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(UA) United Airlines 3550 On-Time Performance Rating

Date Range:

15-Dec-2025 to 15-Feb-2026

(EYW) Key West International Airport

Key West, FL, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
18
90%
Late
0
0%
Very Late
1
5%
Excessive
0
0%
Cancelled
0
0%
Diverted
1
5%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
19
Total Delays ( > 1 min )
1
Codeshares
19
Average Delay (min.)
33
Standard Deviation
0
Min
0
Max
33

UA 3550 On-Time Performance Details

Overall Rating
3.8 of 5
Good
Percentage On-Time 95%
Average Delay Time 33 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.8 shows that this flight has on-time performance characteristics better than 75% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 95%
This flight has an on-time performance of 95%. 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
2.7 of 5
Average
Average Delay Time 33 min
This flight has an average delay of 33 minutes with a standard deviation of 0 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 54% of other flights.

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