Korea User Manual, Rule 5: Skip the KTX (Take Slow Trains & Buses)

Not everyone needs to blast between cities at 300km/h. If you're not on a tight schedule, the KTX is actually the wrong choice — and it's costing you money to move faster than you need to.

When You Don't Need the Korail Pass or the KTX

If you're only making one or two intercity trips, or you're not racing a schedule, skip the unlimited pass from Rule 4 and skip the high-speed train too. Regular trains (Mugunghwa, ITX) and intercity buses do the same job for noticeably less.

Why Slower Is Actually Better Here

  • It's cheaper: Regular trains run a fraction of KTX fares for the same route.
  • Room to breathe: You get standing/café car access on some routes — space to move around, grab snacks, and not stay glued to a seat.
  • You actually see something: KTX gets you there fast, but you blur past the countryside. A regional train lets you watch rice fields, small towns, and mountains roll by instead of a tunnel wall.
  • It's the more relaxed way to travel, if your itinerary has room to breathe.

Or Go Even Cheaper: Intercity Buses

For a lot of routes, an intercity bus (Express Bus / Intercity Bus) beats even the regular train on price. Terminals are easy to navigate, buses run frequently, and for shorter hops it's often the most efficient option in your wallet.

Survival Tip: The "Udeung" Upgrade
Forget the cramped buses back home. When booking a bus in Korea, look for the "Udeung (우등, Excellent)" option. For just a few extra dollars, you get massive, business-class leather recliners with leg rests. It is hands down the most comfortable way to travel in Korea.

How to Decide

  • On a tight schedule, multiple cities, time is priority: KTX or Korail Pass (Rule 4)
  • Flexible schedule, one or two trips, budget is priority: Regular train or intercity bus
  • Short hop between nearby cities: Bus is usually your cheapest bet

Bottom Line

Speed costs money in Korea's train system, just like everywhere else. If you're not actually in a hurry, don't pay for a hurry you don't need. Regular trains and buses get you there, cost less, and — unlike the KTX — actually let you watch the country go by instead of racing past it.

← Back to Rule 0: The Complete 13-Rule Guide
← Previous: Rule 4 (Korail Pass)

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