Delta Air Lines
Is DL4099 delayed?
No delay reported yet. DL4099 is scheduled to leave Los Angeles at 10:15 on Nov 14 and reach Reno at 11:27 (as of Nov 14, 15:41 UTC).
Usually on time: arrived within 15 min of schedule on 33 of the last 49 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 come in.
Update time unavailable
Departure
Los Angeles
LAX
Scheduled
Nov 14
Arrival
Reno
RNO
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
No live update yet
Showing the published schedule until live times come in.
Update time unavailable
Departure
Reno
RNO
Scheduled
Nov 14
Arrival
Los Angeles
LAX
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.
- 11 min early
Reno → Los Angeles
- 12 min early
Reno → Los Angeles
- 36 min late
Reno → Los Angeles
- 69 min late
Los Angeles → Reno
- 26 min early
Reno → Los Angeles
Is DL4099 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
- 31 of 57
- Cancelled today
- 39
Related flights
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Nov 13, 2026Arrived | Reno | Los Angeles | -11 | |
| Nov 12, 2026Arrived | Reno | Los Angeles | -12 | |
| Nov 11, 2026Arrived | Reno | Los Angeles | 36 | |
| Nov 11, 2026Arrived | Los Angeles | Reno | 69 | |
| Nov 10, 2026Arrived | Reno | Los Angeles | -26 | |
| Nov 10, 2026Arrived | Los Angeles | Reno | -7 | |
| Nov 9, 2026Arrived | Reno | Los Angeles | -1 | |
| Nov 8, 2026Arrived | Los Angeles | Reno | -4 | |
| Nov 7, 2026Arrived | Reno | Los Angeles | 0 | |
| Nov 7, 2026Arrived | Los Angeles | Reno | 6 | |
| Nov 6, 2026Arrived | Reno | Los Angeles | 1 | |
| Nov 6, 2026Arrived | Los Angeles | Reno | 30 | |
| Nov 5, 2026Arrived | Reno | Los Angeles | 0 | |
| Nov 4, 2026Arrived | Reno | Los Angeles | -12 | |
| Nov 3, 2026Arrived | Reno | Los Angeles | -6 | |
| Nov 3, 2026Arrived | Los Angeles | Reno | -6 | |
| Nov 2, 2026Arrived | Reno | Los Angeles | -9 | |
| Nov 2, 2026Arrived | Los Angeles | Reno | 20 | |
| Nov 1, 2026Arrived | Los Angeles | Reno | 4 | |
| Oct 31, 2026Arrived | Reno | Los Angeles | -3 | |
| Oct 31, 2026Arrived | Los Angeles | Reno | -5 | |
| Oct 30, 2026Arrived | Reno | Los Angeles | 656 | |
| Oct 29, 2026Arrived | Reno | Los Angeles | 10 | |
| Oct 29, 2026Arrived | Los Angeles | Reno | -8 | |
| Oct 28, 2026Arrived | Reno | Los Angeles | 30 | |
| Oct 27, 2026Arrived | Reno | Los Angeles | -19 | |
| Oct 27, 2026Arrived | Los Angeles | Reno | -27 | |
| Oct 26, 2026Arrived | Reno | Los Angeles | 49 | |
| Oct 26, 2026Arrived | Los Angeles | Reno | 3 | |
| Oct 25, 2026Arrived | Reno | Los Angeles | 17 | |
| Oct 25, 2026Arrived | Los Angeles | Reno | 24 | |
| Oct 24, 2026Arrived | Reno | Los Angeles | 5 | |
| Oct 24, 2026Arrived | Los Angeles | Reno | 1 | |
| Oct 23, 2026Arrived | Reno | Los Angeles | 17 | |
| Oct 22, 2026Arrived | Reno | Los Angeles | 26 | |
| Oct 22, 2026Arrived | Los Angeles | Reno | 3 | |
| Oct 21, 2026Arrived | Los Angeles | Reno | 13 | |
| Oct 20, 2026Arrived | Reno | Los Angeles | 1 | |
| Oct 20, 2026Arrived | Los Angeles | Reno | 11 | |
| Oct 19, 2026Arrived | Reno | Los Angeles | 69 | |
| Oct 19, 2026Arrived | Los Angeles | Reno | 65 | |
| Oct 18, 2026Arrived | Reno | Los Angeles | 8 | |
| Oct 18, 2026Arrived | Los Angeles | Reno | -3 | |
| Oct 17, 2026Arrived | Reno | Los Angeles | 22 | |
| Oct 17, 2026Arrived | Los Angeles | Reno | 3 | |
| Oct 16, 2026Arrived | Reno | Los Angeles | 48 | |
| Oct 16, 2026Arrived | Los Angeles | Reno | 12 | |
| Oct 15, 2026Arrived | Reno | Los Angeles | 17 | |
| Oct 15, 2026Arrived | Los Angeles | Reno | -14 |