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(WN) Southwest Airlines 978 On-Time Performance Rating

Date Range:

15-Feb-2026 to 15-Apr-2026

(DEN) Denver International Airport

Denver, CO, US

(SMF) Sacramento International Airport

Sacramento, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
5
50%
Late
1
10%
Very Late
1
10%
Excessive
3
30%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
10
Total Delays ( > 1 min )
6
Codeshares
0
Average Delay (min.)
73.33333333333333
Standard Deviation
59.9
Min
0
Max
172

WN 978 On-Time Performance Details

Overall Rating
0.2 of 5
Very Poor
Percentage On-Time 50%
Average Delay Time 73.33333333333333 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.2 shows that this flight has on-time performance characteristics better than 2% of all other flights in the FlightStats database.
On-Time Performance Rating
0.1 of 5
Very Poor
Percentage On-Time 50%
This flight has an on-time performance of 50%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 2% of other flights.
Delay Performance
0.2 of 5
Very Poor
Average Delay Time 73.33333333333333 min
This flight has an average delay of 73.33333333333333 minutes with a standard deviation of 59.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 4% of other flights.

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