Flight OddsDL455 DCA → ATL
Delta Air Lines · Washington, DC to Atlanta, GA · 345 flights observed, 2025-07-01 to 2026-06-30 · 547 mi
DL455 covers more than one route in the data window — the stats below are for DCA → ATL, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
85%
Median delay
-9 min
90th percentile
+32 min
Cancellation rate
3%
How often is DL455 on time?
Across 345 flights on DCA → ATL from 2025-07-01 to 2026-06-30, DL455 arrived within 15 minutes of schedule 85% of the time. The median arrival delay was -9 min, and the worst 10% of flights arrived +32 min or later. 3% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 287 | 85% |
| 16-30 min | 13 | 4% |
| 31-60 min | 16 | 5% |
| 61-120 min | 7 | 2% |
| 2+ hrs | 13 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 28 | 71% | +55 min |
| 2025-08 | 31 | 87% | +3 min |
| 2025-09 | 30 | 87% | -1 min |
| 2025-10 | 31 | 94% | -8 min |
| 2025-11 | 28 | 75% | +7 min |
| 2025-12 | 13 | 92% | -16 min |
| 2026-01 | 28 | 93% | +2 min |
| 2026-02 | 26 | 85% | +26 min |
| 2026-03 | 30 | 80% | -5 min |
| 2026-04 | 30 | 87% | -8 min |
| 2026-05 | 31 | 84% | +29 min |
| 2026-06 | 30 | 93% | +24 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 48 | 85% |
| Tue | 48 | 90% |
| Wed | 49 | 86% |
| Thu | 47 | 81% |
| Fri | 47 | 81% |
| Sat | 49 | 92% |
| Sun | 48 | 83% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…