WN4212 SAN → BWI

Southwest Airlines · San Diego, CA to Baltimore, MD · 64 flights observed, 2025-11-02 to 2026-01-05 · 2,295 mi

WN4212 covers more than one route in the data window — the stats below are for SAN → BWI, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
94%
Median delay
-14 min
90th percentile
+6 min
Cancellation rate
3%

How often is WN4212 on time?

Across 64 flights on SAN → BWI from 2025-11-02 to 2026-01-05, WN4212 arrived within 15 minutes of schedule 94% of the time. The median arrival delay was -14 min, and the worst 10% of flights arrived +6 min or later. 3% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time5894%
16-30 min35%
31-60 min12%
61-120 min00%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-112896%-14 min
2025-122993%-8 min
2026-01580%-10 min

Performance by day of week

DayFlightsOn-time
Mon1090%
Tue9100%
Wed989%
Thu7100%
Fri8100%
Sat989%
Sun1090%

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