans
Last verified against an official source: 2026-05-21.
Official source: www.k-eta.go.kr
plug in your real trips. we do the day math so you don't get deported by accident.
check my exact dates →