DL1021 AtlantaATL · 17:45 Greenville/Greer/SpartanburgGSP
DL1021 by Delta Air Lines flies from Atlanta (ATL) to Greenville/Greer/Spartanburg (GSP).
scheduled from ATL
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 operation0 cancelled · 11 operations tracked
The route today
live boardsWhen it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Atlanta to Greenville/Greer/Spartanburg flights today
same route · Delta Air LinesIf DL1021 is cancelled, these are the other Delta Air Lines nonstop flights from Atlanta to Greenville/Greer/Spartanburg on the same day, with scheduled departure times in ATL local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How DL1021 actually runs
Pro Flight Search has tracked every published board update for DL1021 across the ATL and GSP boards: schedule changes, gate pushes and actual clocks. Usually departs ~10 min late. Based on 11 confirmed departures · 10/11 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how DL1021 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: N915DU, N812DN, N929DZ, N890DN.
Board clocks recorded as ATL and GSP published them.
Planning around DL1021? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — DL1021 Atlanta to Greenville/Greer/Spartanburg on-time performance, measured from the ATL and GSP airport boards.
https://proflightsearch.com/flight/DL1021
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