DL1643 AustinAUS · 18:05 New YorkJFK · 22:59
DL1643 by Delta Air Lines flies from Austin (AUS) to New York (JFK) for the Fri, Sep 18 departure.
departs AUS · on schedule
board checked 23m ago · checking again in 45s
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 AUS and JFK 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.
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.
Other Austin to New York flights today
same route · Delta Air LinesIf DL1643 is cancelled, these are the other Delta Air Lines nonstop flights from Austin to New York on the same day, with scheduled departure times in AUS local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How DL1643 actually runs
Pro Flight Search has tracked every published board update for DL1643 across the AUS and JFK boards: schedule changes, gate pushes and actual clocks. Usually lands ~15 min late. 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 DL1643 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: N904DN, N863DN, N934DZ, N856DN.
Board clocks recorded as AUS and JFK published them.
Planning around DL1643? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — DL1643 Austin to New York on-time performance, measured from the AUS and JFK airport boards.
https://proflightsearch.com/flight/DL1643
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