Flight OddsDL2199 BOS → DEN
Delta Air Lines · Boston, MA to Denver, CO · 35 flights observed, 2025-07-01 to 2025-08-10 · 1,754 mi
DL2199 covers more than one route in the data window — the stats below are for BOS → DEN, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
50%
Median delay
+16 min
90th percentile
+80 min
Cancellation rate
3%
How often is DL2199 on time?
Across 35 flights on BOS → DEN from 2025-07-01 to 2025-08-10, DL2199 arrived within 15 minutes of schedule 50% of the time. The median arrival delay was +16 min, and the worst 10% of flights arrived +80 min or later. 3% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 17 | 50% |
| 16-30 min | 9 | 26% |
| 31-60 min | 3 | 9% |
| 61-120 min | 4 | 12% |
| 2+ hrs | 1 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 27 | 44% | +24 min |
| 2025-08 | 7 | 71% | +7 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 80% |
| Tue | 5 | 60% |
| Wed | 5 | 40% |
| Thu | 4 | 50% |
| Fri | 5 | 40% |
| Sat | 4 | 75% |
| Sun | 6 | 17% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…