Course
100 km100 km
50 km50 km
Key dates
- ★Race dayOctober 2027 · date to be announced
Provisional date, projected from last year — the organiser has not announced this edition yet. We show the month only.
About
The Seoul International Ultra Trail Running Race is a challenging and scenic ultra-marathon event that takes runners through the stunning landscapes surrounding the vibrant city of Seoul, South Korea. Traversing a mix of rugged trails and urban landscapes, this race offers a unique opportunity to experience the natural beauty and cultural richness of the region while pushing the limits of endurance.
Your next race, seen from above.
Save Seoul International Ultra Trail Running Race to your season and RunCalendar reminds you the morning entries open and before they close. Free on iPhone, no account needed.
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Save Seoul International Ultra Trail Running Race to your season and RunCalendar reminds you the morning entries open and before they close. Free on iPhone, no account needed.
More races in Seoul All ›
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Seoul Marathon
Korea's biggest marathon, run through central Seoul
-
Seoul Half Marathon
Half marathon through the electric heart of Seoul
Run this event? Claim it on runcalendar.com
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A confirmed date shows its day; a provisional one shows only its month, because we won't claim a day we don't have. This page is rebuilt every night from the RunCalendar catalogue.