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(ET) Ethiopian Airlines 1389 On-time Performance Rating

Date Range:

15-Jan-2019 to 15-Mar-2019

(PIT) Pittsburgh International Airport

Pittsburgh, PA, US

(IAD) Washington Dulles International Airport

Dulles, VA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
42
91%
Late
2
4%
Very Late
0
0%
Excessive
1
2%
Cancelled
0
0%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
45
Total Delays ( > 1 min )
16
Codeshares
45
Average Delay (min.)
46
Standard Deviation
162.7
Min
0
Max
656

ET 1389 On-time Performance Details

Overall Rating
2.8 of 5
Average
Percentage On-Time 93%
Average Delay Time 46 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.8 shows that this flight has on-time performance characteristics better than 54% of all other flights in the FlightStats database.
On-time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 93%
This flight has an on-time performance of 93%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 100% of other flights.
Delay Performance
0.5 of 5
Very Poor
Average Delay Time 46 min
This flight has an average delay of 46 minutes with a standard deviation of 162.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 10% of other flights.