RDU → STLRaleigh/Durham to St Louis

live

Direct flights from Raleigh/Durham (RDU) to St Louis (STL): 7 nonstop departures observed each week across 1 airline. 69% of the last 16 operated flights arrived within 15 minutes of schedule. The median arrival is 6 minutes late. No cancellations were recorded across the 16 tracked flights. The nonstop covers 1,072 km, an estimated 1 hour 52 minutes in the air. Measured by Pro Flight Search from live flight boards at Raleigh/Durham and St Louis. Updated 26 October 2026 at 14:03 UTC.

Today, RDU → STL

Mon 26 Oct · local times
  1. 06:00 WN3038Southwest Left 06:07 +7 STL est. 06:53In the air · sched 07:10

Checked RDU board 10:03 · STL board 06:18

RDU Raleigh/Durham smooth · +11
STL St Louis smooth · +0
1,072 km · ~1h 52m est.
dep bank 06:00–19:507x weekly
Runs mixed · 1 airline · 7x weekly · nonstop
69% on time

of the last 16 operated RDU → STL flights arrived within 15 minutes

Median arrival delay is +6 min. 0 of 16 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival+6 minacross the last 16 operated legs
Flight time~1h 52mestimated from route distance
Weekly departures7x1 direct airline on the leg
Cancelled0.0%recent route rate · 0 of 16

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Southwest Airlines

Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.

Who flies it

observed on the boards · 7 days
Southwest AirlinesWN67% on time

Flights WN3038 06:00 Mo Th Fr · WN3080 06:10 Su · WN473 06:20 Tu We · WN1866 06:35 Sa

History

operated legs · board outcomes
10-26WN3038dep +7 → arr−17
10-25WN3080dep +7 → arr−24
10-25WN3572dep +38 → arr+6
10-24WN1866dep +5 → arr−27
10-24WN2966dep +16 → arr−15
10-23WN3038dep +9 → arr−21
10-23WN3572dep +48 → arr+17
10-22WN3038dep +12 → arr−21
10-22WN3572dep +49 → arr+15
10-21WN3572dep +95 → arr+65
10-21WN473dep +8 → arr−26
10-20WN3572dep +54 → arr+22
10-20WN473dep +53 → arr+37
10-191I945dep +10 → arr+13
10-19WN3038dep +16 → arr−18
10-19WN3572dep +58 → arr+30

Actual board outcomes rather than schedules, paired departure and arrival per flight and day.

Full board history, day by day →

Airports right now

live boards
RDURaleigh/Durham +11 min smooth 🌤 clear · N 0 kt Full RDU delay board →
STLSt Louis +0 min smooth 🌤 overcast · N 0 kt Full STL delay board →

Weather lens

Current conditions put the pressure at RDU and STL: 41% odds of a 15+ minute delay and around +9 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the Raleigh/Durham to St Louis route actually runs

Pro Flight Search records official board updates for nonstop RDU to STL flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.

Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — Raleigh/Durham (RDU) to St Louis (STL) route reliability, measured from operated flights on official airport boards.

Canonical URL
https://proflightsearch.com/search-flights/RDU-STL
How we measure this →

RDU to STL questions

Is RDU–STL running on time right now?

Smooth skies ahead. The departure side at RDU is the weaker end, route health score 92/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on RDU–STL?

Operators schedule morning departures around 06:00 from RDU. Earlier flights typically land before destination-airport delays accumulate later in the day; check the STL delay card to confirm conditions when you'd arrive.

How long is the flight from RDU to STL?

Great-circle distance is 1,072 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 106–122 min gate-to-gate on this route.

How often does RDU–STL fly?

Southwest Airlines runs the route with about 14 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.