AA521 Los AngelesLAX · 17:33 NashvilleBNA · 23:34
AA521 by American Airlines flies from Los Angeles (LAX) to Nashville (BNA).
estimated arrival at BNA · local time · ~53 min from now
position updated 2m ago · checking again in 90s
Live position · flown path, last 4h 50m
Where the minutes go
last 4 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at LAX 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 at Los Angeles
ForecastMon 9 Nov, local date
Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.
Tomorrow at Nashville
ForecastMon 9 Nov, local date
Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · 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 Los Angeles to Nashville flights today
same route · American AirlinesIf AA521 is cancelled, these are the other American Airlines nonstop flights from Los Angeles to Nashville on the same day, with scheduled departure times in LAX 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 AA521 actually runs
Pro Flight Search has tracked every published board update for AA521 across the LAX and BNA boards: schedule changes, gate pushes and actual clocks. Usually lands ~5 min early. Based on 4 confirmed landings · 3/4 within 15 min of schedule. Pushes back late but makes up time in the air.
The verdict above is that record speaking, so it reflects how AA521 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: N433AN, N458AL, N420AN, N461AN.
Board clocks recorded as LAX and BNA published them.
Planning around AA521? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Pro Flight Search: AA521 Los Angeles to Nashville on-time performance, measured from the LAX and BNA airport boards.
https://proflightsearch.com/flight/AA521
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