Is DAL543 delayed?
Each route and date is shown separately. Confirm that both airports match your booking.
Service date: · Scheduled departure date (UTC)
Arrived
13 min early
Official source · Updated
Departure
St Louis
STL
Actual
Scheduled 23:01
Sep 12
Arrival
Atlanta
ATL
Actual
Scheduled 20:18
Sep 12
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
Service date: · Scheduled departure date (America/New_York)
Arrived
10 min late
Official source · Updated
Departure
Atlanta
ATL
Scheduled
Sep 12
Arrival
St Louis
STL
Actual
Scheduled 21:16
Sep 12
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
STLATL
ATLSTL
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- <1 min late
STL → ATL
- 9 min early
ATL → STL
- 1 min early
STL → ATL
- 1 min early
ATL → STL
- 8 min early
ATL → STL
Flight history and details
Aug 18, 2026 — Sep 17, 2026
- Observed arrivals
- 13
- Arrivals over 15 minutes late
- 2
- Observed cancellations
- 0
- Observed occurrences
- 14
Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 16, 2026Arrived | St Louis | Atlanta | 0 | |
| Sep 16, 2026Arrived | Atlanta | St Louis | -9 | |
| Sep 15, 2026Arrived | St Louis | Atlanta | -1 | |
| Sep 15, 2026Arrived | Atlanta | St Louis | -1 | |
| Sep 13, 2026Arrived | Atlanta | St Louis | -8 | |
| Sep 12, 2026Arrived | St Louis | Atlanta | -13 | |
| Sep 12, 2026Arrived | Atlanta | St Louis | 10 | |
| Sep 11, 2026Arrived | Atlanta | St Louis | 84 | |
| Sep 10, 2026Arrived | Atlanta | St Louis | -10 | |
| Sep 9, 2026Arrived | Atlanta | St Louis | -3 | |
| Sep 8, 2026Arrived | Atlanta | St Louis | -9 | |
| Sep 7, 2026Arrived | Nashville | Seattle | 23 | |
| Sep 4, 2026Arrived | Nashville | Seattle | 10 |