DL8959 BostonBOS · 23:00 New YorkJFK · 01:42
DL8959 by Delta Air Lines flies from Boston (BOS) to New York (JFK) for the Tue, Aug 18 departure.
Same number through BOS → LAS → LAX → JFK
departs BOS · on schedule
board checked 45m ago · checking again in 45s
The route today
live boardsWeather lens
Weather-conditioned outlook for this flight right now
Measured, 90-day sampleDriven mainly by BOS (Boston), currently flying IFR (instrument). 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 Boston to New York flights today
same route · Delta Air LinesIf DL8959 is cancelled, this is the other Delta Air Lines nonstop flight from Boston to New York on the same day, with scheduled departure times in BOS local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How DL8959 actually runs
Pro Flight Search has tracked every published board update for DL8959 across the BOS and JFK boards: schedule changes, gate pushes and actual clocks. Combined risk score: 50.0/100. Based on airport operations, weather, and cached board history at BOS and JFK.
The verdict above is that record speaking, so it reflects how DL8959 operates rather than what the timetable promises. Numbers refresh as new flights operate.
Planning around DL8959? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — DL8959 Boston to New York on-time performance, measured from the BOS and JFK airport boards.
https://proflightsearch.com/flight/DL8959
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