Flight OddsDL5604 MEM → BOS
Delta Air Lines · Memphis, TN to Boston, MA · 292 flights observed, 2025-07-01 to 2026-06-30 · 1,139 mi
DL5604 covers more than one route in the data window — the stats below are for MEM → BOS, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
92%
Median delay
-16 min
90th percentile
+9 min
Cancellation rate
1%
How often is DL5604 on time?
Across 292 flights on MEM → BOS from 2025-07-01 to 2026-06-30, DL5604 arrived within 15 minutes of schedule 92% of the time. The median arrival delay was -16 min, and the worst 10% of flights arrived +9 min or later. 1% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 266 | 92% |
| 16-30 min | 10 | 3% |
| 31-60 min | 3 | 1% |
| 61-120 min | 4 | 1% |
| 2+ hrs | 7 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 28 | 93% | -3 min |
| 2025-08 | 30 | 93% | -7 min |
| 2025-09 | 30 | 93% | -8 min |
| 2025-10 | 30 | 87% | -6 min |
| 2025-11 | 28 | 86% | +4 min |
| 2025-12 | 28 | 93% | -12 min |
| 2026-01 | 3 | 100% | -11 min |
| 2026-03 | 22 | 86% | +10 min |
| 2026-04 | 30 | 97% | -14 min |
| 2026-05 | 31 | 100% | -20 min |
| 2026-06 | 30 | 87% | -1 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 42 | 98% |
| Tue | 44 | 86% |
| Wed | 41 | 85% |
| Thu | 40 | 95% |
| Fri | 39 | 100% |
| Sat | 42 | 90% |
| Sun | 42 | 88% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…