No delays reported for DL 2399 (LAX → DTW) as of 6:51 PM ET. It arrived on time 93.5% of the time in June-August 2026. When it was late, the average delay was 50 minutes. 1.3% of flights were cancelled. Right now there are no reported delays at LAX, DTW.
May not fly today
Next leg LAX → DTW, scheduled 5:30 AM local time. No delays at LAX right now, and it usually runs on time. This flight number flew about 6 days a week in June-August 2026, so it may not operate today.
Cancellation risk: Low 1.3% of its flights were cancelled in June-August 2026.
Estimate from the schedule, live position and airport conditions, if this flight operates today. Check Delta for official times. Live position: adsb.lol (open data, ODbL).
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Route and schedule
| Leg | Scheduled | On time |
|---|---|---|
| LAX → DTW Los Angeles, CA to Detroit, MI | 5:30 AM → 1:28 PM | 94% |
Local times. Schedules change; check your booking.
How reliable is DL 2399?
| Arrived on time (within 15 min) | 93.5% |
| Average delay when late | 50 min |
| Cancelled | 1.3% |
| Diverted | 1.3% |
| Flights tracked | 79 |
Best and worst days to fly DL 2399
DL 2399 was most reliable on Tuesdays (100% on time) and least reliable on Thursdays (85%).
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Why it runs late
| Late-arriving plane | |
| Airline (crew, maintenance) | |
| Air traffic system | |
| Extreme weather |
Share of delay minutes by cause, as reported by Delta to the Department of Transportation.
Other flights LAX → DTW
All flights on this route, ranked
Live status at its airports
We show airport-wide airport status, not this flight's gate or live position. For that, check the Delta app.
Delta delays and what you're owed · Airline phone numbers
About this data
On-time history: U.S. Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, June-August 2026. Live conditions: live airport status. "On time" means arriving within 15 minutes of schedule.
Common questions
Is DL 2399 delayed today?
Right now there are no reported delays at LAX, DTW. Checked 6:51 PM ET. For this flight's gate and exact status, check the Delta app.
Is DL 2399 usually on time?
DL 2399 arrived within 15 minutes of schedule 93.5% of the time in June-August 2026, with an average delay of 50 minutes when late.
How often is DL 2399 cancelled?
1.3% of DL 2399 flights were cancelled in June-August 2026.