Flight OddsRDU → DCA Delta Air Lines
Delta Air Lines · Raleigh/Durham, NC to Washington, DC · 1,001 flights, 2025-07-01 to 2026-06-30 · aggregated across 4 flight numbers
On-time arrival
61%
Median delay
+5 min
90th percentile
+74 min
Cancellation rate
4%
How on-time is Delta Air Lines from RDU to DCA?
Across every Delta Air Lines flight number on RDU → DCA (1,001 flights, 2025-07-01 to 2026-06-30), 61% arrived within 15 minutes of schedule. Median arrival delay +5 min; the worst 10% ran +74 min or later. 4% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 580 | 61% |
| 16-30 min | 125 | 13% |
| 31-60 min | 123 | 13% |
| 61-120 min | 91 | 9% |
| 2+ hrs | 39 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 72 | 64% | +20 min |
| 2025-08 | 86 | 76% | +2 min |
| 2025-09 | 84 | 85% | -2 min |
| 2025-10 | 86 | 53% | +15 min |
| 2025-11 | 75 | 44% | +39 min |
| 2025-12 | 64 | 55% | +28 min |
| 2026-01 | 73 | 56% | +33 min |
| 2026-02 | 79 | 62% | +21 min |
| 2026-03 | 87 | 54% | +32 min |
| 2026-04 | 84 | 61% | +14 min |
| 2026-05 | 85 | 54% | +20 min |
| 2026-06 | 83 | 60% | +26 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 148 | 58% |
| Tue | 151 | 60% |
| Wed | 143 | 55% |
| Thu | 141 | 55% |
| Fri | 140 | 56% |
| Sat | 99 | 81% |
| Sun | 136 | 65% |
DL flight numbers on RDU → DCA
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…