Flight OddsDL814 DTW → SEA
Delta Air Lines · Detroit, MI to Seattle, WA · 65 flights observed, 2025-07-01 to 2026-06-30 · 1,927 mi
DL814 covers more than one route in the data window — the stats below are for DTW → SEA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
94%
Median delay
-13 min
90th percentile
+4 min
Cancellation rate
2%
How often is DL814 on time?
Across 65 flights on DTW → SEA from 2025-07-01 to 2026-06-30, DL814 arrived within 15 minutes of schedule 94% of the time. The median arrival delay was -13 min, and the worst 10% of flights arrived +4 min or later. 2% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 60 | 94% |
| 16-30 min | 2 | 3% |
| 31-60 min | 1 | 2% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 1 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 97% | -15 min |
| 2025-08 | 9 | 100% | -16 min |
| 2026-06 | 24 | 88% | +1 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 9 | 100% |
| Tue | 10 | 100% |
| Wed | 9 | 100% |
| Thu | 9 | 89% |
| Fri | 9 | 78% |
| Sat | 8 | 88% |
| Sun | 10 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…