BustempoPunctuality archive
Reliability › Route

Cardiff → London

214 km · 1 line · 6 measured rides between 11 Oct 2026 and 12 Oct 2026 · small sample, treat with caution

B
On time
83.3%
≤ 5 min late
Median delay
0 min
typical ride
P90 delay
15.2 min
1 in 10 worse than this
Cancelled
0%
0 of 7 rides
Sample
6
rides measured · 7 seen

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On-time share by departure hour

0%50%100%002:00: 100% on time, 1 rides measured2406:00: 50% on time, 2 rides measured607:00: 100% on time, 1 rides measured08:00: 100% on time, 1 rides measured8101214161819:00: 100% on time, 1 rides measured2022

On-time share by weekday

0%50%100%Monday: 50% on time, 2 rides measuredMonTueWedThuFriSatSunday: 100% on time, 4 rides measuredSun

Last 30 days

0%50%100%11 Oct 2026: 100% on time, median 0 min, 4 measured1112 Oct 2026: 50% on time, median 2.5 min, 2 measured12

Worst day so far: 11 Oct 2026 with 100% on time and a P90 delay of 2.7 min (4 rides).

Lines serving this route

LineNameDurationOn timeAvg delayRides
UK042London - Cardiff3h 5283.3%3.4 min6 / 7

Travelling the other way? See London → Cardiff.