AA4420 BostonBOS · 14:31 New YorkLGA · 16:00
AA4420 by American Airlines flies from Boston (BOS) to New York (LGA) for the Sat, Nov 14 departure.
en route from BOS to LGA
board checked 17m ago · checking again in 45s
Board estimate · gate and arrival times. Off blocks 14:24 · typical taxi-out at BOS ≈ 9 min.
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at BOS and LGA 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 BOS
ForecastSun 15 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 LGA
ForecastSun 15 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 Boston to New York flights today
same route · American AirlinesIf AA4420 is cancelled, these are the other American Airlines nonstop flights from Boston to New York on the same day, with scheduled departure times in BOS 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 AA4420 actually runs
Pro Flight Search has tracked every published board update for AA4420 across the BOS and LGA boards: schedule changes, gate pushes and actual clocks. Early read: no clear pattern yet. Only 2 completed legs so far: landed -14 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how AA4420 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationBoard clocks recorded as BOS and LGA published them.
Planning around AA4420? 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: AA4420 Boston to New York on-time performance, measured from the BOS and LGA airport boards.
https://proflightsearch.com/flight/AA4420
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