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(UA) United Airlines 4438 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-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
23
72%
Late
3
9%
Very Late
0
0%
Excessive
3
9%
Cancelled
2
6%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
31
Total Delays ( > 1 min )
13
Codeshares
31
Average Delay (min.)
39.23076923076923
Standard Deviation
75.1
Min
0
Max
274

UA 4438 On-Time Performance Details

Overall Rating
1.9 of 5
Average
Percentage On-Time 74%
Average Delay Time 39.23076923076923 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.9 shows that this flight has on-time performance characteristics better than 37% of all other flights in the FlightStats database.
On-Time Performance Rating
2.1 of 5
Average
Percentage On-Time 74%
This flight has an on-time performance of 74%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 42% of other flights.
Delay Performance
1.7 of 5
Average
Average Delay Time 39.23076923076923 min
This flight has an average delay of 39.23076923076923 minutes with a standard deviation of 75.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 34% of other flights.

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