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(UA) United Airlines 1139 On-Time Performance Rating

Date Range:

01-Mar-2025 to 30-Apr-2025

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(PBI) Palm Beach International Airport

West Palm Beach, FL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
49
80%
Late
2
3%
Very Late
5
8%
Excessive
4
7%
Cancelled
0
0%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
23
Codeshares
0
Average Delay (min.)
30.956521739130434
Standard Deviation
44.8
Min
0
Max
183

UA 1139 On-Time Performance Details

Overall Rating
3.0 of 5
Average
Percentage On-Time 82%
Average Delay Time 30.956521739130434 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3 shows that this flight has on-time performance characteristics better than 58% of all other flights in the FlightStats database.
On-Time Performance Rating
3.6 of 5
Good
Percentage On-Time 82%
This flight has an on-time performance of 82%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 73% of other flights.
Delay Performance
2.3 of 5
Average
Average Delay Time 30.956521739130434 min
This flight has an average delay of 30.956521739130434 minutes with a standard deviation of 44.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 46% of other flights.

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