background

(JL) JAL 7439 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(TPA) Tampa International Airport

Tampa, FL, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
53
85%
Late
3
5%
Very Late
0
0%
Excessive
4
6%
Cancelled
1
2%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
17
Codeshares
61
Average Delay (min.)
30.58823529411765
Standard Deviation
40.9
Min
0
Max
133

JL 7439 On-Time Performance Details

Overall Rating
3.9 of 5
Good
Percentage On-Time 87%
Average Delay Time 30.58823529411765 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.9 shows that this flight has on-time performance characteristics better than 77% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 87%
This flight has an on-time performance of 87%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 98% of other flights.
Delay Performance
2.9 of 5
Average
Average Delay Time 30.58823529411765 min
This flight has an average delay of 30.58823529411765 minutes with a standard deviation of 40.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 58% of other flights.