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Séoul International Ultra Trail Running Race 2026

Photo credits: agaitsgori

Trail 🏅 UTMB® World Series

🏘️ In the city 🏞 Nature

A distance for every taste

100 kmTOP
50 km

Trail 100 km

TrailThe most popular

Trail🏅 UTMB® World Series🏘️ In the city 🏞 Nature

Mid-October 2026
Elevation gain : 4680mD+

50 km : Sky A

Trail🏅 UTMB® World Series🏘️ In the city 🏞 Nature

Mid-October 2026
Elevation gain : 3005mD+

50 km : Sky B

Trail🏅 UTMB® World Series🏘️ In the city 🏞 Nature

Mid-October 2026
Elevation gain : 1135mD+

50 km : Sky A1

Trail🏅 UTMB® World Series🏘️ In the city 🏞 Nature

Mid-October 2026
Elevation gain : 3005mD+

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