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(UA) United Airlines 5520 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(OKC) Will Rogers World Airport

Oklahoma City, OK, US

(IAH) Houston George Bush Intercontinental Airport

Houston, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
44
90%
Late
0
0%
Very Late
0
0%
Excessive
3
6%
Cancelled
2
4%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
49
Total Delays ( > 1 min )
8
Codeshares
49
Average Delay (min.)
37.625
Standard Deviation
44.3
Min
0
Max
106

UA 5520 On-Time Performance Details

Overall Rating
3.4 of 5
Average
Percentage On-Time 90%
Average Delay Time 37.625 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.4 shows that this flight has on-time performance characteristics better than 67% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 90%
This flight has an on-time performance of 90%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 99% of other flights.
Delay Performance
1.9 of 5
Average
Average Delay Time 37.625 min
This flight has an average delay of 37.625 minutes with a standard deviation of 44.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 38% of other flights.

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