DL5121 White PlainsHPN · 16:29 AtlantaATL · 18:50
DL5121 by Delta Air Lines flies from White Plains (HPN) to Atlanta (ATL) for the Wed, Oct 28 departure.
departs HPN · on schedule
board checked 89m ago · checking again in 45s
⚖ DL5121 typically leaves +9 and lands −25. The air wins minutes back.Where the minutes go
last 7 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The last 30 days
arrival outcome per operationmedian arrival −25 min · 0 cancelled · 13 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at HPN and ATL 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 →
Tomorrow on this route
ForecastWhite Plains to Atlanta with Delta Air Lines · Thu 29 Oct, local date
- Chance a departure is cancelled
- 0.6%0.6× usual
- Chance a departure leaves 60+ min late
- 9.3%1.0× usual
Forecast: WeatherTomorrow · incl. data from ECMWF (CC BY 4.0, modified) · About 5 departures a day on this route with this airline. · 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 White Plains to Atlanta flights today
same route · Delta Air LinesIf DL5121 is cancelled, these are the other Delta Air Lines nonstop flights from White Plains to Atlanta on the same day, with scheduled departure times in HPN local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How DL5121 actually runs
Pro Flight Search has tracked every published board update for DL5121 across the HPN and ATL boards: schedule changes, gate pushes and actual clocks. Usually lands ~23 min early. Based on 13 confirmed landings · 12/13 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 DL5121 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: N607LR, N336PQ, N195PQ, N306PQ.
Board clocks recorded as HPN and ATL published them.
Planning around DL5121? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — DL5121 White Plains to Atlanta on-time performance, measured from the HPN and ATL airport boards.
https://proflightsearch.com/flight/DL5121
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