Air distance from Salt Lake City, USA to Seoul, South Korea is 5910.3 Miles (9511.8 Kilometers / 5132.5 Nautical Miles).
Flight duration time from Salt Lake City to Seoul is 12 hrs, 16 mins. This is the In-The-Air flight time. You should also add the taxi time, airport wait times and possible delays due to bad weather, etc. for the total flight duration time.