Flight OddsDL5641 CLE → BOS
Delta Air Lines · Cleveland, OH to Boston, MA · 294 flights observed, 2025-07-01 to 2026-06-30 · 563 mi
DL5641 covers more than one route in the data window — the stats below are for CLE → BOS, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
70%
Median delay
-7 min
90th percentile
+79 min
Cancellation rate
4%
How often is DL5641 on time?
Across 294 flights on CLE → BOS from 2025-07-01 to 2026-06-30, DL5641 arrived within 15 minutes of schedule 70% of the time. The median arrival delay was -7 min, and the worst 10% of flights arrived +79 min or later. 4% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 197 | 70% |
| 16-30 min | 21 | 7% |
| 31-60 min | 21 | 7% |
| 61-120 min | 30 | 11% |
| 2+ hrs | 14 | 5% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 25 | 56% | +30 min |
| 2025-08 | 25 | 84% | -6 min |
| 2025-09 | 23 | 35% | +44 min |
| 2025-10 | 26 | 38% | +38 min |
| 2025-11 | 23 | 83% | +5 min |
| 2025-12 | 17 | 65% | +13 min |
| 2026-01 | 19 | 79% | +12 min |
| 2026-02 | 20 | 85% | -7 min |
| 2026-03 | 26 | 92% | -6 min |
| 2026-04 | 26 | 73% | +12 min |
| 2026-05 | 25 | 76% | +13 min |
| 2026-06 | 28 | 71% | +7 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 44 | 75% |
| Tue | 50 | 72% |
| Wed | 48 | 65% |
| Thu | 47 | 66% |
| Fri | 47 | 72% |
| Sat | 4 | 100% |
| Sun | 43 | 65% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…