CHS → STLCharleston to St Louis

live

Direct flights from Charleston (CHS) to St Louis (STL): 4 nonstop departures observed each week across 1 airline. 80% of the last 5 operated flights arrived within 15 minutes of schedule. The median arrival is 9 minutes late. No cancellations were recorded across the 5 tracked flights. The nonstop covers 1,135 km, an estimated 1 hour 57 minutes in the air. Measured by Pro Flight Search from live flight boards at Charleston and St Louis. Updated 15 September 2026 at 02:48 UTC.

CHS Charleston smooth · +5
STL St Louis smooth · +12
1,135 km · ~1h 57m est.
dep bank 06:45–17:204x weekly
Runs reliable · 1 airline · 4x weekly · nonstop
80% on time

of the last 5 operated CHS → STL flights arrived within 15 minutes

Median arrival delay is +9 min. 0 of 5 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival+9 minacross the last 5 operated legs
Flight time~1h 57mestimated from route distance
Weekly departures4x1 direct airline on the leg

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 WN873 06:45 Sa · WN1695 17:20 Mo Th Fr

History

operated legs · board outcomes
09-14WN1695dep +35 → arr+9
09-13WN1343dep +3 → arr−28
09-12WN873dep +4 → arr−24
09-11WN1695dep +62 → arr+38
09-10WN1695dep +42 → arr+13

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
CHSCharleston +5 min smooth 🌤 scattered clouds · ENE 13 kt Full CHS delay board →
STLSt Louis +12 min smooth 🌤 few clouds · SW 9 kt Full STL delay board →

Weather lens

Current conditions put the pressure at CHS and STL: 42% 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 Charleston to St Louis route actually runs

Pro Flight Search records official board updates for nonstop CHS 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 — Charleston (CHS) to St Louis (STL) route reliability, measured from operated flights on official airport boards.

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

CHS to STL questions

Is CHS–STL running on time right now?

Smooth skies ahead. The arrival side at STL is the weaker end, route health score 87/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on CHS–STL?

Operators schedule morning departures around 06:45 and evening departures around 17:20 from CHS. 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 CHS to STL?

Great-circle distance is 1,135 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 110–127 min gate-to-gate on this route.

How often does CHS–STL fly?

Southwest Airlines runs the route with about 4 flights a week (mon, thu, fri, sat). Since one carrier owns the route, a single disruption tends to ripple through the day.