Flight Reliability
DL 2425 · Delta Air Lines
Atlanta → Savannah (ATL–SAV)100% of its flights flew this route. The rest (ATL–CHA) are included in these numbers.
83
Pretty Reliable
WanderNerd Reliability Score
- 82%
- Arrive within 15 minutes
- 4 min
- Average arrival delay
- 1.7%
- Cancelled
- 5 min early
- Median arrival delay
Based on 343 historical flights. Data through May 2026.
What the data says
Sunday scaries are real for this one.
DL 2425 arrived on time 90% of the time on Wednesdays and just 71% on Sundays. That gap is worth planning around.
Slipping a little lately.
DL 2425 arrived on time 82% of the time over the last three months in the data, compared with 86% in the three months before that.
The breakdown
- Mon80%(49 flights)
- Tue77%(52 flights)
- Wed90%(52 flights)
- Thu87%(45 flights)
- Fri80%(46 flights)
- Sat86%(44 flights)
- Sun71%(49 flights)
- 6–9 PM82%(138 flights)
- 9 PM–12 AM81%(199 flights)
77%
May
Jun 45% → May 77% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 45% | 29 |
| July 2025 | 68% | 31 |
| August 2025 | 93% | 30 |
| September 2025 | 97% | 30 |
| October 2025 | 87% | 31 |
| November 2025 | 92% | 26 |
| December 2025 | 89% | 27 |
| January 2026 | 75% | 28 |
| February 2026 | 94% | 18 |
| March 2026 | 81% | 26 |
| April 2026 | 87% | 30 |
| May 2026 | 77% | 31 |
- Departures on time
- 81%
- Diverted
- 0%
- Flights flown
- 337
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 343 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.