The fastest route is the KTX from Yongsan Station to Gwangju Songjeong: 2 hours 5 minutes for ₩46,800 as of August 2026, falling to a reported ₩42,000 on 1 Sep…
Two riders can make the same five subway trips in Seoul on the same day and pay very different amounts. T money charges per journey; the Climate Card (기후동행카드)…
For most visitor itineraries the KORAIL Pass loses money. Five common routes costed in won against the 2/3/4/5-day pass prices, plus what the 1 September 2026 KTX fare cut does to the maths.