KTX 51 · Seoul → Busan

Seoul 15:50 → Busan 18:20 · 5 stops · Data for 30 runs from 9 Oct – 7 Nov 2026

89% of stops within 5 min · 26 of 30 days on time at Busan · +7 min typical delay when late

Delay at every stop in the past 30 days

Delay in minutes · scheduled arrival times
15:50Seoul5 min
16:44Daejeon
17:28Dongdaegu
17:57Ulsan (Tongdosa)
18:20Busan
Within 5 minMore than 5 min lateOne dot per recorded day
Reported delays by day and stop
DateDaejeonDongdaeguUlsan (Tongdosa)Busan
2026-10-090 min0 min+2 min+3 min
2026-10-100 min-1 min0 min+1 min
2026-10-110 min0 min0 min+2 min
2026-10-120 min-2 min0 min0 min
2026-10-13+1 min+2 min+3 min+5 min
2026-10-14-1 min-1 min+1 min+3 min
2026-10-15+4 min+2 min+3 min+4 min
2026-10-16-1 min-2 min+1 min+2 min
2026-10-17+2 min+2 min+3 min+5 min
2026-10-18+7 min+6 min+7 min+7 min
2026-10-19+1 min0 min+2 min+3 min
2026-10-20+2 min0 min+2 min+2 min
2026-10-21+1 min0 min+2 min+3 min
2026-10-220 min-1 min+1 min+2 min
2026-10-23+1 min0 min+2 min+3 min
2026-10-24-1 min-1 min+2 min+4 min
2026-10-25+2 min+1 min+4 min+5 min
2026-10-260 min+2 min+4 min+4 min
2026-10-27+4 min+4 min+6 min+7 min
2026-10-280 min-1 min+1 min+1 min
2026-10-29+1 min0 min+4 min+5 min
2026-10-300 min0 min+2 min+3 min
2026-10-31+1 min+1 min+2 min+3 min
2026-11-01+6 min+5 min+8 min+11 min
2026-11-02+2 min+1 min+2 min+4 min
2026-11-030 min-1 min+1 min+1 min
2026-11-04+2 min+1 min+4 min+5 min
2026-11-05+1 min+1 min+3 min+3 min
2026-11-060 min0 min+1 min+2 min
2026-11-07+25 min+28 min+37 min+38 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: +1 min
2026-10-11Final stop: +2 min
2026-10-12Final stop: 0 min
2026-10-13Final stop: +5 min
2026-10-14Final stop: +3 min
2026-10-15Final stop: +4 min
2026-10-16Final stop: +2 min
2026-10-17Final stop: +5 min
2026-10-18Final stop: +7 min
2026-10-19Final stop: +3 min
2026-10-20Final stop: +2 min
2026-10-21Final stop: +3 min
2026-10-22Final stop: +2 min
2026-10-23Final stop: +3 min
2026-10-24Final stop: +4 min
2026-10-25Final stop: +5 min
2026-10-26Final stop: +4 min
2026-10-27Final stop: +7 min
2026-10-28Final stop: +1 min
2026-10-29Final stop: +5 min
2026-10-30Final stop: +3 min
2026-10-31Final stop: +3 min
2026-11-01Final stop: +11 min
2026-11-02Final stop: +4 min
2026-11-03Final stop: +1 min
2026-11-04Final stop: +5 min
2026-11-05Final stop: +3 min
2026-11-06Final stop: +2 min
2026-11-07Final stop: +38 min
9 Oct7 Nov
Within 5 min6–1011–2021–30Over 30Unavailable or missing