DL643Delta Air Lines · ATL → DTW
updated 1h ago
Route confirmed Delta Air Lines

DL643 AtlantaATL DetroitDTW

DL643 by Delta Air Lines flies from Atlanta (ATL) to Detroit (DTW).

Right nowNext departure today Operates daily
17:00

scheduled from ATL

The route today

live boards
ATLAtlantaOn-time likelyATL delay board →
DTWDetroitOn-time likelyDTW delay board →
ATL→DTWevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
21%Chance of 15+ min delay
1.1%Chance of cancellation
+0 minTypical airport delay in this weather

Conditions at ATL and DTW are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. These figures come from both airports' records 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

Forecast

Atlanta to Detroit with Delta Air Lines · Sun 1 Nov, local date

Outlook: about usual
Chance a departure is cancelled
0.2%19.1× usual
Chance a departure leaves 60+ min late
8.8%1.1× usual

Forecast weather: 88% chance of rain at Atlanta

Forecast: WeatherTomorrow · incl. data from ECMWF (CC BY 4.0, modified) · About 11 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 departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Atlanta to Detroit flights today

same route · Delta Air Lines
DL8784departs 06:30
DL1646departs 07:30
DL2084departs 08:30
DL1298departs 09:32
DL1240departs 11:08
DL8809departs 12:10

If DL643 is cancelled, these are the other Delta Air Lines nonstop flights from Atlanta to Detroit on the same day, with scheduled departure times in ATL local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →

How DL643 actually runs

Pro Flight Search has tracked every published board update for DL643 across the ATL and DTW boards: schedule changes, gate pushes and actual clocks. Combined risk score: 5.6/100. Based on airport operations, weather, and cached board history at ATL and DTW.

The verdict above is that record speaking, so it reflects how DL643 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Planning around DL643? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search: DL643 Atlanta to Detroit on-time performance, measured from the ATL and DTW airport boards.

Canonical URL
https://proflightsearch.com/flight/DL643
How we measure this →