Flight OddsDL944 DTW → SEA
Delta Air Lines · Detroit, MI to Seattle, WA · 327 flights observed, 2025-07-01 to 2026-06-30 · 1,927 mi
DL944 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
69%
Median delay
0 min
90th percentile
+43 min
Cancellation rate
1%
How often is DL944 on time?
Across 327 flights on DTW → SEA from 2025-07-01 to 2026-06-30, DL944 arrived within 15 minutes of schedule 69% of the time. The median arrival delay was 0 min, and the worst 10% of flights arrived +43 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 | 225 | 69% |
| 16-30 min | 40 | 12% |
| 31-60 min | 42 | 13% |
| 61-120 min | 11 | 3% |
| 2+ hrs | 6 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 28 | 54% | +21 min |
| 2025-08 | 31 | 94% | -7 min |
| 2025-09 | 30 | 100% | -12 min |
| 2025-10 | 31 | 90% | -9 min |
| 2025-11 | 30 | 73% | +4 min |
| 2025-12 | 31 | 45% | +27 min |
| 2026-01 | 4 | 25% | +62 min |
| 2026-02 | 17 | 53% | +14 min |
| 2026-03 | 31 | 32% | +30 min |
| 2026-04 | 30 | 73% | +5 min |
| 2026-05 | 31 | 74% | +10 min |
| 2026-06 | 30 | 73% | +8 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 45 | 67% |
| Tue | 47 | 74% |
| Wed | 46 | 74% |
| Thu | 47 | 77% |
| Fri | 47 | 64% |
| Sat | 46 | 67% |
| Sun | 46 | 63% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…