STL → CVGSt Louis to Cincinnati / Covington

live

Direct flights from St Louis (STL) to Cincinnati / Covington (CVG): 1 nonstop departure observed each week across 1 airline. 80% of the last 5 operated flights arrived within 15 minutes of schedule. The median arrival is on schedule. No cancellations were recorded across the 5 tracked flights. The nonstop covers 495 km, an estimated 1 hour 8 minutes in the air. Measured by Pro Flight Search from live flight boards at St Louis and Cincinnati / Covington. Updated 12 September 2026 at 03:18 UTC.

STL St Louis busy · +21
CVG Cincinnati / Covington smooth · +0
495 km · ~1h 08m est.
dep bank 19:10–20:211x weekly
Runs reliable · 1 airline · 1x weekly · nonstop
80% on time

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

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

Median arrival+0 minacross the last 5 operated legs
Flight time~1h 08mestimated from route distance
Weekly departures1x1 direct airline on the leg

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Sun Country 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
Sun Country AirlinesSY

Flights SY6050 19:10 Fr · SY6052 20:21 Fr

History

operated legs · board outcomes
09-11KII124dep +52 → arr+0
09-11SY6052dep +43 → arr+48
09-10KII124dep +0 → arr+0
09-09KII124dep +48 → arr+0
09-08KII124dep +56 → arr+0

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
STLSt Louis +21 min busy 🌤 mostly cloudy · NNW 7 kt Full STL delay board →
CVGCincinnati / Covington +0 min smooth 🌤 mostly cloudy · WSW 5 kt Full CVG delay board →

Weather lens

Current conditions put the pressure at CVG: 46% 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 St Louis to Cincinnati / Covington route actually runs

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

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

STL to CVG questions

Is STL–CVG running on time right now?

Smooth skies ahead. The departure side at STL is the weaker end, route health score 86/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on STL–CVG?

Operators schedule evening departures around 19:10 from STL. Earlier flights typically land before destination-airport delays accumulate later in the day; check the CVG delay card to confirm conditions when you'd arrive.

How long is the flight from STL to CVG?

Great-circle distance is 495 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 65–72 min gate-to-gate on this route.

How often does STL–CVG fly?

Sun Country Airlines runs the route with about 2 flights a week (fri). Since one carrier owns the route, a single disruption tends to ripple through the day.