AA39 LondonLHR · 12:15 MiamiMIA · 17:00
AA39 by American Airlines flies from London (LHR) to Miami (MIA) for the Mon, Sep 7 departure.
estimated arrival at MIA · local time · ~2h 12m from now
board checked 11m ago · checking again in 45s
Board estimate · gate and arrival times. Off blocks 12:44 · typical taxi-out at LHR ≈ 9.6 min. No receiver coverage over open ocean.
Where the minutes go
last 3 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
Early read, sample still buildingConditions at LHR and MIA are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, under conditions like today's, over the last 90 days. This route's tracked sample is still thin — treat these as an early read, not a precise forecast.
Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
How AA39 actually runs
Pro Flight Search has tracked every published board update for AA39 across the LHR and MIA boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 1 completed leg so far: landed +170 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how AA39 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: N728AN, N734AR.
Board clocks recorded as LHR and MIA published them.
Planning around AA39? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — AA39 London to Miami on-time performance, measured from the LHR and MIA airport boards.
https://proflightsearch.com/flight/AA39
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