WN1931 BWI → SAN

Southwest Airlines · Baltimore, MD to San Diego, CA · 30 flights observed, 2025-10-02 to 2025-11-01 · 2,295 mi

This flight runs much more reliably at some times of day than others — 100% on-time departing 6–9am vs. 63% departing 12–3pm.

WN1931 covers more than one route in the data window — the stats below are for BWI → SAN, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
87%
Median delay
-10 min
90th percentile
+30 min
Cancellation rate
0%

How often is WN1931 on time?

Across 30 flights on BWI → SAN from 2025-10-02 to 2025-11-01, WN1931 arrived within 15 minutes of schedule 87% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +30 min or later. 0% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time2687%
16-30 min13%
31-60 min310%
61-120 min00%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-102986%-2 min
2025-111100%-30 min

Performance by day of week

DayFlightsOn-time
Mon475%
Tue450%
Wed475%
Thu5100%
Fri4100%
Sat5100%
Sun4100%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…