Is DL4921 delayed?
No delay reported yet — DL4921 is scheduled to leave Raleigh/Durham at 07:16 on Sep 30 and reach Austin at 09:13 (as of Sep 30, 09:06 UTC).
Usually on time: arrived within 15 min of schedule on 39 of the last 40 flights.
Each route and date is shown separately. Confirm that both airports match your booking.
No live update yet
Showing the published schedule until live times are reported.
Update time unavailable
Departure
Raleigh/Durham
RDU
Scheduled
Sep 30
Arrival
Austin
AUS
Scheduled
Sep 30
Times shown in airport local time
Service date: · Scheduled departure date (America/New_York)
Think DL4921 runs late today? Delayed is trading at 10¢ — pays out x10.01.
Will Delta Air Lines DAL 4921 from Raleigh/Durham to Austin arrive on time, be delayed, or be cancelled on Sep 30?Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Market prices express trading expectations about a contract’s stated threshold. They do not confirm airline status. The linked market shows its terms and activity.
No live update yet
Showing the published schedule until live times are reported.
Update time unavailable
Departure
Austin
AUS
Scheduled
Sep 30
Arrival
Raleigh/Durham
RDU
Scheduled
Sep 30
Times shown in airport local time
Service date: · Scheduled departure date (America/Chicago)
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Market prices express trading expectations about a contract’s stated threshold. They do not confirm airline status. The linked market shows its terms and activity.
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 15 min early
Austin → Raleigh/Durham
- 45 min early
Raleigh/Durham → Austin
- On schedule (3 min behind)
Austin → Raleigh/Durham
- 13 min early
Raleigh/Durham → Austin
- 143 min late
Austin → Raleigh/Durham
Is DL4921 usually late?
Observation window: Aug 31, 2026 – Sep 30, 2026
On time means arriving no more than 15 minutes after the scheduled time; late means more than 15 minutes after. Cancelled and diverted flights are counted apart from arrivals. Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
At the airports today
Austin (AUS) departures
No departures recorded yet today.
Related flights
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 29, 2026Arrived | Austin | Raleigh/Durham | -15 | |
| Sep 29, 2026Arrived | Raleigh/Durham | Austin | -45 | |
| Sep 28, 2026Arrived | Austin | Raleigh/Durham | 3 | |
| Sep 28, 2026Arrived | Raleigh/Durham | Austin | -13 | |
| Sep 27, 2026Arrived | Austin | Raleigh/Durham | 143 | |
| Sep 26, 2026Arrived | Austin | Raleigh/Durham | -10 | |
| Sep 26, 2026Arrived | Raleigh/Durham | Austin | -9 | |
| Sep 25, 2026Arrived | Austin | Raleigh/Durham | 4 | |
| Sep 25, 2026Arrived | Raleigh/Durham | Austin | -11 | |
| Sep 24, 2026Arrived | Austin | Raleigh/Durham | -10 | |
| Sep 24, 2026Arrived | Raleigh/Durham | Austin | -11 | |
| Sep 23, 2026Arrived | Austin | Raleigh/Durham | -5 | |
| Sep 23, 2026Arrived | Raleigh/Durham | Austin | -16 | |
| Sep 22, 2026Arrived | Austin | Raleigh/Durham | -16 | |
| Sep 22, 2026Arrived | Raleigh/Durham | Austin | -30 | |
| Sep 21, 2026Arrived | Austin | Raleigh/Durham | -9 | |
| Sep 21, 2026Arrived | Raleigh/Durham | Austin | -21 | |
| Sep 20, 2026Arrived | Austin | Raleigh/Durham | -12 | |
| Sep 20, 2026Arrived | Raleigh/Durham | Austin | -18 | |
| Sep 19, 2026Arrived | Austin | Raleigh/Durham | -13 | |
| Sep 19, 2026Arrived | Raleigh/Durham | Austin | -22 | |
| Sep 18, 2026Arrived | Austin | Raleigh/Durham | -18 | |
| Sep 18, 2026Arrived | Raleigh/Durham | Austin | -24 | |
| Sep 17, 2026Arrived | Austin | Raleigh/Durham | -10 | |
| Sep 17, 2026Arrived | Raleigh/Durham | Austin | -32 | |
| Sep 16, 2026Arrived | Austin | Raleigh/Durham | -11 | |
| Sep 16, 2026Arrived | Raleigh/Durham | Austin | -32 | |
| Sep 11, 2026Arrived | Raleigh/Durham | Austin | -20 | |
| Sep 10, 2026Arrived | Austin | Raleigh/Durham | -19 | |
| Sep 10, 2026Arrived | Raleigh/Durham | Austin | -17 | |
| Sep 9, 2026Arrived | Austin | Raleigh/Durham | -14 | |
| Sep 9, 2026Arrived | Raleigh/Durham | Austin | -31 | |
| Sep 8, 2026Arrived | Austin | Raleigh/Durham | -18 | |
| Sep 8, 2026Arrived | Raleigh/Durham | Austin | -29 | |
| Sep 7, 2026Arrived | Austin | Raleigh/Durham | -16 | |
| Sep 7, 2026Arrived | Raleigh/Durham | Austin | -34 | |
| Sep 6, 2026Arrived | Austin | Raleigh/Durham | -24 | |
| Sep 6, 2026Arrived | Raleigh/Durham | Austin | -28 | |
| Sep 4, 2026Arrived | Austin | Raleigh/Durham | -12 | |
| Sep 4, 2026Arrived | Raleigh/Durham | Austin | -20 |
Email me if DL4921 runs late
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