Flight OddsSEA → HOU Southwest Airlines
Southwest Airlines · Seattle, WA to Houston, TX · 120 flights, 2025-07-01 to 2026-06-30 · aggregated across 6 flight numbers
On-time arrival
68%
Median delay
+3 min
90th percentile
+46 min
Cancellation rate
0%
How on-time is Southwest Airlines from SEA to HOU?
Across every Southwest Airlines flight number on SEA → HOU (120 flights, 2025-07-01 to 2026-06-30), 68% arrived within 15 minutes of schedule. Median arrival delay +3 min; the worst 10% ran +46 min or later. 0% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 81 | 68% |
| 16-30 min | 18 | 15% |
| 31-60 min | 11 | 9% |
| 61-120 min | 6 | 5% |
| 2+ hrs | 4 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 71% | +29 min |
| 2025-08 | 31 | 68% | +7 min |
| 2025-09 | 30 | 93% | -3 min |
| 2025-10 | 1 | 100% | +6 min |
| 2026-06 | 27 | 33% | +27 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 17 | 65% |
| Tue | 18 | 78% |
| Wed | 17 | 71% |
| Thu | 17 | 71% |
| Fri | 17 | 47% |
| Sat | 17 | 76% |
| Sun | 17 | 65% |
WN flight numbers on SEA → HOU
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…