KTX 172 · Busan → Seoul

Busan 06:36 → Seoul 09:58 · 8 stops · Data for 9 runs from 9 Oct – 7 Nov 2026

81% of stops within 5 min · 7 of 9 days on time at Seoul · +6 min typical delay when late

Delay at every stop in the past 30 days

Delay in minutes · scheduled arrival times
06:36Busan5 min
06:57Ulsan (Tongdosa)
07:09Gyeongju
07:27Dongdaegu
08:10Daejeon
09:21Suwon
09:46Yeongdeungpo
09:58Seoul
Within 5 minMore than 5 min lateOne dot per recorded day
Reported delays by day and stop
DateUlsan (Tongdosa)GyeongjuDongdaeguDaejeonSuwonYeongdeungpoSeoul
2026-10-100 min+2 min+3 min+2 min+8 min+6 min+4 min
2026-10-110 min+1 min+2 min+1 min+5 min+7 min+7 min
2026-10-170 min+1 min+3 min+4 min+6 min+6 min+4 min
2026-10-18+1 min+3 min+7 min+6 min+4 min+5 min+2 min
2026-10-240 min+1 min+2 min+2 min0 min0 min+6 min
2026-10-250 min+2 min+3 min+5 min+3 min+2 min0 min
2026-10-310 min+1 min+2 min+3 min0 min+1 min+1 min
2026-11-010 min+1 min+1 min+1 min+6 min+5 min+4 min
2026-11-07+1 min+3 min+6 min+6 min+4 min+2 min+3 min

Day by day

Final-stop delay at Seoul
Final-stop delay by day
DateFinal stop
2026-10-09Unavailable
2026-10-10Final stop: +4 min
2026-10-11Final stop: +7 min
2026-10-12Unavailable
2026-10-13Unavailable
2026-10-14Unavailable
2026-10-15Unavailable
2026-10-16Unavailable
2026-10-17Final stop: +4 min
2026-10-18Final stop: +2 min
2026-10-19Unavailable
2026-10-20Unavailable
2026-10-21Unavailable
2026-10-22Unavailable
2026-10-23Unavailable
2026-10-24Final stop: +6 min
2026-10-25Final stop: 0 min
2026-10-26Unavailable
2026-10-27Unavailable
2026-10-28Unavailable
2026-10-29Unavailable
2026-10-30Unavailable
2026-10-31Final stop: +1 min
2026-11-01Final stop: +4 min
2026-11-02Unavailable
2026-11-03Unavailable
2026-11-04Unavailable
2026-11-05Unavailable
2026-11-06Unavailable
2026-11-07Final stop: +3 min
9 Oct7 Nov
Within 5 min6–1011–2021–30Over 30Unavailable or missing