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(WN) Southwest Airlines 377 On-Time Performance Rating

Date Range:

01-Jun-2026 to 31-Jul-2026

(BWI) Baltimore Washington International Airport

Baltimore, MD, US

(GRR) Grand Rapids Gerald R. Ford International Airport

Grand Rapids, MI, US

On-Time Performance Chart

(using rounded numbers)
On-Time
6
75%
Late
1
13%
Very Late
0
0%
Excessive
1
13%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
8
Total Delays ( > 1 min )
3
Codeshares
0
Average Delay (min.)
36
Standard Deviation
38
Min
0
Max
77

WN 377 On-Time Performance Details

Overall Rating
2.8 of 5
Average
Percentage On-Time 75%
Average Delay Time 36 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.8 shows that this flight has on-time performance characteristics better than 55% of all other flights in the FlightStats database.
On-Time Performance Rating
2.9 of 5
Average
Percentage On-Time 75%
This flight has an on-time performance of 75%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 58% of other flights.
Delay Performance
2.7 of 5
Average
Average Delay Time 36 min
This flight has an average delay of 36 minutes with a standard deviation of 38 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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