Transportation in South Korea is provided by extensive networks of railways, highways, bus routes, ferry services and air routes that traverse the country. South Korea is the third country in the world to operate a maglev train, which is an automatically run people mover at Incheon International Airport.

The Gyeongbu Expressway is the second oldest and most heavily travelled expressway in South Korea, connecting Seoul to Suwon, Daejeon, Gumi, Daegu, Gyeongju, Ulsan and Busan. It has the route number 1, signifying its role as South Korea's most important expressway. The entire length from Seoul to Busan is 416 kilometers (258 mi) and the posted speed limit is 100 kilometers per hour (62 mph), enforced primarily by speed cameras.