Flight OddsDL2171 PDX → DTW
Delta Air Lines · Portland, OR to Detroit, MI · 140 flights observed, 2025-07-01 to 2026-06-30 · 1,953 mi
DL2171 covers more than one route in the data window — the stats below are for PDX → DTW, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
84%
Median delay
-1 min
90th percentile
+24 min
Cancellation rate
0%
How often is DL2171 on time?
Across 140 flights on PDX → DTW from 2025-07-01 to 2026-06-30, DL2171 arrived within 15 minutes of schedule 84% of the time. The median arrival delay was -1 min, and the worst 10% of flights arrived +24 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 118 | 84% |
| 16-30 min | 11 | 8% |
| 31-60 min | 6 | 4% |
| 61-120 min | 4 | 3% |
| 2+ hrs | 1 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 27 | 78% | +13 min |
| 2025-08 | 25 | 80% | +10 min |
| 2025-09 | 26 | 92% | -1 min |
| 2025-10 | 30 | 90% | +1 min |
| 2025-11 | 8 | 88% | -1 min |
| 2026-06 | 24 | 79% | +2 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 22 | 82% |
| Tue | 23 | 96% |
| Wed | 22 | 77% |
| Thu | 22 | 82% |
| Fri | 22 | 91% |
| Sat | 8 | 88% |
| Sun | 21 | 76% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…