Flight OddsDelta Air Lines · Seattle, WA to Dallas/Fort Worth, TX · 194 flights observed, 2025-07-05 to 2026-06-30 · 1,660 mi
DL803 covers more than one route in the data window — the stats below are for SEA → DFW, the one it has flown most recently. The others are linked under “Other routes”.
How often is DL803 on time?
Across 194 flights on SEA → DFW from 2025-07-05 to 2026-06-30, DL803 arrived within 15 minutes of schedule 83% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +36 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 | 156 | 83% |
| 16-30 min | 10 | 5% |
| 31-60 min | 9 | 5% |
| 61-120 min | 7 | 4% |
| 2+ hrs | 7 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 1 | 100% | -33 min |
| 2025-12 | 12 | 58% | +22 min |
| 2026-01 | 29 | 76% | +11 min |
| 2026-02 | 28 | 89% | -7 min |
| 2026-03 | 30 | 87% | -2 min |
| 2026-04 | 30 | 87% | +2 min |
| 2026-05 | 30 | 87% | +8 min |
| 2026-06 | 29 | 79% | +4 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 28 | 86% |
| Tue | 27 | 93% |
| Wed | 27 | 74% |
| Thu | 27 | 89% |
| Fri | 24 | 79% |
| Sat | 28 | 82% |
| Sun | 28 | 75% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…