Flight OddsHOU → SLC Southwest Airlines
Southwest Airlines · Houston, TX to Salt Lake City, UT · 410 flights, 2025-07-01 to 2026-06-30 · aggregated across 33 flight numbers
On-time arrival
81%
Median delay
-3 min
90th percentile
+29 min
Cancellation rate
0%
How on-time is Southwest Airlines from HOU to SLC?
Across every Southwest Airlines flight number on HOU → SLC (410 flights, 2025-07-01 to 2026-06-30), 81% arrived within 15 minutes of schedule. Median arrival delay -3 min; the worst 10% ran +29 min or later. 0% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 332 | 81% |
| 16-30 min | 36 | 9% |
| 31-60 min | 33 | 8% |
| 61-120 min | 4 | 1% |
| 2+ hrs | 3 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 38 | 76% | +1 min |
| 2025-08 | 36 | 89% | -2 min |
| 2025-09 | 34 | 97% | -4 min |
| 2025-10 | 31 | 84% | +4 min |
| 2025-11 | 31 | 90% | -5 min |
| 2025-12 | 31 | 90% | -4 min |
| 2026-01 | 35 | 94% | -5 min |
| 2026-02 | 32 | 75% | +5 min |
| 2026-03 | 39 | 74% | +8 min |
| 2026-04 | 32 | 72% | +7 min |
| 2026-05 | 31 | 77% | +5 min |
| 2026-06 | 38 | 61% | +17 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 52 | 75% |
| Tue | 52 | 81% |
| Wed | 52 | 81% |
| Thu | 52 | 87% |
| Fri | 52 | 83% |
| Sat | 75 | 83% |
| Sun | 73 | 81% |
WN flight numbers on HOU → SLC
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…