← Greater Thameslink Railway Historical
Greater Thameslink Railway

Southern Outer

Historical
·
Daily Monthly
Average on time
79.5%
Over this period
Best month
85.7%
Worst month
63.1%
Data points
31
Months tracked
Monthly PPM
Percentage of trains on time at final destination
On time
Late
V. late/cancelled
Data
Month
Breakdown
On time
Late
V. late
2026-08
63.1%
25.4%
11.5%
2026-07
74.9%
17.1%
8%
2026-06
75.1%
15.9%
9%
2026-05
81.3%
12%
6.7%
2026-04
85.6%
10.2%
4.2%
2026-03
82.8%
10.7%
6.5%
2026-02
82.2%
13.4%
4.4%
2026-01
81.2%
13.5%
5.3%
2025-12
74.7%
18.1%
7.2%
2025-11
72.5%
20.8%
6.7%
2025-10
77.4%
15.7%
6.9%
2025-09
77.9%
14.1%
8.1%
2025-08
80.4%
13%
6.6%
2025-07
78.7%
15.9%
5.4%
2025-06
79.3%
14.7%
6%
2025-05
84.3%
11.7%
4%
2025-04
85.7%
11.1%
3.2%
2025-03
85.3%
10.8%
3.9%
2025-02
83.2%
13.3%
3.5%
2025-01
82.5%
12.7%
4.8%
2024-12
79.4%
15.8%
4.8%
2024-11
76.2%
18.7%
5.1%
2024-10
83.4%
13.2%
3.4%
2024-09
78.1%
15.6%
6.3%
2024-08
80.7%
14.5%
4.8%
2024-07
81.1%
13.7%
5.2%
2024-06
79.6%
14.6%
5.8%
2024-05
84.6%
11%
4.4%
2024-04
74.5%
17.6%
8%
2024-03
76.6%
16.2%
7.1%
2024-02
81%
13.9%
5.1%