Seoul Subway on-time report, 2026-10-04
How punctual the Seoul Subway was on 2026-10-04: on-time rate by line, the least punctual line, and delays by hour.
Summary of the day
On 2026-10-04, of 100,524 Seoul Subway arrivals matched to the timetable, 92.1% came within 5 minutes.
The least punctual line was Seohae Line (63.2% on time).
On-time rate by line
| Line | On time |
|---|---|
| Seohae Line | 63.2% |
| Gyeongui–Jungang Line | 75.8% |
| Suin–Bundang Line | 78.2% |
| Line 4 | 82.5% |
| Gyeongchun Line | 83.4% |
| AREX Airport Railroad | 88.0% |
| Line 1 | 89.6% |
| Line 2 | 93.4% |
| GTX-A | 97.1% |
| Line 7 | 98.3% |
| Ui–Sinseol Line | 98.6% |
| Sillim Line | 98.9% |
| Line 5 | 99.0% |
| Gyeonggang Line | 99.0% |
| Line 9 | 99.2% |
| Line 3 | 99.4% |
| Line 6 | 100.0% |
| Line 8 | 100.0% |
Compiled from real-time train position data published by Seoul Open Data Plaza.