Flight OddsSEA → DFW Delta Air Lines
Delta Air Lines · Seattle, WA to Dallas/Fort Worth, TX · 712 flights, 2025-07-01 to 2026-06-30 · aggregated across 4 flight numbers
On-time arrival
75%
Median delay
-5 min
90th percentile
+55 min
Cancellation rate
2%
How on-time is Delta Air Lines from SEA to DFW?
Across every Delta Air Lines flight number on SEA → DFW (712 flights, 2025-07-01 to 2026-06-30), 75% arrived within 15 minutes of schedule. Median arrival delay -5 min; the worst 10% ran +55 min or later. 2% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 525 | 75% |
| 16-30 min | 54 | 8% |
| 31-60 min | 57 | 8% |
| 61-120 min | 22 | 3% |
| 2+ hrs | 38 | 5% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 58 | 66% | +23 min |
| 2025-08 | 56 | 68% | +32 min |
| 2025-09 | 59 | 78% | +1 min |
| 2025-10 | 60 | 73% | +10 min |
| 2025-11 | 60 | 82% | +7 min |
| 2025-12 | 58 | 60% | +21 min |
| 2026-01 | 55 | 71% | +17 min |
| 2026-02 | 56 | 86% | -3 min |
| 2026-03 | 59 | 86% | -1 min |
| 2026-04 | 60 | 80% | +20 min |
| 2026-05 | 58 | 86% | +2 min |
| 2026-06 | 57 | 68% | +17 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 100 | 70% |
| Tue | 102 | 80% |
| Wed | 102 | 79% |
| Thu | 102 | 78% |
| Fri | 99 | 73% |
| Sat | 90 | 80% |
| Sun | 101 | 67% |
DL flight numbers on SEA → DFW
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…