Flight Reliability
DL 3241 · Delta Air Lines
Raleigh–Durham → Atlanta (RDU–ATL)
100
Nerd Approved
WanderNerd Reliability Score
- 94%
- Arrive within 15 minutes
- 4 min early
- Average arrival delay
- 0.6%
- Cancelled
- 14 min early
- Median arrival delay
Based on 181 historical flights. Data through May 2026.
What the data says
Friday is doing you no favors.
DL 3241 arrived on time 100% of the time on Sundays. On Fridays: 93%.
Better than the RDU–ATL route average.
DL 3241 arrived on time 94% of the time, versus 87% across the RDU–ATL route.
Better than the Delta Air Lines network average.
DL 3241 arrived on time 94% of the time, versus 81% across the Delta Air Lines network.
Ticking up lately.
DL 3241 arrived on time 96% of the time over the last three months in the data, compared with 91% in the three months before that.
The breakdown
- Mon93%(27 flights)
- Tue93%(27 flights)
- Wed93%(27 flights)
- Thu93%(28 flights)
- Fri93%(27 flights)
- Sat94%(17 flights)
- Sun100%(27 flights)
- 3–6 AM94%(179 flights)
- 6–9 AM—(1 flights)
94%
Dec
Jun 100% → Dec 94% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 100% | 20 |
| July 2025 | 93% | 28 |
| August 2025 | 90% | 31 |
| September 2025 | 90% | 30 |
| October 2025 | 93% | 28 |
| November 2025 | 100% | 26 |
| December 2025 | 94% | 17 |
- Departures on time
- 94%
- Diverted
- 0%
- Flights flown
- 180
- Months covered
- 7
Same route, other flights
Keep nerding
Based on 181 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.