Flight Reliability
DL 682 · Delta Air Lines
Atlanta → Sacramento (ATL–SMF)
82
Pretty Reliable
WanderNerd Reliability Score
- 81%
- Arrive within 15 minutes
- 7 min
- Average arrival delay
- 1.4%
- Cancelled
- 3 min early
- Median arrival delay
Based on 360 historical flights. Data through May 2026.
What the data says
The late departure is the smart one here.
DL 682 departing between 9 PM–12 AM arrived on time 89% of the time, versus 80% between 6–9 PM.
Skip Thursday if you can.
DL 682 arrived on time 86% of the time on Fridays. On Thursdays: 73%.
Slipping a little lately.
DL 682 arrived on time 77% of the time over the last three months in the data, compared with 82% in the three months before that.
The breakdown
- Mon75%(52 flights)
- Tue77%(52 flights)
- Wed84%(50 flights)
- Thu73%(48 flights)
- Fri86%(51 flights)
- Sat86%(51 flights)
- Sun82%(50 flights)
- 6–9 PM80%(328 flights)
- 9 PM–12 AM89%(26 flights)
84%
May
Jun 64% → May 84% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 64% | 28 |
| July 2025 | 70% | 30 |
| August 2025 | 90% | 31 |
| September 2025 | 97% | 29 |
| October 2025 | 81% | 31 |
| November 2025 | 86% | 28 |
| December 2025 | 79% | 28 |
| January 2026 | 93% | 30 |
| February 2026 | 75% | 28 |
| March 2026 | 67% | 30 |
| April 2026 | 80% | 30 |
| May 2026 | 84% | 31 |
- Departures on time
- 81%
- Diverted
- 0.3%
- Flights flown
- 354
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 360 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.