Flight OddsDL2171 DTW → PDX
Delta Air Lines · Detroit, MI to Portland, OR · 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 DTW → PDX, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
87%
Median delay
-6 min
90th percentile
+22 min
Cancellation rate
0%
How often is DL2171 on time?
Across 140 flights on DTW → PDX from 2025-07-01 to 2026-06-30, DL2171 arrived within 15 minutes of schedule 87% of the time. The median arrival delay was -6 min, and the worst 10% of flights arrived +22 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 | 121 | 87% |
| 16-30 min | 7 | 5% |
| 31-60 min | 7 | 5% |
| 61-120 min | 4 | 3% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 27 | 81% | +7 min |
| 2025-08 | 25 | 84% | -1 min |
| 2025-09 | 26 | 100% | -14 min |
| 2025-10 | 29 | 97% | -5 min |
| 2025-11 | 8 | 38% | +21 min |
| 2026-06 | 24 | 88% | +2 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 22 | 86% |
| Tue | 23 | 87% |
| Wed | 21 | 81% |
| Thu | 22 | 91% |
| Fri | 22 | 91% |
| Sat | 8 | 100% |
| Sun | 21 | 81% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…