LAS → PIT Southwest Airlines

Southwest Airlines · Las Vegas, NV to Pittsburgh, PA · 654 flights, 2025-07-01 to 2026-06-30 · aggregated across 32 flight numbers

This route runs much more reliably at some times of day than others — 89% on-time departing 9am–12pm vs. 52% departing 12–3pm.
On-time arrival
75%
Median delay
-2 min
90th percentile
+43 min
Cancellation rate
0%

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

Across every Southwest Airlines flight number on LAS → PIT (654 flights, 2025-07-01 to 2026-06-30), 75% arrived within 15 minutes of schedule. Median arrival delay -2 min; the worst 10% ran +43 min or later. 0% were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time49075%
16-30 min6410%
31-60 min569%
61-120 min305%
2+ hrs102%

Performance by month

MonthFlightsOn-timeAvg delay
2025-076169%+11 min
2025-086184%+1 min
2025-095976%+6 min
2025-106172%+4 min
2025-114787%+3 min
2025-124680%+4 min
2026-014190%0 min
2026-024484%+3 min
2026-036070%+14 min
2026-046373%+9 min
2026-056673%+7 min
2026-064149%+26 min

Performance by day of week

DayFlightsOn-time
Mon9375%
Tue8876%
Wed8480%
Thu9176%
Fri9367%
Sat9685%
Sun10570%

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