BustempoPunctuality archive
Reliability › Line 551

Line 551 · Porto d'Ascoli/Ascoli Piceno - Rome/Rome FCO ✈

FlixBus · Bus · 199 km · 4 measured rides on 11 Oct 2026 · small sample, treat with caution

C
On time
75%
≤ 5 min late
Median delay
0 min
typical ride
P90 delay
7.6 min
1 in 10 worse than this
Cancelled
0%
0 of 5 rides
Sample
4
rides measured · 5 seen

Ready to travel? Check prices and times for Porto d'Ascoli → Rome Fiumicino Airport.

Book this route →

On-time share by departure hour

0%50%100%024608:00: 0% on time, 1 rides measured81011:00: 100% on time, 1 rides measured1214:00: 100% on time, 1 rides measured141618:00: 100% on time, 1 rides measured182022

On-time share by weekday

0%50%100%MonTueWedThuFriSatSunday: 75% on time, 4 rides measuredSun

Worst day so far: 11 Oct 2026 with 75% on time and a P90 delay of 7.6 min (4 rides).

Average delay at each stop

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

Martinsicuro - Villa Rosa (Southb…no actualsRome Fiumicino AirportRome Fiumicino Airport: 1.2 min1.2 minRome Tiburtina Bus stationno actualsL'AquilaL'Aquila: 2.5 min2.5 minTeramono actualsVal Vomanono actualsAlba Adriaticano actualsGiulianova - Mosciano Sant'Angelono actualsPorto d'Ascolino actualsTeramo (Villa comunale)no actualsMartinsicuro - Villa Rosa (Northb…no actualsAscoli Picenono actuals
StopAvg delayCalls measured
Martinsicuro - Villa Rosa (Southbound)—0 / 2
Rome Fiumicino Airport1.2 min1 / 5
Rome Tiburtina Bus station—0 / 5
L'Aquila2.5 min3 / 5
Teramo—0 / 5
Val Vomano—0 / 5
Alba Adriatica—0 / 4
Giulianova - Mosciano Sant'Angelo—0 / 4
Porto d'Ascoli—0 / 4
Teramo (Villa comunale)—0 / 5
Martinsicuro - Villa Rosa (Northbound)—0 / 2
Ascoli Piceno—0 / 1

Directions on this line

RouteOn timeRides
Porto d'Ascoli → Rome Fiumicino Airport0%1 / 2
Rome Fiumicino Airport → Porto d'Ascoli100%2 / 2
Rome Fiumicino Airport → Ascoli Piceno100%1 / 1