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(UA) United Airlines 4048 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-2026

(LGA) New York LaGuardia Airport

New York, NY, US

(IAD) Washington Dulles International Airport

Dulles, VA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
16
55%
Late
3
10%
Very Late
2
7%
Excessive
5
17%
Cancelled
2
7%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
28
Total Delays ( > 1 min )
12
Codeshares
28
Average Delay (min.)
52.25
Standard Deviation
45.3
Min
0
Max
142

UA 4048 On-Time Performance Details

Overall Rating
0.3 of 5
Very Poor
Percentage On-Time 57%
Average Delay Time 52.25 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.3 shows that this flight has on-time performance characteristics better than 4% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 57%
This flight has an on-time performance of 57%. 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
0.5 of 5
Very Poor
Average Delay Time 52.25 min
This flight has an average delay of 52.25 minutes with a standard deviation of 45.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 10% of other flights.

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