Flight OddsJFK → IAD Delta Air Lines
Delta Air Lines · New York, NY to Washington, DC · 713 flights, 2025-07-01 to 2026-06-30 · aggregated across 15 flight numbers
On-time arrival
78%
Median delay
-11 min
90th percentile
+49 min
Cancellation rate
5%
How on-time is Delta Air Lines from JFK to IAD?
Across every Delta Air Lines flight number on JFK → IAD (713 flights, 2025-07-01 to 2026-06-30), 78% arrived within 15 minutes of schedule. Median arrival delay -11 min; the worst 10% ran +49 min or later. 5% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 531 | 78% |
| 16-30 min | 42 | 6% |
| 31-60 min | 48 | 7% |
| 61-120 min | 35 | 5% |
| 2+ hrs | 21 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 51 | 80% | +4 min |
| 2025-08 | 61 | 85% | -6 min |
| 2025-09 | 60 | 83% | -7 min |
| 2025-10 | 61 | 72% | +11 min |
| 2025-11 | 55 | 73% | +11 min |
| 2025-12 | 47 | 74% | +11 min |
| 2026-01 | 53 | 83% | +1 min |
| 2026-02 | 51 | 76% | +7 min |
| 2026-03 | 60 | 65% | +11 min |
| 2026-04 | 59 | 86% | -12 min |
| 2026-05 | 60 | 87% | -9 min |
| 2026-06 | 59 | 75% | +9 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 95 | 80% |
| Tue | 98 | 81% |
| Wed | 97 | 82% |
| Thu | 96 | 73% |
| Fri | 99 | 83% |
| Sat | 99 | 77% |
| Sun | 93 | 73% |
DL flight numbers on JFK → IAD
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…