DL9966 Fort LauderdaleFLL BostonBOS
DL9966 by Delta Air Lines flies from Fort Lauderdale (FLL) to Boston (BOS).
scheduled from FLL
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at FLL and BOS 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 Fort Lauderdale to Boston flights today
same route · Delta Air LinesIf DL9966 is cancelled, these are the other Delta Air Lines nonstop flights from Fort Lauderdale to Boston on the same day, with scheduled departure times in FLL local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How DL9966 actually runs
Pro Flight Search has tracked every published board update for DL9966 across the FLL and BOS boards: schedule changes, gate pushes and actual clocks. Combined risk score: 50.0/100. Based on airport operations, weather, and cached board history at FLL and BOS.
The verdict above is that record speaking, so it reflects how DL9966 operates rather than what the timetable promises. Numbers refresh as new flights operate.
Planning around DL9966? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — DL9966 Fort Lauderdale to Boston on-time performance, measured from the FLL and BOS airport boards.
https://proflightsearch.com/flight/DL9966
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