Pyeongchang (Korean pronunciation: ( phjtha); in full, Pyeongchang-gun (phjthaun); English: / pjt / ) is a county in the province of Gangwon-do, South Korea, located in the Taebaek Mountains region. It is home to several Buddhist temples, including Woljeongsa. It is about 180 km (110 mi) east southeast of Seoul, the capital of South Korea, and connected by expressways and high-speed passenger railways. Pyeongchang's slogan, "Happy 700 Pyeongchang", is taken from its average elevation of approximately 700 metres (2,300 ft).

Where on the map is pyeongchang south korea? Let's have some stream of consciousness first.
The relevant sentence in the passage is: It is about 180 km (110 mi) east southeast of Seoul, the capital of South Korea, and connected by expressways and high-speed passenger railways. So, the answer is about 180 km ( 110 mi ) east southeast of Seoul , the capital of South Korea.