Transportation in Daejeon is a vital aspect for both locals and visitors alike, as it plays a crucial role in connecting the city to the surrounding main cities in the country, as well as facilitating movement within the city. Daejeon, located in the central region of South Korea, is well-connected to major cities such as Seoul, Busan, and Gwangju via various modes of transportation.

The most convenient and fastest way to get to Daejeon from Seoul is by taking the KTX (Korea Train eXpress) from Seoul Station, which takes around an hour and a half and costs around KRW 30,000 (approximately USD 25) one-way. Alternatively, one can also take a bus from Seoul Express Bus Terminal, which takes around 2 hours and costs around KRW 15,000 (approximately USD 12) one-way.

For those coming from Busan, the most convenient way to get to Daejeon is by taking the KTX from Busan Station, which takes around 2 hours and costs around KRW 40,000 (approximately USD 33) one-way. Buses are also available, which take around 3 hours and cost around KRW 20,000 (approximately USD 16) one-way.

For those coming from Gwangju, the most convenient way to get to Daejeon is by taking the KTX from Gwangju Station, which takes around 1 hour and costs around KRW 25,000 (approximately USD 20) one-way. Buses are also available, which take around 1 hour and 30 minutes and cost around KRW 15,000 (approximately USD 12) one-way.

Once in Daejeon, getting around the city is relatively easy and convenient. The city has a well-developed public transportation system, which includes buses and a subway system. The subway system, which has two lines (Line 1 and Line 2), is efficient and covers most of the city. A single ride costs around KRW 1,250 (approximately USD 1) and a T-money card can be purchased for KRW 2,500 (approximately USD 2) and can be used on both the subway and buses. Taxis are also available and can be hailed on the street or booked through a mobile app. The cost of a taxi ride within the city is around KRW 3,000 (approximately USD 2.5) for the base fare, with additional charges for distance and time.

The ease, cost and safety of transportation in Daejeon is generally considered to be good. The public transportation system is efficient and well-maintained, and the subway system is considered to be one of the safest in the world. Taxis are also considered to be safe, with most drivers being honest and reliable. However, as with any major city, it is always a good idea to be aware of your surroundings and to take the necessary precautions to ensure your safety.

Overall, transportation in Daejeon is well-developed and convenient, making it easy for locals and visitors alike to get around the city and to connect to other major cities in the country. With a variety of options available, including the subway, buses, and taxis, getting around Daejeon is easy, cost-effective, and safe.