Flight OddsDL3990 DTW → ORD
Delta Air Lines · Detroit, MI to Chicago, IL · 12 flights observed, 2026-01-19 to 2026-02-09 · 235 mi
DL3990 covers more than one route in the data window — the stats below are for DTW → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
0%
Median delay
+115 min
90th percentile
+381 min
Cancellation rate
17%
How often is DL3990 on time?
Across 12 flights on DTW → ORD from 2026-01-19 to 2026-02-09, DL3990 arrived within 15 minutes of schedule 0% of the time. The median arrival delay was +115 min, and the worst 10% of flights arrived +381 min or later. 17% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 0 | 0% |
| 16-30 min | 0 | 0% |
| 31-60 min | 2 | 20% |
| 61-120 min | 3 | 30% |
| 2+ hrs | 5 | 50% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-01 | 5 | 0% | +155 min |
| 2026-02 | 5 | 0% | +246 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 4 | 0% |
| Tue | No data | — |
| Wed | No data | — |
| Thu | 3 | 0% |
| Fri | 2 | 0% |
| Sat | No data | — |
| Sun | 1 | 0% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…