Flight OddsDL5852 DCA → BOS
Delta Air Lines · Washington, DC to Boston, MA · 53 flights observed, 2026-01-05 to 2026-03-06 · 399 mi
DL5852 covers more than one route in the data window — the stats below are for DCA → BOS, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
85%
Median delay
-10 min
90th percentile
+54 min
Cancellation rate
9%
How often is DL5852 on time?
Across 53 flights on DCA → BOS from 2026-01-05 to 2026-03-06, DL5852 arrived within 15 minutes of schedule 85% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +54 min or later. 9% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 41 | 85% |
| 16-30 min | 1 | 2% |
| 31-60 min | 1 | 2% |
| 61-120 min | 2 | 4% |
| 2+ hrs | 3 | 6% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-01 | 21 | 86% | +22 min |
| 2026-02 | 21 | 86% | +2 min |
| 2026-03 | 6 | 83% | +2 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 7 | 100% |
| Tue | 8 | 88% |
| Wed | 9 | 67% |
| Thu | 9 | 89% |
| Fri | 9 | 78% |
| Sat | No data | — |
| Sun | 6 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…