Is DL521 delayed?
Service date: · Scheduled departure date (America/Los_Angeles)
Arrived
3 min early
Updated
Departure
Los Angeles
LAX
Actual
Scheduled 09:40
Aug 22
Arrival
Dallas-Fort Worth
DFW
Actual
Scheduled 14:53
Aug 22
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 14 min early
LAX → DFW
- 9 min early
DFW → LAX
- 3 min late
LAX → DFW
- 18 min early
DFW → LAX
- 8 min early
LAX → DFW
Flight history and details
Aug 18, 2026 — Sep 17, 2026
- Observed arrivals
- 46
- Arrivals over 15 minutes late
- 6
- Observed cancellations
- 0
- Observed occurrences
- 52
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 17, 2026Arrived | Los Angeles | Dallas-Fort Worth | -14 | |
| Sep 16, 2026Arrived | Dallas-Fort Worth | Los Angeles | -9 | |
| Sep 16, 2026Arrived | Los Angeles | Dallas-Fort Worth | 3 | |
| Sep 15, 2026Arrived | Dallas-Fort Worth | Los Angeles | -18 | |
| Sep 15, 2026Arrived | Los Angeles | Dallas-Fort Worth | -8 | |
| Sep 14, 2026Arrived | Los Angeles | Dallas-Fort Worth | 8 | |
| Sep 13, 2026Arrived | Dallas-Fort Worth | Los Angeles | -16 | |
| Sep 11, 2026Arrived | Dallas-Fort Worth | Los Angeles | -9 | |
| Sep 9, 2026Arrived | Dallas-Fort Worth | Los Angeles | -29 | |
| Sep 9, 2026Arrived | Los Angeles | Dallas-Fort Worth | -1 | |
| Sep 8, 2026Arrived | Dallas-Fort Worth | Los Angeles | 4 | |
| Sep 8, 2026Arrived | Los Angeles | Dallas-Fort Worth | 32 | |
| Sep 7, 2026Arrived | Dallas-Fort Worth | Los Angeles | 35 | |
| Sep 7, 2026Arrived | Los Angeles | Dallas-Fort Worth | 51 | |
| Sep 6, 2026Arrived | Los Angeles | Dallas-Fort Worth | 92 | |
| Sep 5, 2026Arrived | Los Angeles | Dallas-Fort Worth | -26 | |
| Sep 4, 2026Arrived | Dallas-Fort Worth | Los Angeles | 21 | |
| Sep 4, 2026Arrived | Los Angeles | Dallas-Fort Worth | -21 | |
| Sep 3, 2026Arrived | Los Angeles | Dallas-Fort Worth | -27 | |
| Sep 2, 2026Arrived | Dallas-Fort Worth | Los Angeles | 156 | |
| Sep 2, 2026Arrived | Los Angeles | Dallas-Fort Worth | -27 | |
| Sep 1, 2026Arrived | Dallas-Fort Worth | Los Angeles | -8 | |
| Sep 1, 2026Arrived | Los Angeles | Dallas-Fort Worth | -15 | |
| Aug 31, 2026Arrived | Dallas-Fort Worth | Los Angeles | -20 | |
| Aug 31, 2026Arrived | Los Angeles | Dallas-Fort Worth | -17 | |
| Aug 30, 2026Arrived | Dallas-Fort Worth | Los Angeles | -17 | |
| Aug 30, 2026Arrived | Los Angeles | Dallas-Fort Worth | -18 | |
| Aug 29, 2026Arrived | Los Angeles | Dallas-Fort Worth | -23 | |
| Aug 28, 2026Arrived | Dallas-Fort Worth | Los Angeles | -18 | |
| Aug 28, 2026Arrived | Los Angeles | Dallas-Fort Worth | -19 | |
| Aug 27, 2026Arrived | Dallas-Fort Worth | Los Angeles | -22 | |
| Aug 27, 2026Arrived | Los Angeles | Dallas-Fort Worth | -23 | |
| Aug 26, 2026Arrived | Dallas-Fort Worth | Los Angeles | -23 | |
| Aug 26, 2026Arrived | Los Angeles | Dallas-Fort Worth | -25 | |
| Aug 25, 2026Arrived | Dallas-Fort Worth | Los Angeles | -4 | |
| Aug 25, 2026Arrived | Los Angeles | Dallas-Fort Worth | 9 | |
| Aug 24, 2026Arrived | Dallas-Fort Worth | Los Angeles | -18 | |
| Aug 24, 2026Arrived | Los Angeles | Dallas-Fort Worth | -25 | |
| Aug 23, 2026Arrived | Dallas-Fort Worth | Los Angeles | -17 | |
| Aug 23, 2026Arrived | Los Angeles | Dallas-Fort Worth | -33 | |
| Aug 22, 2026Arrived | Los Angeles | Dallas-Fort Worth | -3 | |
| Aug 21, 2026Arrived | Dallas-Fort Worth | Los Angeles | -29 | |
| Aug 21, 2026Arrived | Los Angeles | Dallas-Fort Worth | -17 | |
| Aug 20, 2026Arrived | Dallas-Fort Worth | Los Angeles | -12 |