Is DL1551 delayed?
Service date: · Scheduled departure date (America/Los_Angeles)
Arrived
6 min early
Official source · Updated
Departure
Los Angeles
LAX
Actual
Scheduled 19:32
Sep 19
Arrival
Seattle
SEA
Actual
Scheduled 21:50
Sep 19
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 33 min late
LAX → SEA
- 1 min late
LAX → SEA
- 6 min early
LAX → SEA
- 10 min late
LAX → SEA
- 21 min early
LAX → SEA
Flight history and details
Aug 23, 2026 — Sep 22, 2026
- Observed arrivals
- 27
- Arrivals over 15 minutes late
- 1
- Observed cancellations
- 0
- Observed occurrences
- 27
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 21, 2026Arrived | Los Angeles | Seattle | 33 | |
| Sep 20, 2026Arrived | Los Angeles | Seattle | 1 | |
| Sep 19, 2026Arrived | Los Angeles | Seattle | -6 | |
| Sep 18, 2026Arrived | Los Angeles | Seattle | 10 | |
| Sep 17, 2026Arrived | Los Angeles | Seattle | -21 | |
| Sep 16, 2026Arrived | Los Angeles | Seattle | -25 | |
| Sep 15, 2026Arrived | Los Angeles | Seattle | -22 | |
| Sep 14, 2026Arrived | Los Angeles | Seattle | 8 | |
| Sep 13, 2026Arrived | Los Angeles | Seattle | -2 | |
| Sep 12, 2026Arrived | Los Angeles | Seattle | -16 | |
| Sep 11, 2026Arrived | Los Angeles | Seattle | -7 | |
| Sep 10, 2026Arrived | Los Angeles | Seattle | -19 | |
| Sep 9, 2026Arrived | Los Angeles | Seattle | -20 | |
| Sep 8, 2026Arrived | Los Angeles | Seattle | -21 | |
| Sep 5, 2026Arrived | Los Angeles | Seattle | -38 | |
| Sep 4, 2026Arrived | Los Angeles | Seattle | -41 | |
| Sep 3, 2026Arrived | Los Angeles | Seattle | -24 | |
| Sep 2, 2026Arrived | Los Angeles | Seattle | -23 | |
| Sep 1, 2026Arrived | Los Angeles | Seattle | -37 | |
| Aug 31, 2026Arrived | Los Angeles | Seattle | -34 | |
| Aug 29, 2026Arrived | Los Angeles | Seattle | -37 | |
| Aug 28, 2026Arrived | Los Angeles | Seattle | -34 | |
| Aug 27, 2026Arrived | Los Angeles | Seattle | -38 | |
| Aug 26, 2026Arrived | Los Angeles | Seattle | -41 | |
| Aug 25, 2026Arrived | Los Angeles | Seattle | -13 | |
| Aug 24, 2026Arrived | Los Angeles | Seattle | -31 | |
| Aug 23, 2026Arrived | Los Angeles | Seattle | -34 |