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(UA) United Airlines 4781 On-Time Performance Rating

Date Range:

01-Dec-2025 to 31-Jan-2026

(MDT) Harrisburg International Airport

Middletown, PA, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
10
53%
Late
3
16%
Very Late
4
21%
Excessive
1
5%
Cancelled
1
5%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
19
Total Delays ( > 1 min )
10
Codeshares
19
Average Delay (min.)
36.8
Standard Deviation
35.5
Min
0
Max
133

UA 4781 On-Time Performance Details

Overall Rating
1.2 of 5
Poor
Percentage On-Time 53%
Average Delay Time 36.8 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.2 shows that this flight has on-time performance characteristics better than 23% of all other flights in the FlightStats database.
On-Time Performance Rating
0.1 of 5
Very Poor
Percentage On-Time 53%
This flight has an on-time performance of 53%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 2% of other flights.
Delay Performance
2.3 of 5
Average
Average Delay Time 36.8 min
This flight has an average delay of 36.8 minutes with a standard deviation of 35.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 46% of other flights.

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