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(LY) El Al 8521 On-Time Performance Rating

Date Range:

01-Jul-2025 to 31-Aug-2025

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

(BOS) Boston Logan International Airport

Boston, MA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
21
78%
Late
2
7%
Very Late
2
7%
Excessive
2
7%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
27
Total Delays ( > 1 min )
10
Codeshares
27
Average Delay (min.)
66
Standard Deviation
139
Min
0
Max
458

LY 8521 On-Time Performance Details

Overall Rating
2.1 of 5
Average
Percentage On-Time 78%
Average Delay Time 66 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.1 shows that this flight has on-time performance characteristics better than 41% of all other flights in the FlightStats database.
On-Time Performance Rating
3.9 of 5
Good
Percentage On-Time 78%
This flight has an on-time performance of 78%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 79% of other flights.
Delay Performance
0.3 of 5
Very Poor
Average Delay Time 66 min
This flight has an average delay of 66 minutes with a standard deviation of 139 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 7% of other flights.