DL2509 NashvilleBNA · 07:30 BostonBOS · 11:10
DL2509 by Delta Air Lines flies from Nashville (BNA) to Boston (BOS) for the Thu, Oct 22 departure.
landed at BOS · confirmed by live position
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 BNA 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 Nashville to Boston flights today
same route · Delta Air LinesIf DL2509 is cancelled, these are the other Delta Air Lines nonstop flights from Nashville to Boston on the same day, with scheduled departure times in BNA local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How DL2509 actually runs
Pro Flight Search has tracked every published board update for DL2509 across the BNA and BOS boards: schedule changes, gate pushes and actual clocks. Usually lands ~15 min early. Based on 4 confirmed landings · 4/4 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 DL2509 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: N346DU, N345DU.
Board clocks recorded as BNA and BOS published them.
Planning around DL2509? 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 — DL2509 Nashville to Boston on-time performance, measured from the BNA and BOS airport boards.
https://proflightsearch.com/flight/DL2509
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