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(UA) United Airlines 4030 On-Time Performance Rating

Date Range:

01-Mar-2026 to 30-Apr-2026

(GSP) Greenville-Spartanburg International Airport

Greenville, SC, US

(IAH) Houston George Bush Intercontinental Airport

Houston, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
57
93%
Late
0
0%
Very Late
1
2%
Excessive
2
3%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
9
Codeshares
61
Average Delay (min.)
96.33333333333333
Standard Deviation
169.3
Min
0
Max
439

UA 4030 On-Time Performance Details

Overall Rating
2.5 of 5
Average
Percentage On-Time 93%
Average Delay Time 96.33333333333333 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.5 shows that this flight has on-time performance characteristics better than 49% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 93%
This flight has an on-time performance of 93%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 100% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 96.33333333333333 min
This flight has an average delay of 96.33333333333333 minutes with a standard deviation of 169.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.