Seoul Subway on-time report, 2026-09-22
How punctual the Seoul Subway was on 2026-09-22: on-time rate by line, the least punctual line, and delays by hour.
Summary of the day
On 2026-09-22, of 193,257 Seoul Subway arrivals matched to the timetable, 91.5% came within 5 minutes.
The least punctual line was Gyeongui–Jungang Line (67.3% on time).
On-time rate by line
| Line | On time |
|---|---|
| Gyeongui–Jungang Line | 67.3% |
| Gyeongchun Line | 69.4% |
| Seohae Line | 72.9% |
| AREX Airport Railroad | 82.7% |
| Line 4 | 84.4% |
| Line 1 | 86.3% |
| Suin–Bundang Line | 88.8% |
| Gyeonggang Line | 89.7% |
| Line 2 | 91.0% |
| Line 7 | 94.5% |
| Line 3 | 96.7% |
| GTX-A | 98.3% |
| Line 5 | 99.6% |
| Line 9 | 99.8% |
| Line 8 | 99.9% |
| Line 6 | 100.0% |
| Sinbundang Line | 100.0% |
| Ui–Sinseol Line | 100.0% |
| Sillim Line | 100.0% |
Compiled from real-time train position data published by Seoul Open Data Plaza.