Flight Reliability
DL 4699 · Delta Air Lines
AGS → Atlanta (AGS–ATL)91% of its flights flew this route. The rest (ATL–RDU, RDU–ATL) are included in these numbers.
74
Usually Fine
WanderNerd Reliability Score
- 84%
- Arrive within 15 minutes
- 7 min
- Average arrival delay
- 3.3%
- Cancelled
- 13 min early
- Median arrival delay
Based on 92 historical flights. Data through May 2026.
What the data says
Thursdays have been rough.
DL 4699 arrived on time 92% of the time on Wednesdays and just 73% on Thursdays. That gap is worth planning around.
The breakdown
- Mon73%(11 flights)
- Tue91%(11 flights)
- Wed92%(12 flights)
- Thu73%(11 flights)
- Fri92%(12 flights)
- Sat89%(18 flights)
- Sun77%(13 flights)
- 6–9 AM85%(85 flights)
- 9 AM–12 PM—(3 flights)
77%
May
Mar 86% → May 77% on time
| Month | On-time percentage | Flights |
|---|---|---|
| March 2026 | 86% | 22 |
| April 2026 | 93% | 30 |
| May 2026 | 77% | 30 |
- Departures on time
- 87%
- Diverted
- 1.1%
- Flights flown
- 88
- Months covered
- 4
Same route, other flights
Keep nerding
Based on 92 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.