MSY → STLNew Orleans to St Louis

live

Direct flights from New Orleans (MSY) to St Louis (STL): 24 nonstop departures observed each week across 1 airline. 75% of the last 16 tracked flights arrived within 15 minutes of schedule. The median arrival is on schedule. No cancellations were recorded across the 16 tracked flights. The nonstop covers 974 km, an estimated 1 hour 45 minutes in the air. Measured by Pro Flight Search from live flight boards at New Orleans and St Louis. Updated 5 November 2026 at 05:05 UTC.

Today, MSY → STL

Wed 4 Nov · local times
  1. 07:35 WN4792Southwest Left 07:46 +11 Landed 09:07 −18
  2. 17:45 WN3181Southwest Left 18:05 +20 Landed 19:30

Checked MSY board 23:05 · STL board 22:18

MSY New Orleans smooth · +3
STL St Louis smooth · +0
974 km · ~1h 45m est.
dep bank 07:35–19:1524x weekly
Runs mixed · 1 airline · 24x weekly · nonstop
75% on time

of the last 16 tracked MSY → STL flights arrived within 15 minutes

Median arrival delay is −1 min. 0 of 16 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−1 minacross the last 16 arrivals
Flight time~1h 45mestimated from route distance
Weekly departures24x1 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 AirlinesWN80% on time

Flights WN4792 varies Mo Tu We Su · WN3138 07:40 Mo Tu We Th Fr Sa · WN1225 13:25 Tu We · WN3446 14:25 Mo Th Fr

History

operated legs · board outcomes
11-04WN3181dep +20 → arr+0
11-04WN4792dep +11 → arr−18
11-03WN3181dep +15 → arr−7
11-03WN4792dep +5 → arr−23
11-02WN3181dep +33 → arr+11
11-02WN4792dep +16 → arr−3
11-01WN3181dep +128 → arr+113
11-01WN4792dep +13 → arr+1
10-31WN2107dep +2 → arr−25
10-301I17dep +18 → arr+20
10-30WN2099dep +21 → arr−1
10-30WN3138dep +3 → arr−23
10-30WN3446dep +45 → arr+18
10-29WN2099dep −4 → arr−25
10-29WN3138dep +12 → arr−13
10-29WN3446dep +56 → 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
MSYNew Orleans +3 min smooth 🌤 few clouds · NNW 5 kt Full MSY delay board →
STLSt Louis +0 min smooth 🌤 clear · SW 6 kt Full STL delay board →

Weather lens

Conditions are tightest at MSY and STL: a 41% chance of a 15+ minute delay. In this weather, the more delayed of the two airports is typically about +8 min. Both figures come from the two airports' delay records in similar weather. See live delays → · Weather risk by airport →

How the New Orleans to St Louis route actually runs

Pro Flight Search records official board updates for nonstop MSY 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: New Orleans (MSY) to St Louis (STL) route reliability, measured from operated flights on official airport boards.

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

MSY to STL questions

Is MSY–STL running on time right now?

Smooth skies ahead. The departure side at MSY is the weaker end, route health score 96/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on MSY–STL?

Operators schedule morning departures around 07:40 and evening departures around 18:15 from MSY. 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 MSY to STL?

Great-circle distance is 974 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 99–113 min gate-to-gate on this route.

How often does MSY–STL fly?

Southwest Airlines runs the route with about 24 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.