Do you need a visa for South Korea with an American passport?
Visa-free
With an American passport, you can enter to South Korea without a visa for up to 90 days.
Rule checked on 18 October 2026
Data last updated on 18/10/2026
Sources: Wikipedia (CC BY-SA 4.0), visualpharm (MIT), xpressmike (CC BY-SA 4.0), VisaMundial (CC BY 4.0). Each rule is decided by majority vote across these sources; disagreements are arbitrated against official government sources.
This is for guidance only: entry rules change without notice. Confirm it before you travel with the consulate or embassy of your destination, and with the relevant authorities (your airline, border police).
Climate & seasons
When to go to South Korea?
Monthly averages over the past 5 years (Open-Meteo).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Our take | ||||||||||||
| Weather | ||||||||||||
| High | 2° | 4° | 12° | 18° | 22° | 26° | 29° | 29° | 25° | 18° | 12° | 3° |
| Rain (mm) | 21 | 25 | 68 | 72 | 109 | 159 | 307 | 243 | 201 | 76 | 50 | 34 |
Frequently asked questions
- How long can you stay in South Korea with an American passport?
- With an American passport, the permitted stay in South Korea is up to 90 days under the “visa-free” regime. Checked on 18 October 2026.
- What do you need to do before travelling to South Korea?
- With an American passport you enter South Korea without a visa.
- Where does this information come from, and is it up to date?
- It is the majority vote of four open datasets (Wikipedia, visualpharm, xpressmike, VisaMundial), re-synchronised every month; last checked on 18 October 2026. Entry rules change without notice: confirm with the consulate before you travel.
The same destination with another passport
Plan your trip to South Korea
Budget, itineraries, seasons and places to see: our full destination guide.
South Korea travel guide: a first trip from Seoul to Jeju