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(WN) Southwest Airlines 1877 On-Time Performance Rating

Date Range:

01-Apr-2026 to 31-May-2026

(SJC) San Jose Mineta International Airport

San Jose, CA, US

(MDW) Chicago Midway International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
13
36%
Late
10
28%
Very Late
7
19%
Excessive
5
14%
Cancelled
0
0%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
35
Total Delays ( > 1 min )
31
Codeshares
0
Average Delay (min.)
26.387096774193548
Standard Deviation
18.1
Min
0
Max
72

WN 1877 On-Time Performance Details

Overall Rating
1.8 of 5
Average
Percentage On-Time 37%
Average Delay Time 26.387096774193548 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.8 shows that this flight has on-time performance characteristics better than 35% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 37%
This flight has an on-time performance of 37%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
3.6 of 5
Good
Average Delay Time 26.387096774193548 min
This flight has an average delay of 26.387096774193548 minutes with a standard deviation of 18.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 73% of other flights.

Other Stops for WN 1877