background

(NH) ANA 7147 On-time Performance Rating

Date Range:

01-May-2018 to 30-Jun-2018

(ROA) Roanoke-Blacksburg Regional AirportRoanoke, VA, US
(IAD) Washington Dulles International AirportDulles, VA, US
On-Time Performance Chart
(using rounded numbers)
On-Time
24
83%
Late
1
3%
Very Late
1
3%
Excessive
3
10%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
29
Total Delays ( > 1 min )
6
Codeshares
29
Average Delay (min.)
75
Standard Deviation
107.2
Min
3
Max
291
NH 7147 On-time Performance Details
Overall Rating
2.3 of 5
Average
Percentage On-Time 83%
Average Delay Time 75 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.3 shows that this flight has on-time performance characteristics better than 44% of all other flights in the FlightStats database.
On-time Performance Rating
4.4 of 5
Good
Percentage On-Time 83%
This flight has an on-time performance of 83%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 88% of other flights.
Delay Performance
0.1 of 5
Very Poor
Average Delay Time 75 min
This flight has an average delay of 75 minutes with a standard deviation of 107.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 2% of other flights.