Flight OddsWN40 HOU → DAL
Southwest Airlines · Houston, TX to Dallas, TX · 205 flights observed, 2025-07-03 to 2026-06-29 · 239 mi
WN40 covers more than one route in the data window — the stats below are for HOU → DAL, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
73%
Median delay
-4 min
90th percentile
+60 min
Cancellation rate
0%
How often is WN40 on time?
Across 205 flights on HOU → DAL from 2025-07-03 to 2026-06-29, WN40 arrived within 15 minutes of schedule 73% of the time. The median arrival delay was -4 min, and the worst 10% of flights arrived +60 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 149 | 73% |
| 16-30 min | 14 | 7% |
| 31-60 min | 21 | 10% |
| 61-120 min | 16 | 8% |
| 2+ hrs | 4 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 16 | 50% | +16 min |
| 2025-08 | 23 | 87% | 0 min |
| 2025-09 | 23 | 87% | -6 min |
| 2025-10 | 18 | 72% | +13 min |
| 2025-11 | 15 | 87% | -1 min |
| 2025-12 | 13 | 92% | -1 min |
| 2026-01 | 7 | 86% | -5 min |
| 2026-02 | 15 | 80% | +18 min |
| 2026-03 | 21 | 67% | +17 min |
| 2026-04 | 17 | 59% | +19 min |
| 2026-05 | 19 | 68% | +16 min |
| 2026-06 | 17 | 47% | +22 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 45 | 76% |
| Tue | 17 | 82% |
| Wed | 14 | 86% |
| Thu | 43 | 67% |
| Fri | 46 | 78% |
| Sat | 19 | 58% |
| Sun | 20 | 65% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…