South Korea entry requirements for Thailand passport holders
Thai passport holders need a visa to enter South Korea in 2026. You must apply and receive approval before you travel — there is no visa-on-arrival option. Plan ahead, as processing can take a couple of weeks.
Entry requirements
| Requirement | Details | Status |
|---|---|---|
| Visa application Apply before travel | You need a visa to enter South Korea. Apply at the South Korean embassy or consulate in Thailand, or use the eVisa portal at visa.go.kr if eligible. Processing takes 5–10 working days — do not book non-refundable flights until approved.Apply for eVisa | Required |
| Valid passport Must be valid for entire stay | Your Thai passport must be valid for the full duration of your stay in South Korea. No minimum validity beyond your departure date is required by Korean immigration, but airlines may enforce 6 months — check with your carrier. | Required |
| Return or onward ticket Required for entry | Immigration officers at Incheon and Gimpo airports routinely ask for proof of onward travel. Have a printed or digital copy of your return flight or ticket to a third country ready. | Required |
| Proof of accommodation Hotel booking or invitation letter | Carry a hotel reservation confirmation or a letter from your host in South Korea. Immigration may ask where you are staying, especially if you arrive without a fixed address. | Recommended |
| Proof of funds Show you can cover your stay | Have bank statements or cash showing at least 20,000 THB per person. Korean immigration rarely asks, but it helps if you are questioned about your travel purpose. | Recommended |
What happens at the border
Staying longer & fees
Visa options if you want to stay beyond the free limit:
Standard option for tourism; apply at Korean embassy in Thailand.
For frequent travellers; requires proof of travel history.
For enrolled students at Korean institutions; requires admission letter.
For skilled workers with job offer; requires employer sponsorship.
| Service | Cost |
|---|---|
| Tourist visa (single entry)Required for Thailand passport holders; valid for 90 days, stay up to 90 days. | 40,000 KRW (~$30 USD) |
| Tourist visa (multiple entry)Valid for 6 months, stay up to 90 days per entry. | 80,000 KRW (~$60 USD) |
| Stay extension feeFor extension of stay up to 30 days; apply before current stay expires. | 60,000 KRW (~$45 USD) |
| Overstay fine per dayMaximum cap varies; avoid overstay to prevent fines and bans. | 100,000–200,000 KRW (~$75–150 USD) per day |
Common reasons for entry denial
Approval probability calculator
Answer 6 quick questions — we'll estimate how likely you are to be approved for entry based on typical immigration patterns.
Transiting through South Korea
Thailand passport holders can transit through South Korea without a visa if they have a confirmed onward ticket and stay airside for up to 24 hours.
- Holders of US, Japan, Canada, Australia, New Zealand, or Schengen visas may transit without visa for up to 30 days.
Health & vaccines for South Korea
Fine particulate matter can be high in urban areas, especially during spring.
Standard hygiene practices reduce risk; avoid raw or undercooked food.
Based on CDC and WHO guidance. Consult a travel medicine clinic 4–6 weeks before departure for personalised advice.
Immigration offices for extensions
Main office for extensions; bring passport, visa, application form, and fee.
Handles extensions for visitors in Busan area.
Practical information for TH travellers
Getting to South Korea
Nearby destinations you can also visit
Countries close to South Korea — with your same passport.