Flight Reliability
DL 2686 · Delta Air Lines
Los Angeles → San Antonio (LAX–SAT)
86
Pretty Reliable
WanderNerd Reliability Score
- 80%
- Arrive within 15 minutes
- 6 min
- Average arrival delay
- 0.3%
- Cancelled
- 9 min early
- Median arrival delay
Based on 323 historical flights. Data through May 2026.
What the data says
Saturdays have been rough.
DL 2686 arrived on time 90% of the time on Wednesdays and just 67% on Saturdays. That gap is worth planning around.
A bit behind the LAX–SAT route.
DL 2686 arrived on time 80% of the time, versus 83% across the LAX–SAT route.
It basically never cancels.
Out of 323 scheduled flights, only 0.3% were cancelled.
Ticking up lately.
DL 2686 arrived on time 86% of the time over the last three months in the data, compared with 80% in the three months before that.
The breakdown
- Mon89%(52 flights)
- Tue80%(51 flights)
- Wed90%(48 flights)
- Thu81%(47 flights)
- Fri79%(48 flights)
- Sat67%(27 flights)
- Sun69%(48 flights)
76%
May
Jun 66% → May 76% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 66% | 29 |
| July 2025 | 75% | 28 |
| August 2025 | 69% | 29 |
| September 2025 | 84% | 25 |
| October 2025 | 87% | 30 |
| November 2025 | 85% | 27 |
| December 2025 | 86% | 28 |
| January 2026 | 72% | 25 |
| February 2026 | 82% | 22 |
| March 2026 | 93% | 27 |
| April 2026 | 89% | 26 |
| May 2026 | 76% | 25 |
- Departures on time
- 78%
- Diverted
- 0.3%
- Flights flown
- 321
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 323 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.