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Chiltern
Oxford
Historical
·
Daily
Monthly
Average on time
91.4%
Over this period
Best month
96.1%
Worst month
84.4%
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
85.8%
9.5%
4.6%
2026-07
87.7%
9.4%
2.9%
2026-06
89.4%
7.3%
3.3%
2026-05
90.5%
7.8%
1.7%
2026-04
92.6%
5.6%
1.8%
2026-03
92.9%
3.7%
3.4%
2026-02
94%
5.3%
0.7%
2026-01
93.4%
4.4%
2.2%
2025-12
92.3%
6.6%
1.1%
2025-11
88.4%
7.1%
4.5%
2025-10
91.3%
7.4%
1.2%
2025-09
93%
4.3%
2.7%
2025-08
89.9%
7.7%
2.3%
2025-07
89.2%
8.3%
2.5%
2025-06
90.8%
6.3%
2.8%
2025-05
91.8%
6.3%
1.9%
2025-04
92.9%
5.4%
1.7%
2025-03
96.1%
3.2%
0.6%
2025-02
93.2%
3.7%
3%
2025-01
94.8%
3.9%
1.4%
2024-12
90.9%
5.1%
4%
2024-11
89.3%
6.1%
4.6%
2024-10
90%
6.4%
3.6%
2024-09
84.4%
9.3%
6.3%
2024-08
91.5%
5.2%
3.3%
2024-07
89.1%
8.5%
2.4%
2024-06
91.6%
5.4%
3%
2024-05
95.1%
4%
0.9%
2024-04
94.5%
1.8%
3.6%
2024-03
94.7%
4.7%
0.6%
2024-02
91.6%
4.8%
3.5%