Flight Reliability
DL 2986 · Delta Air Lines
Los Angeles → San Francisco (LAX–SFO)
- 68%
- Arrive within 15 minutes
- 8 min
- Average arrival delay
- 1.0%
- Cancelled
- 2 min
- Median arrival delay
Based on 303 historical flights. Data through May 2026.
What the data says
The late departure is the smart one here.
DL 2986 departing between 6–9 PM arrived on time 76% of the time, versus 66% between 9 PM–12 AM.
Mondays have been rough.
DL 2986 arrived on time 79% of the time on Tuesdays and just 62% on Mondays. That gap is worth planning around.
Lagging the Delta Air Lines network.
DL 2986 arrived on time 68% of the time, versus 81% across the Delta Air Lines network.
Slipping a little lately.
DL 2986 arrived on time 57% of the time over the last three months in the data, compared with 61% in the three months before that.
The breakdown
- Mon62%(47 flights)
- Tue79%(42 flights)
- Wed72%(43 flights)
- Thu69%(45 flights)
- Fri62%(45 flights)
- Sat65%(31 flights)
- Sun66%(47 flights)
- 6–9 PM76%(53 flights)
- 9 PM–12 AM66%(247 flights)
Jun 77% → May 42% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 77% | 30 |
| July 2025 | 63% | 30 |
| August 2025 | 81% | 31 |
| September 2025 | 89% | 27 |
| October 2025 | 74% | 23 |
| November 2025 | 50% | 16 |
| December 2025 | 55% | 29 |
| January 2026 | 78% | 27 |
| March 2026 | 92% | 24 |
| April 2026 | 37% | 30 |
| May 2026 | 42% | 26 |
- Departures on time
- 75%
- Diverted
- 0%
- Flights flown
- 300
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 303 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.