WN452 RDU → STL

Southwest Airlines · Raleigh/Durham, NC to St. Louis, MO · 33 flights observed, 2026-03-05 to 2026-04-06 · 668 mi

This flight's reliability varies a lot by day of week — 100% on-time on Saturdays vs. 60% on Fridays.

WN452 covers more than one route in the data window — the stats below are for RDU → STL, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
69%
Median delay
+3 min
90th percentile
+38 min
Cancellation rate
3%

How often is WN452 on time?

Across 33 flights on RDU → STL from 2026-03-05 to 2026-04-06, WN452 arrived within 15 minutes of schedule 69% of the time. The median arrival delay was +3 min, and the worst 10% of flights arrived +38 min or later. 3% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time2269%
16-30 min619%
31-60 min39%
61-120 min13%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-032669%+6 min
2026-04667%+9 min

Performance by day of week

DayFlightsOn-time
Mon580%
Tue475%
Wed450%
Thu580%
Fri560%
Sat5100%
Sun425%

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