Delta Air Lines
Is DL521 delayed?
No delay reported yet. DL521 is scheduled to leave Los Angeles at 10:17 on Nov 14 and reach Dallas-Fort Worth at 14:54 (as of Nov 14, 15:48 UTC).
Usually on time: arrived within 15 min of schedule on 44 of the last 52 flights.
No live update yet
Showing the published schedule until live times come in.
Update time unavailable
Departure
Los Angeles
LAX
Scheduled
Nov 14
Arrival
Dallas-Fort Worth
DFW
Scheduled
Nov 14
Times shown in airport local time
Service date: · Scheduled departure date (America/Los_Angeles)
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 63 min late
Los Angeles → Dallas-Fort Worth
- 3 min early
Los Angeles → Dallas-Fort Worth
- 2 min early
Los Angeles → Dallas-Fort Worth
- On schedule (1 min behind)
Los Angeles → Dallas-Fort Worth
- 9 min early
Los Angeles → Dallas-Fort Worth
Is DL521 usually late?
Period: Oct 15, 2026 – Nov 14, 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. Compares scheduled and actual arrival times. Cancelled and diverted flights are left out. Some flights may be missing.
At the airports today
Los Angeles (LAX) departures
- Left more than 15 min late
- 32 of 59
- Cancelled today
- 40
Dallas-Fort Worth (DFW) departures
- Left more than 15 min late
- 58 of 91
- Cancelled today
- 93
Related flights
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Nov 13, 2026Arrived | Los Angeles | Dallas-Fort Worth | 63 | |
| Nov 12, 2026Arrived | Los Angeles | Dallas-Fort Worth | -3 | |
| Nov 11, 2026Arrived | Los Angeles | Dallas-Fort Worth | -2 | |
| Nov 10, 2026Arrived | Los Angeles | Dallas-Fort Worth | 1 | |
| Nov 9, 2026Arrived | Los Angeles | Dallas-Fort Worth | -9 | |
| Nov 8, 2026Arrived | Dallas-Fort Worth | Los Angeles | -13 | |
| Nov 8, 2026Arrived | Los Angeles | Dallas-Fort Worth | 4 | |
| Nov 7, 2026Arrived | Dallas-Fort Worth | Los Angeles | -26 | |
| Nov 7, 2026Arrived | Los Angeles | Dallas-Fort Worth | 38 | |
| Nov 6, 2026Arrived | Dallas-Fort Worth | Los Angeles | -19 | |
| Nov 6, 2026Arrived | Los Angeles | Dallas-Fort Worth | -6 | |
| Nov 5, 2026Arrived | Dallas-Fort Worth | Los Angeles | -7 | |
| Nov 5, 2026Arrived | Los Angeles | Dallas-Fort Worth | -8 | |
| Nov 4, 2026Arrived | Dallas-Fort Worth | Los Angeles | 12 | |
| Nov 4, 2026Arrived | Los Angeles | Dallas-Fort Worth | 10 | |
| Nov 3, 2026Arrived | Dallas-Fort Worth | Los Angeles | -8 | |
| Nov 3, 2026Arrived | Los Angeles | Dallas-Fort Worth | -26 | |
| Nov 2, 2026Arrived | Dallas-Fort Worth | Los Angeles | 6 | |
| Nov 2, 2026Arrived | Los Angeles | Dallas-Fort Worth | 12 | |
| Nov 1, 2026Arrived | Dallas-Fort Worth | Los Angeles | 2 | |
| Nov 1, 2026Arrived | Los Angeles | Dallas-Fort Worth | 27 | |
| Oct 31, 2026Arrived | Dallas-Fort Worth | Los Angeles | 16 | |
| Oct 31, 2026Arrived | Los Angeles | Dallas-Fort Worth | -6 | |
| Oct 30, 2026Arrived | Dallas-Fort Worth | Los Angeles | 6 | |
| Oct 30, 2026Arrived | Los Angeles | Dallas-Fort Worth | 7 | |
| Oct 29, 2026Arrived | Dallas-Fort Worth | Los Angeles | -12 | |
| Oct 29, 2026Arrived | Los Angeles | Dallas-Fort Worth | -2 | |
| Oct 28, 2026Arrived | Dallas-Fort Worth | Los Angeles | 48 | |
| Oct 28, 2026Arrived | Los Angeles | Dallas-Fort Worth | 218 | |
| Oct 27, 2026Arrived | Dallas-Fort Worth | Los Angeles | -12 | |
| Oct 27, 2026Arrived | Los Angeles | Dallas-Fort Worth | 1 | |
| Oct 26, 2026Arrived | Dallas-Fort Worth | Los Angeles | 4 | |
| Oct 26, 2026Arrived | Los Angeles | Dallas-Fort Worth | 12 | |
| Oct 25, 2026Arrived | Dallas-Fort Worth | Los Angeles | -3 | |
| Oct 25, 2026Arrived | Los Angeles | Dallas-Fort Worth | 12 | |
| Oct 24, 2026Arrived | Dallas-Fort Worth | Los Angeles | -7 | |
| Oct 24, 2026Arrived | Los Angeles | Dallas-Fort Worth | 10 | |
| Oct 23, 2026Arrived | Los Angeles | Dallas-Fort Worth | 4 | |
| Oct 22, 2026Arrived | Dallas-Fort Worth | Los Angeles | 34 | |
| Oct 22, 2026Arrived | Los Angeles | Dallas-Fort Worth | 2 | |
| Oct 21, 2026Arrived | Dallas-Fort Worth | Los Angeles | -7 | |
| Oct 21, 2026Arrived | Los Angeles | Dallas-Fort Worth | -13 | |
| Oct 20, 2026Arrived | Dallas-Fort Worth | Los Angeles | -13 | |
| Oct 20, 2026Arrived | Los Angeles | Dallas-Fort Worth | -12 | |
| Oct 19, 2026Arrived | Los Angeles | Dallas-Fort Worth | -4 | |
| Oct 18, 2026Arrived | Dallas-Fort Worth | Los Angeles | -7 | |
| Oct 18, 2026Arrived | Los Angeles | Dallas-Fort Worth | 1 | |
| Oct 17, 2026Arrived | Dallas-Fort Worth | Los Angeles | 7 | |
| Oct 17, 2026Arrived | Los Angeles | Dallas-Fort Worth | 17 | |
| Oct 16, 2026Arrived | Dallas-Fort Worth | Los Angeles | 1 | |
| Oct 16, 2026Arrived | Los Angeles | Dallas-Fort Worth | 1 | |
| Oct 15, 2026Arrived | Dallas-Fort Worth | Los Angeles | -7 |