DL456 BostonBOS · 08:55 AtlantaATL · 11:46
DL456 by Delta Air Lines flies from Boston (BOS) to Atlanta (ATL).
scheduled from BOS
⚖ DL456 typically leaves +19 and lands −19. 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 −19 min · 0 cancelled · 14 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at BOS 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 →
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Boston to Atlanta flights today
same route · Delta Air LinesIf DL456 is cancelled, these are the other Delta Air Lines nonstop flights from Boston to Atlanta 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 DL456 actually runs
Pro Flight Search has tracked every published board update for DL456 across the BOS and ATL boards: schedule changes, gate pushes and actual clocks. Usually lands ~19 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 DL456 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: N349DX, N331DN, N335DN, N354DN.
Board clocks recorded as BOS and ATL published them.
Planning around DL456? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — DL456 Boston to Atlanta on-time performance, measured from the BOS and ATL airport boards.
https://proflightsearch.com/flight/DL456
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