Flight OddsDL2127 IAD → ATL
Delta Air Lines · Washington, DC to Atlanta, GA · 237 flights observed, 2025-09-03 to 2026-06-30 · 534 mi
DL2127 covers more than one route in the data window — the stats below are for IAD → ATL, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
90%
Median delay
-15 min
90th percentile
+15 min
Cancellation rate
3%
How often is DL2127 on time?
Across 237 flights on IAD → ATL from 2025-09-03 to 2026-06-30, DL2127 arrived within 15 minutes of schedule 90% of the time. The median arrival delay was -15 min, and the worst 10% of flights arrived +15 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 | 208 | 90% |
| 16-30 min | 9 | 4% |
| 31-60 min | 6 | 3% |
| 61-120 min | 3 | 1% |
| 2+ hrs | 5 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-09 | 28 | 96% | -12 min |
| 2025-10 | 27 | 89% | -10 min |
| 2025-11 | 23 | 91% | -12 min |
| 2025-12 | 19 | 74% | +15 min |
| 2026-01 | 10 | 60% | +26 min |
| 2026-02 | 10 | 100% | -26 min |
| 2026-03 | 24 | 79% | +50 min |
| 2026-04 | 30 | 97% | -16 min |
| 2026-05 | 31 | 100% | -12 min |
| 2026-06 | 29 | 93% | -11 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 34 | 88% |
| Tue | 34 | 91% |
| Wed | 34 | 94% |
| Thu | 33 | 88% |
| Fri | 32 | 91% |
| Sat | 33 | 91% |
| Sun | 31 | 87% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…