Flight Reliability
DL 4996 · Delta Air Lines
New York → Greenville (LGA–GSP)93% of its flights flew this route. The rest (DTW–SAV, SAV–DTW) are included in these numbers.
24
Bring Snacks
WanderNerd Reliability Score
- 69%
- Arrive within 15 minutes
- 20 min
- Average arrival delay
- 11.9%
- Cancelled
- 6 min early
- Median arrival delay
Based on 319 historical flights. Data through May 2026.
What the data says
Skip Wednesday if you can.
DL 4996 arrived on time 75% of the time on Fridays. On Wednesdays: 65%.
A bit behind the LGA–GSP route.
DL 4996 arrived on time 69% of the time, versus 75% across the LGA–GSP route.
Lagging the Delta Air Lines network.
DL 4996 arrived on time 69% of the time, versus 81% across the Delta Air Lines network.
Keep a backup plan handy.
DL 4996 was cancelled 11.9% of the time. Typical for U.S. flights is around 1–2%.
The breakdown
- Mon65%(46 flights)
- Tue69%(49 flights)
- Wed65%(43 flights)
- Thu67%(43 flights)
- Fri75%(48 flights)
- Sat—(5 flights)
- Sun68%(47 flights)
- 6–9 AM—(9 flights)
- 9 AM–12 PM—(9 flights)
- 6–9 PM69%(197 flights)
- 9 PM–12 AM71%(66 flights)
75%
May
Jun 59% → May 75% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 59% | 22 |
| July 2025 | 50% | 16 |
| August 2025 | 88% | 24 |
| September 2025 | 80% | 25 |
| October 2025 | 71% | 24 |
| November 2025 | 61% | 23 |
| December 2025 | 66% | 29 |
| January 2026 | 71% | 24 |
| February 2026 | 91% | 22 |
| March 2026 | 52% | 23 |
| April 2026 | 60% | 25 |
| May 2026 | 75% | 24 |
- Departures on time
- 72%
- Diverted
- 0%
- Flights flown
- 281
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 319 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.