BWI → LAX Southwest Airlines

Southwest Airlines · Baltimore, MD to Los Angeles, CA · 1,045 flights, 2025-07-01 to 2026-06-30 · aggregated across 55 flight numbers

This route runs much more reliably at some times of day than others — 87% on-time departing 6–9am vs. 52% departing 9pm–12am.
On-time arrival
69%
Median delay
+2 min
90th percentile
+51 min
Cancellation rate
1%

How on-time is Southwest Airlines from BWI to LAX?

Across every Southwest Airlines flight number on BWI → LAX (1,045 flights, 2025-07-01 to 2026-06-30), 69% arrived within 15 minutes of schedule. Median arrival delay +2 min; the worst 10% ran +51 min or later. 1% were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time70869%
16-30 min13413%
31-60 min10610%
61-120 min616%
2+ hrs222%

Performance by month

MonthFlightsOn-timeAvg delay
2025-078966%+18 min
2025-088868%+8 min
2025-098677%+6 min
2025-108872%+7 min
2025-118580%+5 min
2025-129066%+12 min
2026-017271%-4 min
2026-027274%+4 min
2026-038982%+5 min
2026-049062%+17 min
2026-059268%+15 min
2026-069041%+32 min

Performance by day of week

DayFlightsOn-time
Mon15069%
Tue14972%
Wed14664%
Thu15068%
Fri15167%
Sat13981%
Sun14661%

Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…