An HIV test checks a blood or finger-prick sample for HIV antibodies and, in 4th-generation tests, the p24 antigen. In Seoul, rapid tests give results in about 20–30 minutes and lab blood tests in 1–3 days. A negative result is reliable only after the window period, and a reactive result always needs confirmatory testing.
- Rapid test
- Finger prick, ~20–30 minutes
- Lab test
- 4th-gen blood test, 1–3 days
- Window period
- About 6 weeks for 4th-gen tests
- Reactive result
- Confirmatory test required
- Cost guide
- ₩10,000–60,000 (estimate)
- Bring
- Passport or ARC
Types of HIV test
| Test | Sample | Result time | Detects |
|---|---|---|---|
| Rapid test | Finger prick | About 20–30 minutes | Antibodies (some rapid tests also antigen) |
| 4th-generation lab test (ELISA/CLIA) | Blood draw | About 1–3 days | Antibodies and p24 antigen |
| Confirmatory test | Blood draw | Several days | Confirms a reactive screening result |
Lab-based 4th-generation tests detect infection earlier than antibody-only tests and are usually preferred after a recent exposure.
When to test: understanding the window period
The window period is the time between infection and when a test can detect it. A negative result taken too early may be falsely reassuring.
- 4th-generation blood test — detects most infections by about 6 weeks after exposure.
- Antibody-only or rapid tests — may take up to about 12 weeks.
If you test earlier, your doctor will usually suggest a repeat test after the window period. Testing for other STIs at the same visit is often sensible — see the STD test panel.
- Infection may not be detectable yet
- A negative result may need repeating
- Ongoing uncertainty
- PEP window may be missed if delayed
- 4th-gen test reliable at about 6 weeks
- Clear answer for most people
- Retest plan matched to exposure
- Many patients notice peace of mind
Getting an HIV test at Yoonho
- Message or walk in Book by WhatsApp or KakaoTalk, or walk in during opening hours. Bring your passport or ARC.
- Private consultation Your doctor asks about the type and date of exposure in English to choose the right test and timing.
- Sample A finger prick for a rapid test and/or a blood draw for a lab test.
- Results Results are given to you confidentially, with advice on retesting if you are still within the window period.
- If reactive A reactive screening result is not a diagnosis. Confirmatory testing and referral to an HIV specialist hospital are arranged, with support in English.
Other places to test in Korea
Public health centers (보건소) in each district offer free or low-cost, sometimes anonymous, HIV tests. Services are mostly in Korean and some may ask for an ARC. Private clinics such as Yoonho Women's Hospital in Apgujeong offer English consultation, faster scheduling and English documents. For a full comparison, see how to get tested for STDs in Korea.
HIV prevention and what a positive result means today
HIV is now a manageable long-term condition. With effective treatment, people with HIV can expect a near-normal life expectancy, and those with an undetectable viral load do not transmit HIV through sex.
- Condoms reduce the risk of HIV and other STIs.
- Pre-exposure prophylaxis (PrEP) can be discussed with an infectious disease specialist if you are at ongoing risk.
- Pregnant women are routinely offered HIV testing because treatment greatly reduces the risk to the baby.
Cost and privacy
As a general guide, a rapid HIV test is about ₩10,000–30,000 and a standard lab test about ₩30,000–60,000, plus a consultation fee; a written estimate is given after consultation. Results are shared only with you. English results and receipts are available for insurance claims; see also insurance for foreigners.
Why international patients choose Yoonho
Frequently asked questions
Can foreigners get an HIV test in Korea?
Yes. Foreigners can be tested at private clinics with a passport, and at public health centers, which may require an ARC and usually work in Korean.
Is anonymous HIV testing available in Korea?
Some public health centers offer anonymous testing. At private clinics your identity is recorded but results are confidential and shared only with you.
Will a positive HIV test affect my visa?
Korea lifted its HIV-related entry restrictions for foreigners in 2010. For individual questions about your visa, check with the immigration office or your embassy.
Is a rapid test as reliable as a lab test?
Rapid tests are accurate after their window period, but lab-based 4th-generation tests detect infection earlier. A reactive rapid result always needs a confirmatory test.
I had a possible exposure yesterday. What should I do?
Seek care immediately to discuss PEP, which works best when started as soon as possible and within 72 hours. Go to a hospital emergency department if clinics are closed.
OB-GYN Specialist · Director of OB-GYN
M.D., Ewha Womans University College of Medicine · Former Clinical Instructor, Ewha Womans University Mokdong Hospital · Member, Korean Society of Menopause
Last reviewed: . This page is for general information and does not replace an in-person consultation.
Book a confidential HIV test in English
Yoonho Hospital · 304 Apgujeong-ro, Gangnam-gu, Seoul · Mon–Fri 9:00–18:00, Sat 9:00–13:00 · Walk-ins welcome.