Flight OddsAlaska Airlines · Seattle, WA to Dallas/Fort Worth, TX · 334 flights observed, 2025-07-01 to 2026-06-30 · 1,660 mi
AS424 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 AS424 on time?
Across 334 flights on SEA → DFW from 2025-07-01 to 2026-06-30, AS424 arrived within 15 minutes of schedule 79% of the time. The median arrival delay was -3 min, and the worst 10% of flights arrived +31 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 | 263 | 79% |
| 16-30 min | 33 | 10% |
| 31-60 min | 23 | 7% |
| 61-120 min | 10 | 3% |
| 2+ hrs | 2 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 29 | 59% | +23 min |
| 2025-08 | 31 | 74% | +8 min |
| 2025-09 | 30 | 73% | +3 min |
| 2025-10 | 29 | 97% | -8 min |
| 2025-11 | 29 | 93% | -1 min |
| 2025-12 | 30 | 73% | +5 min |
| 2026-01 | 25 | 76% | +4 min |
| 2026-02 | 27 | 85% | -11 min |
| 2026-03 | 31 | 94% | -8 min |
| 2026-04 | 21 | 67% | +1 min |
| 2026-05 | 19 | 89% | -5 min |
| 2026-06 | 30 | 73% | +6 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 49 | 84% |
| Tue | 50 | 84% |
| Wed | 48 | 88% |
| Thu | 46 | 78% |
| Fri | 46 | 67% |
| Sat | 44 | 80% |
| Sun | 48 | 75% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…