BustempoPunctuality archive
Reliability › Line 1520

Line 1520 · Siena - Rome FCO ✈

FlixBus · Bus · 214 km · 5 measured rides between 11 Oct 2026 and 12 Oct 2026 · small sample, treat with caution

D
On time
60%
≤ 5 min late
Median delay
2 min
typical ride
P90 delay
10.5 min
1 in 10 worse than this
Cancelled
0%
0 of 5 rides
Sample
5
rides measured · 5 seen

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On-time share by departure hour

0%50%100%02406:00: 50% on time, 2 rides measured6810:00: 0% on time, 1 rides measured101213:00: 100% on time, 1 rides measured141618:00: 100% on time, 1 rides measured182022

On-time share by weekday

0%50%100%Monday: 0% on time, 1 rides measuredMonTueWedThuFriSatSunday: 75% on time, 4 rides measuredSun

Last 30 days

0%50%100%11 Oct 2026: 75% on time, median 0.5 min, 4 measured1112 Oct 2026: 0% on time, median 8.7 min, 1 measured12

Worst day so far: 11 Oct 2026 with 75% on time and a P90 delay of 10.5 min (4 rides).

Average delay at each stop

Mean delay at departure (or arrival at the terminus) across measured calls, both directions combined.

Siena (piazza Gramsci)no actualsSiena (Stazione FS)Siena (Stazione FS): 8.7 min8.7 minSiena (viale Toselli)Siena (viale Toselli): 6.3 min6.3 minRome Tiburtina Bus stationRome Tiburtina Bus station: 0 min0 minRome Fiumicino AirportRome Fiumicino Airport: 0.5 min0.5 min
StopAvg delayCalls measured
Siena (piazza Gramsci)—0 / 4
Siena (Stazione FS)8.7 min1 / 5
Siena (viale Toselli)6.3 min2 / 5
Rome Tiburtina Bus station0 min1 / 5
Rome Fiumicino Airport0.5 min1 / 5

Directions on this line

RouteOn timeRides
Siena → Rome Fiumicino Airport33.3%3 / 3
Rome Fiumicino Airport → Siena100%2 / 2