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(UA) United Airlines 4438 On-Time Performance Rating

Date Range:

01-Jul-2026 to 31-Aug-2026

(AVP) Wilkes-Barre Scranton International Airport

Wilkes-Barre, PA, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
48
76%
Late
1
2%
Very Late
4
6%
Excessive
7
11%
Cancelled
1
2%
Diverted
2
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
18
Codeshares
61
Average Delay (min.)
75.5
Standard Deviation
79.1
Min
0
Max
227

UA 4438 On-Time Performance Details

Overall Rating
2.3 of 5
Average
Percentage On-Time 79%
Average Delay Time 75.5 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.3 shows that this flight has on-time performance characteristics better than 44% of all other flights in the FlightStats database.
On-Time Performance Rating
4.5 of 5
Good
Percentage On-Time 79%
This flight has an on-time performance of 79%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 90% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 75.5 min
This flight has an average delay of 75.5 minutes with a standard deviation of 79.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.