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(AA) American Airlines 851 On-Time Performance Rating

Date Range:

01-Jul-2026 to 31-Aug-2026

(MSO) Missoula Montana Airport

Missoula, MT, US

(DFW) Dallas Fort Worth International Airport

Dallas, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
27
75%
Late
0
0%
Very Late
1
3%
Excessive
7
19%
Cancelled
0
0%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
35
Total Delays ( > 1 min )
12
Codeshares
0
Average Delay (min.)
53.666666666666664
Standard Deviation
45.5
Min
0
Max
128

AA 851 On-Time Performance Details

Overall Rating
2.2 of 5
Average
Percentage On-Time 77%
Average Delay Time 53.666666666666664 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.2 shows that this flight has on-time performance characteristics better than 42% of all other flights in the FlightStats database.
On-Time Performance Rating
3.6 of 5
Good
Percentage On-Time 77%
This flight has an on-time performance of 77%. 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
0.7 of 5
Poor
Average Delay Time 53.666666666666664 min
This flight has an average delay of 53.666666666666664 minutes with a standard deviation of 45.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 14% of other flights.

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