Distance from Seoul to Tehran
🇰🇷 Seoul, South Korea → 🇮🇷 Tehran, Iran
The distance between Seoul and Tehran is 6,554 kilometres (4,073 miles) measured as a great-circle (straight) line. Flying out of Incheon International Airport (ICN), the initial heading is roughly northwest (293°), and a typical nonstop flight takes around 8h 42m. Actual flight paths and times vary with routing, winds and air-traffic constraints.
Seoul
South Korea
South Korea's dynamic capital, a high-tech metropolis where royal palaces sit beside neon shopping districts and a thriving K-pop culture.
Top sights: Gyeongbokgung Palace, N Seoul Tower, Bukchon Hanok Village, Myeongdong, Dongdaemun, Han River parks
Tehran
Iran
Iran's sprawling capital sits below the snow-capped Alborz Mountains, mixing grand Qajar palaces, lively bazaars and modern museums.
Top sights: Golestan Palace, Grand Bazaar, Milad Tower, National Museum of Iran, Azadi Tower
Frequently asked questions
- How far is Tehran from Seoul?
- 6,554 km (4,073 miles) in a straight line.
- How long is the flight from Seoul to Tehran?
- About 8h 42m nonstop, at an average 800 km/h cruising speed plus taxi and climb time.
- What direction is Tehran from Seoul?
- Tehran lies roughly to the northwest of Seoul (initial bearing 293°).
- Which airports serve this route?
- Seoul: Incheon International Airport (ICN). Tehran: Imam Khomeini International Airport (IKA).
More distances from Seoul
See the country profiles for South Korea and Iran, or open the Asia distance calculator.