Flight Reliability
DL 783 · Delta Air Lines
Los Angeles → Atlanta (LAX–ATL)
85
Pretty Reliable
WanderNerd Reliability Score
- 79%
- Arrive within 15 minutes
- 5 min
- Average arrival delay
- 0.3%
- Cancelled
- 4 min early
- Median arrival delay
Based on 362 historical flights. Data through May 2026.
What the data says
Friday is doing you no favors.
DL 783 arrived on time 86% of the time on Saturdays and just 68% on Fridays. That gap is worth planning around.
It basically never cancels.
Out of 362 scheduled flights, only 0.3% were cancelled.
Ticking up lately.
DL 783 arrived on time 81% of the time over the last three months in the data, compared with 75% in the three months before that.
The breakdown
- Mon85%(52 flights)
- Tue73%(52 flights)
- Wed81%(52 flights)
- Thu84%(51 flights)
- Fri68%(50 flights)
- Sat86%(51 flights)
- Sun77%(52 flights)
90%
May
Jun 67% → May 90% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 67% | 30 |
| July 2025 | 68% | 31 |
| August 2025 | 90% | 31 |
| September 2025 | 93% | 30 |
| October 2025 | 81% | 31 |
| November 2025 | 82% | 28 |
| December 2025 | 74% | 31 |
| January 2026 | 77% | 30 |
| February 2026 | 75% | 28 |
| March 2026 | 70% | 30 |
| April 2026 | 83% | 30 |
| May 2026 | 90% | 30 |
- Departures on time
- 73%
- Diverted
- 0.3%
- Flights flown
- 360
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 362 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.