STL → MIASt Louis to Miami

live

Direct flights from St Louis (STL) to Miami (MIA): 14 nonstop departures observed each week across 2 airlines. 92% of the last 24 operated flights arrived within 15 minutes of schedule. The median arrival is 26 minutes early. No cancellations were recorded across the 24 tracked flights. The nonstop covers 1,722 km, an estimated 2 hours 42 minutes in the air. Measured by Pro Flight Search from live flight boards at St Louis and Miami. Updated 17 August 2026 at 17:38 UTC.

STL St Louis busy · +15
MIA Miami smooth · +0
1,722 km · ~2h 42m est.
dep bank 05:00–18:5514x weekly
Runs reliable · 2 airlines · 14x weekly · nonstop
92% on time

of the last 24 operated STL → MIA flights arrived within 15 minutes

Median arrival delay is −26 min. 0 of 24 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Search live fares for this route →
Median arrival−26 minacross the last 24 operated legs
Flight time~2h 42mestimated from route distance
Weekly departures14x2 direct airlines on the leg
Cancelled0.0%recent route rate · 0 of 24

Current nonstop fares

STL → MIA · one way · economy · 1 adult

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TodayChecking…Direct airline fares
TomorrowChecking…Direct airline fares
In one weekChecking…Direct airline fares

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
American AirlinesSouthwest 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
American AirlinesAA100% on time

Flights AA1716 05:00 daily · AA477 11:35 daily

Southwest AirlinesWN78% on time

Flights WN4591 varies Tu We Sa Su · WN3346 12:30 Mo Th Fr · WN4272 16:15 Sa · WN901 18:55 Su

History

operated legs · board outcomes
08-17AA1716dep +25 → arr−11
08-16AA1716dep +5 → arr−27
08-16AA477dep +6 → arr−27
08-16WN4591dep +9 → arr−16
08-16WN901dep +9 → arr−10
08-15AA1716dep +6 → arr−28
08-15AA477dep +3 → arr−27
08-15WN4272dep +26 → arr+14
08-15WN4591dep +28 → arr+5
08-14AA1716dep +6 → arr−26
08-14AA477dep +0 → arr−30
08-14WN3346dep +35 → arr+19
08-13AA1716dep +8 → arr−24
08-13AA477dep +8 → arr−27
08-13WN3346dep +22 → arr+2
08-12AA1716dep +2 → arr−34
08-12AA477dep +6 → arr−32
08-12WN4591dep +17 → arr−7
08-11AA1716dep −4 → arr−41
08-11AA477dep +0 → arr−38
08-11WN4591dep +2 → arr−22
08-10AA1716dep +9 → arr−30
08-10AA477dep +5 → arr−31
08-10WN3346dep +80 → arr+62

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 +15 min busy 🌤 mostly cloudy · NNW 9 kt Full STL delay board →
MIAMiami +0 min smooth 🌤 few clouds · 5 kt Full MIA delay board →

Weather lens

Current conditions put the pressure at STL: 42% odds of a 15+ minute delay and around +12 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 Miami route actually runs

Pro Flight Search tracks every published board update for nonstop STL to MIA flights: 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. Fares link straight to the operating airline with no markups.

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 Miami (MIA) route reliability, measured from operated flights on official airport boards.

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

STL to MIA questions

Is STL–MIA running on time right now?

Smooth skies ahead. The departure side at STL is the weaker end, route health score 90/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on STL–MIA?

Operators schedule morning departures around 05:00 and evening departures around 18:55 from STL. Earlier flights typically land before destination-airport delays accumulate later in the day; check the MIA delay card to confirm conditions when you'd arrive.

How long is the flight from STL to MIA?

Great-circle distance is 1,722 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 152–178 min gate-to-gate on this route.

How often does STL–MIA fly?

2 carriers operate this route, around 23 flights a week between them. Compare carrier days and times in the airline list above.