Flight Reliability
DL 3004 · Delta Air Lines
GSO → Atlanta (GSO–ATL)99% of its flights flew this route. The rest (CHS–ATL) are included in these numbers.
88
Pretty Reliable
WanderNerd Reliability Score
- 93%
- Arrive within 15 minutes
- 12 min early
- Average arrival delay
- 3.2%
- Cancelled
- 19 min early
- Median arrival delay
Based on 156 historical flights. Data through May 2026.
What the data says
Monday is the weak spot.
DL 3004 arrived on time 100% of the time on Saturdays. On Mondays: 86%.
A bit ahead of the GSO–ATL route.
DL 3004 arrived on time 93% of the time, versus 89% across the GSO–ATL route.
Better than the Delta Air Lines network average.
DL 3004 arrived on time 93% of the time, versus 81% across the Delta Air Lines network.
Keep a backup plan handy.
DL 3004 was cancelled 3.2% of the time. Typical for U.S. flights is around 1–2%.
The breakdown
- Mon86%(21 flights)
- Tue86%(22 flights)
- Wed91%(22 flights)
- Thu96%(23 flights)
- Fri96%(23 flights)
- Sat100%(20 flights)
- Sun95%(20 flights)
97%
May
Jan 96% → May 97% on time
| Month | On-time percentage | Flights |
|---|---|---|
| January 2026 | 96% | 26 |
| February 2026 | 85% | 27 |
| March 2026 | 90% | 30 |
| April 2026 | 97% | 30 |
| May 2026 | 97% | 31 |
- Departures on time
- 94%
- Diverted
- 0%
- Flights flown
- 151
- Months covered
- 6
Same route, other flights
Keep nerding
Based on 156 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.