LAS → BWI Southwest Airlines

Southwest Airlines · Las Vegas, NV to Baltimore, MD · 1,625 flights, 2025-07-01 to 2026-06-30 · aggregated across 78 flight numbers

This route runs much more reliably at some times of day than others — 97% on-time departing 3–6am vs. 57% departing 6–9pm.
On-time arrival
80%
Median delay
-4 min
90th percentile
+33 min
Cancellation rate
1%

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

Across every Southwest Airlines flight number on LAS → BWI (1,625 flights, 2025-07-01 to 2026-06-30), 80% arrived within 15 minutes of schedule. Median arrival delay -4 min; the worst 10% ran +33 min or later. 1% were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1,27380%
16-30 min1459%
31-60 min1127%
61-120 min523%
2+ hrs191%

Performance by month

MonthFlightsOn-timeAvg delay
2025-0713665%+18 min
2025-0812582%+1 min
2025-0911990%-3 min
2025-1013679%+1 min
2025-1113983%-1 min
2025-1214878%0 min
2026-0112292%-6 min
2026-0210985%-6 min
2026-0313677%+7 min
2026-0414485%-1 min
2026-0514869%+11 min
2026-0613973%+9 min

Performance by day of week

DayFlightsOn-time
Mon23678%
Tue23686%
Wed22983%
Thu23475%
Fri23475%
Sat19689%
Sun23673%

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