Flight Reliability
DL 5006 · Delta Air Lines
Raleigh–Durham → Washington (RDU–DCA)97% of its flights flew this route. The rest (TYS–ATL) are included in these numbers.
88
Pretty Reliable
WanderNerd Reliability Score
- 84%
- Arrive within 15 minutes
- 2 min
- Average arrival delay
- 1.1%
- Cancelled
- 9 min early
- Median arrival delay
Based on 359 historical flights. Data through May 2026.
What the data says
Wednesday is the weak spot.
DL 5006 arrived on time 90% of the time on Sundays. On Wednesdays: 76%.
Well ahead of the RDU–DCA route.
DL 5006 arrived on time 84% of the time, versus 63% across the RDU–DCA route.
Recent months have been rougher.
DL 5006 arrived on time 71% of the time over the last three months in the data, compared with 88% in the three months before that.
The breakdown
- Mon82%(51 flights)
- Tue83%(52 flights)
- Wed76%(50 flights)
- Thu90%(49 flights)
- Fri82%(51 flights)
- Sat84%(51 flights)
- Sun90%(51 flights)
61%
May
Jun 87% → May 61% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 87% | 30 |
| July 2025 | 94% | 31 |
| August 2025 | 94% | 31 |
| September 2025 | 100% | 30 |
| October 2025 | 90% | 31 |
| November 2025 | 68% | 28 |
| December 2025 | 79% | 28 |
| January 2026 | 96% | 27 |
| February 2026 | 89% | 27 |
| March 2026 | 77% | 31 |
| April 2026 | 73% | 30 |
| May 2026 | 61% | 31 |
- Departures on time
- 92%
- Diverted
- 0%
- Flights flown
- 355
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 359 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.