background

(DL) Delta Air Lines 7840 On-Time Performance Rating

Date Range:

15-Feb-2025 to 15-Apr-2025

(BOS) Boston Logan International Airport

Boston, MA, US

(ICN) Seoul Incheon International Airport

Seoul, KR

On-Time Performance Chart

(using rounded numbers)
On-Time
33
55%
Late
11
18%
Very Late
7
12%
Excessive
9
15%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
41
Codeshares
60
Average Delay (min.)
27.70731707317073
Standard Deviation
22
Min
0
Max
84

DL 7840 On-Time Performance Details

Overall Rating
1.7 of 5
Average
Percentage On-Time 55%
Average Delay Time 27.70731707317073 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.7 shows that this flight has on-time performance characteristics better than 32% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 55%
This flight has an on-time performance of 55%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
3.3 of 5
Average
Average Delay Time 27.70731707317073 min
This flight has an average delay of 27.70731707317073 minutes with a standard deviation of 22 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 66% of other flights.