As you may know, Seoraksan locates east cost in Korea and it take 3 hours driving from Seoul. So many hikers use to stay a night to finish the peak of Seoraksan. However it is possible one day hiking and back to Seoul on same day.
I usually bring friends and people utilizing this way.
In case of Oasek - Sogongwon trail
Midnight : Hotel Pick up
- On the way meal
03:00 AM : Arrives in Seoraksan national park and Start hiking
07:00 AM : Arrives at the peak
08:00 AM : Simple Meal at the Jungcheong Shelter
- Simple meal during get down
15:00 PM : Arrives at Sogongwon
17:00 PM : Dinner at Sokcho city
20:00 PM : Arrive at the Hotel
The cost for this is 500 USD(Up to two person) including
Taxi in the park
If you have any question, please let me know. firstname.lastname@example.org