Flight OddsBOS → DEN Delta Air Lines
Delta Air Lines · Boston, MA to Denver, CO · 400 flights, 2025-07-01 to 2026-06-30 · aggregated across 2 flight numbers
On-time arrival
82%
Median delay
-5 min
90th percentile
+28 min
Cancellation rate
2%
How on-time is Delta Air Lines from BOS to DEN?
Across every Delta Air Lines flight number on BOS → DEN (400 flights, 2025-07-01 to 2026-06-30), 82% arrived within 15 minutes of schedule. Median arrival delay -5 min; the worst 10% ran +28 min or later. 2% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 322 | 82% |
| 16-30 min | 35 | 9% |
| 31-60 min | 20 | 5% |
| 61-120 min | 13 | 3% |
| 2+ hrs | 3 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 57 | 65% | +9 min |
| 2025-08 | 37 | 95% | -7 min |
| 2025-09 | 30 | 80% | -2 min |
| 2025-10 | 31 | 84% | -1 min |
| 2025-11 | 30 | 93% | -9 min |
| 2025-12 | 31 | 61% | +17 min |
| 2026-01 | 30 | 70% | +19 min |
| 2026-02 | 26 | 96% | -13 min |
| 2026-03 | 31 | 71% | +3 min |
| 2026-04 | 30 | 100% | -13 min |
| 2026-05 | 30 | 93% | -5 min |
| 2026-06 | 30 | 90% | +2 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 54 | 89% |
| Tue | 56 | 80% |
| Wed | 57 | 84% |
| Thu | 56 | 79% |
| Fri | 57 | 79% |
| Sat | 55 | 89% |
| Sun | 58 | 74% |
DL flight numbers on BOS → DEN
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…