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(UA) United Airlines 4018 On-Time Performance Rating

Date Range:

01-Mar-2026 to 30-Apr-2026

(BNA) Nashville International Airport

Nashville, TN, US

(IAH) Houston George Bush Intercontinental Airport

Houston, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
31
91%
Late
1
3%
Very Late
1
3%
Excessive
0
0%
Cancelled
0
0%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
33
Total Delays ( > 1 min )
3
Codeshares
33
Average Delay (min.)
21.333333333333332
Standard Deviation
11
Min
0
Max
34

UA 4018 On-Time Performance Details

Overall Rating
4.1 of 5
Good
Percentage On-Time 94%
Average Delay Time 21.333333333333332 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.1 shows that this flight has on-time performance characteristics better than 81% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 94%
This flight has an on-time performance of 94%. 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
3.3 of 5
Average
Average Delay Time 21.333333333333332 min
This flight has an average delay of 21.333333333333332 minutes with a standard deviation of 11 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 66% of other flights.

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