background

(UA) United Airlines 4042 On-Time Performance Rating

Date Range:

15-Apr-2026 to 15-Jun-2026

(IAD) Washington Dulles International Airport

Dulles, VA, US

(LGA) New York LaGuardia Airport

New York, NY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
9
75%
Late
1
8%
Very Late
0
0%
Excessive
2
17%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
12
Total Delays ( > 1 min )
3
Codeshares
12
Average Delay (min.)
73.66666666666667
Standard Deviation
46.6
Min
0
Max
122

UA 4042 On-Time Performance Details

Overall Rating
1.1 of 5
Poor
Percentage On-Time 75%
Average Delay Time 73.66666666666667 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.1 shows that this flight has on-time performance characteristics better than 21% of all other flights in the FlightStats database.
On-Time Performance Rating
1.7 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 34% of other flights.
Delay Performance
0.5 of 5
Very Poor
Average Delay Time 73.66666666666667 min
This flight has an average delay of 73.66666666666667 minutes with a standard deviation of 46.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 10% of other flights.

Other Stops for UA 4042