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(UA) United Airlines 5271 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(YYZ) Toronto Pearson International Airport

Toronto, ON, CA

On-Time Performance Chart

(using rounded numbers)
On-Time
13
72%
Late
2
11%
Very Late
1
6%
Excessive
2
11%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
18
Total Delays ( > 1 min )
11
Codeshares
18
Average Delay (min.)
19.90909090909091
Standard Deviation
22.2
Min
0
Max
69

UA 5271 On-Time Performance Details

Overall Rating
2.9 of 5
Average
Percentage On-Time 72%
Average Delay Time 19.90909090909091 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.9 shows that this flight has on-time performance characteristics better than 57% of all other flights in the FlightStats database.
On-Time Performance Rating
1.9 of 5
Average
Percentage On-Time 72%
This flight has an on-time performance of 72%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 38% of other flights.
Delay Performance
3.9 of 5
Good
Average Delay Time 19.90909090909091 min
This flight has an average delay of 19.90909090909091 minutes with a standard deviation of 22.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 79% of other flights.