KTX 143 · Seoul → Busan

Seoul 10:18 → Busan 12:57 · 7 stops · Data for 14 runs from 9 Oct – 7 Nov 2026

60% of stops within 5 min · 7 of 14 days on time at Busan · +8 min typical delay when late

Delay at every stop in the past 30 days

Delay in minutes · scheduled arrival times
10:18Seoul5 min
10:53Cheonan-Asan
11:05Osong
11:22Daejeon
12:05Seodaegu
12:14Dongdaegu
12:57Busan
Within 5 minMore than 5 min lateOne dot per recorded day
Reported delays by day and stop
DateCheonan-AsanOsongDaejeonSeodaeguDongdaeguBusan
2026-10-09+7 min+7 min+7 min+5 min+5 min+3 min
2026-10-10+1 min+2 min+2 min+3 min+10 min+8 min
2026-10-11+1 min0 min0 min0 min0 min0 min
2026-10-16+3 min+3 min+3 min+4 min+5 min+5 min
2026-10-17+5 min+6 min+6 min+6 min+6 min+8 min
2026-10-18+2 min+3 min+4 min+3 min+4 min+4 min
2026-10-23+2 min+3 min+3 min+7 min+11 min+9 min
2026-10-24+12 min+12 min+14 min+12 min+14 min+13 min
2026-10-25+2 min+2 min+1 min+1 min+4 min+2 min
2026-10-30+4 min+5 min+5 min+4 min+8 min+7 min
2026-10-31+5 min+6 min+6 min+5 min+7 min+8 min
2026-11-01+12 min+13 min+13 min+12 min+14 min+14 min
2026-11-06+6 min+6 min+6 min+5 min+4 min+2 min
2026-11-07+2 min+4 min+4 min+2 min+3 min+4 min

Day by day

Final-stop delay at Busan
Final-stop delay by day
DateFinal stop
2026-10-09Final stop: +3 min
2026-10-10Final stop: +8 min
2026-10-11Final stop: 0 min
2026-10-12Unavailable
2026-10-13Unavailable
2026-10-14Unavailable
2026-10-15Unavailable
2026-10-16Final stop: +5 min
2026-10-17Final stop: +8 min
2026-10-18Final stop: +4 min
2026-10-19Unavailable
2026-10-20Unavailable
2026-10-21Unavailable
2026-10-22Unavailable
2026-10-23Final stop: +9 min
2026-10-24Final stop: +13 min
2026-10-25Final stop: +2 min
2026-10-26Unavailable
2026-10-27Unavailable
2026-10-28Unavailable
2026-10-29Unavailable
2026-10-30Final stop: +7 min
2026-10-31Final stop: +8 min
2026-11-01Final stop: +14 min
2026-11-02Unavailable
2026-11-03Unavailable
2026-11-04Unavailable
2026-11-05Unavailable
2026-11-06Final stop: +2 min
2026-11-07Final stop: +4 min
9 Oct7 Nov
Within 5 min6–1011–2021–30Over 30Unavailable or missing