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(UA) United Airlines 1221 On-Time Performance Rating

Date Range:

15-Dec-2025 to 15-Feb-2026

(SRQ) Sarasota Bradenton International Airport

Sarasota, FL, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
32
89%
Late
1
3%
Very Late
1
3%
Excessive
2
6%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
36
Total Delays ( > 1 min )
9
Codeshares
0
Average Delay (min.)
31.333333333333332
Standard Deviation
36.7
Min
0
Max
96

UA 1221 On-Time Performance Details

Overall Rating
3.9 of 5
Good
Percentage On-Time 89%
Average Delay Time 31.333333333333332 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.9 shows that this flight has on-time performance characteristics better than 77% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 89%
This flight has an on-time performance of 89%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 98% of other flights.
Delay Performance
2.9 of 5
Average
Average Delay Time 31.333333333333332 min
This flight has an average delay of 31.333333333333332 minutes with a standard deviation of 36.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 58% of other flights.

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