Do Brazil passport holders need a visa for South Korea?

Electronic travel authorization (ETA) required

Brazil passport holders need an electronic travel authorization (ETA) for South Korea, obtained online before travel.

Entry requirements for South Korea

Where to applyApply for the travel authorization — official government portal. Avoid third-party visa sites.
Passport validityunspecified — Unresolved from primary sources (2026-08-07): Korea publishes no general minimum passport validity for entry. The K-ETA portal requires only a valid passport, and no primary source (K-ETA, Korea Visa Portal, MOFA mission pages) states a 6-month or beyond-stay rule; in practice the passport must remain valid for the stay.
Special Entry Procedure DeclarationK-ETA portal states Korea is under a disaster-situation special entry procedure and all foreigners must report their entry before entering the country. (All foreigners entering the Republic of Korea)

Transiting through South Korea?

Visa Free Entry for Third Country Transit Passengers (B-2, 'Tourists in Transit')Up to 720h — Visa-required nationals (excluding 23 listed countries not granted Jeju visa-free entry) who hold a valid visa, permanent residency or re-entry permit for the US (incl. Guam/Saipan), Canada, Australia or New Zealand, or for one of 32 listed European countries, and are transiting through Korea to/from those countries. Confirmed onward ticket departing Korea within 30 days; no illegal-stay/criminal record in those countries; no Korean entry refusal in past 3 years; stopover before Korea limited to 3 days; visa must be verifiable (sticker in passport, or VEVO for Australia); B-2 status, max 30 days.

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Guidance for planning — verify with official sources before travel · Terms