Flight OddsWN20 HOU → DAL
Southwest Airlines · Houston, TX to Dallas, TX · 92 flights observed, 2025-07-06 to 2026-06-30 · 239 mi
WN20 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
85%
Median delay
-10 min
90th percentile
+27 min
Cancellation rate
4%
How often is WN20 on time?
Across 92 flights on HOU → DAL from 2025-07-06 to 2026-06-30, WN20 arrived within 15 minutes of schedule 85% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +27 min or later. 4% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 75 | 85% |
| 16-30 min | 7 | 8% |
| 31-60 min | 3 | 3% |
| 61-120 min | 1 | 1% |
| 2+ hrs | 2 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 4 | 75% | +6 min |
| 2025-08 | 1 | 0% | +30 min |
| 2025-10 | 9 | 67% | +14 min |
| 2025-11 | 1 | 100% | -11 min |
| 2026-01 | 19 | 100% | -11 min |
| 2026-02 | 17 | 88% | +1 min |
| 2026-03 | 11 | 82% | +4 min |
| 2026-04 | 10 | 100% | -9 min |
| 2026-05 | 7 | 71% | -3 min |
| 2026-06 | 9 | 78% | +0 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 6 | 100% |
| Tue | 21 | 86% |
| Wed | 21 | 90% |
| Thu | 5 | 100% |
| Fri | 6 | 100% |
| Sat | 10 | 80% |
| Sun | 19 | 68% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…