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(JL) JAL 7138 On-Time Performance Rating

Date Range:

15-Aug-2025 to 15-Oct-2025

(GLA) Glasgow Airport

Glasgow, SC, GB

(LHR) London Heathrow Airport

London, EN, GB

On-Time Performance Chart

(using rounded numbers)
On-Time
43
83%
Late
6
12%
Very Late
0
0%
Excessive
2
4%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
52
Total Delays ( > 1 min )
18
Codeshares
52
Average Delay (min.)
16.77777777777778
Standard Deviation
16.2
Min
0
Max
59

JL 7138 On-Time Performance Details

Overall Rating
4.3 of 5
Good
Percentage On-Time 83%
Average Delay Time 16.77777777777778 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.3 shows that this flight has on-time performance characteristics better than 84% of all other flights in the FlightStats database.
On-Time Performance Rating
4.2 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 84% of other flights.
Delay Performance
4.3 of 5
Good
Average Delay Time 16.77777777777778 min
This flight has an average delay of 16.77777777777778 minutes with a standard deviation of 16.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 86% of other flights.