WN2620 STL → PIT

Southwest Airlines · St. Louis, MO to Pittsburgh, PA · 57 flights observed, 2026-04-07 to 2026-06-03 · 554 mi

This flight's reliability varies a lot by day of week — 78% on-time on Tuesdays vs. 29% on Sundays.

WN2620 covers more than one route in the data window — the stats below are for STL → PIT, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
58%
Median delay
+12 min
90th percentile
+90 min
Cancellation rate
0%

How often is WN2620 on time?

Across 57 flights on STL → PIT from 2026-04-07 to 2026-06-03, WN2620 arrived within 15 minutes of schedule 58% of the time. The median arrival delay was +12 min, and the worst 10% of flights arrived +90 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time3358%
16-30 min916%
31-60 min59%
61-120 min814%
2+ hrs24%

Performance by month

MonthFlightsOn-timeAvg delay
2026-042463%+18 min
2026-053053%+28 min
2026-06367%+34 min

Performance by day of week

DayFlightsOn-time
Mon863%
Tue978%
Wed967%
Thu850%
Fri875%
Sat838%
Sun729%

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