Flight OddsDL533 SEA → DTW
Delta Air Lines · Seattle, WA to Detroit, MI · 316 flights observed, 2025-07-01 to 2026-06-30 · 1,927 mi
DL533 covers more than one route in the data window — the stats below are for SEA → DTW, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
86%
Median delay
-9 min
90th percentile
+22 min
Cancellation rate
1%
How often is DL533 on time?
Across 316 flights on SEA → DTW from 2025-07-01 to 2026-06-30, DL533 arrived within 15 minutes of schedule 86% of the time. The median arrival delay was -9 min, and the worst 10% of flights arrived +22 min or later. 1% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 267 | 86% |
| 16-30 min | 17 | 5% |
| 31-60 min | 16 | 5% |
| 61-120 min | 5 | 2% |
| 2+ hrs | 6 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 84% | -6 min |
| 2025-08 | 26 | 77% | +2 min |
| 2025-09 | 20 | 75% | +33 min |
| 2025-10 | 31 | 94% | -5 min |
| 2025-11 | 29 | 100% | -15 min |
| 2025-12 | 19 | 84% | -13 min |
| 2026-01 | 26 | 65% | +24 min |
| 2026-02 | 24 | 88% | -10 min |
| 2026-03 | 27 | 78% | +18 min |
| 2026-04 | 25 | 88% | -4 min |
| 2026-05 | 24 | 100% | -16 min |
| 2026-06 | 29 | 93% | -3 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 46 | 89% |
| Tue | 48 | 88% |
| Wed | 47 | 91% |
| Thu | 48 | 81% |
| Fri | 47 | 87% |
| Sat | 30 | 83% |
| Sun | 45 | 80% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…