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(UA) United Airlines 1878 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(AUS) Austin-Bergstrom International Airport

Austin, TX, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
48
79%
Late
7
11%
Very Late
0
0%
Excessive
2
3%
Cancelled
3
5%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
21
Codeshares
0
Average Delay (min.)
20.238095238095237
Standard Deviation
28.7
Min
0
Max
117

UA 1878 On-Time Performance Details

Overall Rating
4.1 of 5
Good
Percentage On-Time 80%
Average Delay Time 20.238095238095237 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 80% of all other flights in the FlightStats database.
On-Time Performance Rating
3.9 of 5
Good
Percentage On-Time 80%
This flight has an on-time performance of 80%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 79% of other flights.
Delay Performance
4.2 of 5
Good
Average Delay Time 20.238095238095237 min
This flight has an average delay of 20.238095238095237 minutes with a standard deviation of 28.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 84% of other flights.

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