Distance between Seoul and Sejong
Distance from Seoul to Sejong is 69 miles / 112 kilometers and driving distance is 79 miles or 127 kilometers. Travel time by car is about 1 hour 31 minutes.
Map showing the distance from Seoul to Sejong
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Time difference between Seoul and Sejong
There is no time difference between Seoul and Sejong. Current local time in Seoul and Sejong is 13:16 KST (2023-06-03)