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(DL) Delta Air Lines 277 On-Time Performance Rating

Date Range:

15-Aug-2026 to 15-Oct-2026

(MXP) Milan Malpensa Airport

Milan, IT

(BOS) Boston Logan International Airport

Boston, MA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
17
49%
Late
5
14%
Very Late
2
6%
Excessive
10
29%
Cancelled
1
3%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
35
Total Delays ( > 1 min )
22
Codeshares
0
Average Delay (min.)
57.22727272727273
Standard Deviation
62.5
Min
0
Max
214

DL 277 On-Time Performance Details

Overall Rating
0.1 of 5
Very Poor
Percentage On-Time 49%
Average Delay Time 57.22727272727273 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.1 shows that this flight has on-time performance characteristics better than 0% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 49%
This flight has an on-time performance of 49%. 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
0.1 of 5
Very Poor
Average Delay Time 57.22727272727273 min
This flight has an average delay of 57.22727272727273 minutes with a standard deviation of 62.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 2% of other flights.

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