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(ET) Ethiopian Airlines 1398 On-Time Performance Rating

Date Range:

15-Nov-2025 to 15-Jan-2026

(LAS) Las Vegas Harry Reid International Airport

Las Vegas, NV, US

(IAD) Washington Dulles International Airport

Dulles, VA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
50
89%
Late
4
7%
Very Late
1
2%
Excessive
1
2%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
56
Total Delays ( > 1 min )
14
Codeshares
56
Average Delay (min.)
18.714285714285715
Standard Deviation
22.6
Min
0
Max
86

ET 1398 On-Time Performance Details

Overall Rating
4.7 of 5
Very Good
Percentage On-Time 89%
Average Delay Time 18.714285714285715 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.7 shows that this flight has on-time performance characteristics better than 92% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 89%
This flight has an on-time performance of 89%. 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
4.3 of 5
Good
Average Delay Time 18.714285714285715 min
This flight has an average delay of 18.714285714285715 minutes with a standard deviation of 22.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 86% of other flights.