Flight OddsDL5604 RDU → BOS
Delta Air Lines · Raleigh/Durham, NC to Boston, MA · 7 flights observed, 2026-01-11 to 2026-02-08 · 612 mi
DL5604 covers more than one route in the data window — the stats below are for RDU → BOS, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
50%
Median delay
+4 min
90th percentile
+93 min
Cancellation rate
14%
How often is DL5604 on time?
Across 7 flights on RDU → BOS from 2026-01-11 to 2026-02-08, DL5604 arrived within 15 minutes of schedule 50% of the time. The median arrival delay was +4 min, and the worst 10% of flights arrived +93 min or later. 14% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 3 | 50% |
| 16-30 min | 1 | 17% |
| 31-60 min | 1 | 17% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 1 | 17% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-01 | 3 | 67% | +4 min |
| 2026-02 | 3 | 33% | +50 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | No data | — |
| Tue | No data | — |
| Wed | No data | — |
| Thu | No data | — |
| Fri | No data | — |
| Sat | 3 | 33% |
| Sun | 3 | 67% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…