Flight OddsDL865 ATL → BOS
Delta Air Lines · Atlanta, GA to Boston, MA · 360 flights observed, 2025-07-01 to 2026-06-30 · 946 mi
On-time arrival
80%
Median delay
-10 min
90th percentile
+41 min
Cancellation rate
3%
How often is DL865 on time?
Across 360 flights on ATL → BOS from 2025-07-01 to 2026-06-30, DL865 arrived within 15 minutes of schedule 80% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +41 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 | 280 | 80% |
| 16-30 min | 26 | 7% |
| 31-60 min | 23 | 7% |
| 61-120 min | 11 | 3% |
| 2+ hrs | 11 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 55% | +25 min |
| 2025-08 | 31 | 84% | -5 min |
| 2025-09 | 30 | 100% | -13 min |
| 2025-10 | 30 | 77% | -1 min |
| 2025-11 | 25 | 72% | +25 min |
| 2025-12 | 29 | 83% | +1 min |
| 2026-01 | 29 | 79% | -3 min |
| 2026-02 | 27 | 81% | +45 min |
| 2026-03 | 29 | 72% | +6 min |
| 2026-04 | 30 | 97% | -8 min |
| 2026-05 | 30 | 80% | -7 min |
| 2026-06 | 30 | 77% | +6 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 48 | 83% |
| Tue | 53 | 79% |
| Wed | 52 | 83% |
| Thu | 51 | 73% |
| Fri | 48 | 79% |
| Sat | 51 | 84% |
| Sun | 48 | 77% |
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…