AA3991 MiamiMIA NashvilleBNA · 15:55
AA3991 by American Airlines flies from Miami (MIA) to Nashville (BNA).
scheduled from MIA
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at MIA and BNA are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. These figures come from both airports' records under conditions like today's, over the last 90 days.
Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →
Tomorrow on this route
ForecastMiami to Nashville with American Airlines · Sun 1 Nov, local date
- Chance a departure is cancelled
- 1.3%1.0× usual
- Chance a departure leaves 60+ min late
- 26%1.8× usual
Forecast weather: 33% chance of thunder and 95% chance of rain at Miami; 97% chance of rain at Nashville
Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · About 4 departures a day on this route with this airline. · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Miami to Nashville flights today
same route · American AirlinesIf AA3991 is cancelled, these are the other American Airlines nonstop flights from Miami to Nashville on the same day, with scheduled departure times in MIA local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →
How AA3991 actually runs
Pro Flight Search has tracked every published board update for AA3991 across the MIA and BNA boards: schedule changes, gate pushes and actual clocks. Early read: no clear pattern yet. Only 1 completed leg so far: landed -8 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how AA3991 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationAircraft
Recent tails: N306DD.
Board clocks recorded as MIA and BNA published them.
Planning around AA3991? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search: AA3991 Miami to Nashville on-time performance, measured from the MIA and BNA airport boards.
https://proflightsearch.com/flight/AA3991
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