Flight OddsDL5825 BOS → DCA
Delta Air Lines · Boston, MA to Washington, DC · 154 flights observed, 2025-07-01 to 2025-12-19 · 399 mi
DL5825 covers more than one route in the data window — the stats below are for BOS → DCA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
84%
Median delay
-12 min
90th percentile
+24 min
Cancellation rate
3%
How often is DL5825 on time?
Across 154 flights on BOS → DCA from 2025-07-01 to 2025-12-19, DL5825 arrived within 15 minutes of schedule 84% of the time. The median arrival delay was -12 min, and the worst 10% of flights arrived +24 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 | 125 | 84% |
| 16-30 min | 12 | 8% |
| 31-60 min | 6 | 4% |
| 61-120 min | 5 | 3% |
| 2+ hrs | 1 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 25 | 92% | -8 min |
| 2025-08 | 28 | 86% | -1 min |
| 2025-09 | 26 | 85% | -4 min |
| 2025-10 | 27 | 81% | +4 min |
| 2025-11 | 26 | 85% | -2 min |
| 2025-12 | 17 | 71% | -3 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 24 | 92% |
| Tue | 24 | 88% |
| Wed | 24 | 92% |
| Thu | 24 | 83% |
| Fri | 24 | 79% |
| Sat | 7 | 71% |
| Sun | 22 | 73% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…