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(UA) United Airlines 4042 On-Time Performance Rating

Date Range:

15-Aug-2026 to 15-Oct-2026

(IAD) Washington Dulles International Airport

Dulles, VA, US

(BDL) Bradley International Airport

Hartford, CT, US

On-Time Performance Chart

(using rounded numbers)
On-Time
24
73%
Late
4
12%
Very Late
0
0%
Excessive
4
12%
Cancelled
0
0%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
32
Total Delays ( > 1 min )
12
Codeshares
32
Average Delay (min.)
43.25
Standard Deviation
52
Min
0
Max
170

UA 4042 On-Time Performance Details

Overall Rating
1.6 of 5
Average
Percentage On-Time 75%
Average Delay Time 43.25 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.6 shows that this flight has on-time performance characteristics better than 30% of all other flights in the FlightStats database.
On-Time Performance Rating
1.9 of 5
Average
Percentage On-Time 75%
This flight has an on-time performance of 75%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 38% of other flights.
Delay Performance
1.2 of 5
Poor
Average Delay Time 43.25 min
This flight has an average delay of 43.25 minutes with a standard deviation of 52 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 24% of other flights.

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