Flight Reliability
DL 899 · Delta Air Lines
Los Angeles → Atlanta (LAX–ATL)
76
Usually Fine
WanderNerd Reliability Score
- 75%
- Arrive within 15 minutes
- 10 min
- Average arrival delay
- 1.4%
- Cancelled
- 3 min early
- Median arrival delay
Based on 349 historical flights. Data through May 2026.
What the data says
Skip Saturday if you can.
DL 899 arrived on time 79% of the time on Fridays. On Saturdays: 72%.
A bit behind the Delta Air Lines network.
DL 899 arrived on time 75% of the time, versus 81% across the Delta Air Lines network.
Trending in the right direction.
DL 899 arrived on time 81% of the time over the last three months in the data, compared with 68% in the three months before that.
The breakdown
- Mon75%(52 flights)
- Tue74%(49 flights)
- Wed77%(48 flights)
- Thu78%(49 flights)
- Fri79%(48 flights)
- Sat72%(46 flights)
- Sun73%(51 flights)
87%
May
Jun 66% → May 87% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 66% | 29 |
| July 2025 | 67% | 30 |
| August 2025 | 83% | 30 |
| September 2025 | 81% | 21 |
| October 2025 | 79% | 29 |
| November 2025 | 79% | 29 |
| December 2025 | 56% | 27 |
| January 2026 | 63% | 30 |
| February 2026 | 86% | 28 |
| March 2026 | 72% | 29 |
| April 2026 | 83% | 30 |
| May 2026 | 87% | 31 |
- Departures on time
- 75%
- Diverted
- 0.3%
- Flights flown
- 343
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 349 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.