Flight OddsWN3421 LAX → TUS
Southwest Airlines · Los Angeles, CA to Tucson, AZ · 36 flights observed, 2025-11-02 to 2026-01-05 · 451 mi
WN3421 covers more than one route in the data window — the stats below are for LAX → TUS, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
69%
Median delay
-2 min
90th percentile
+66 min
Cancellation rate
0%
How often is WN3421 on time?
Across 36 flights on LAX → TUS from 2025-11-02 to 2026-01-05, WN3421 arrived within 15 minutes of schedule 69% of the time. The median arrival delay was -2 min, and the worst 10% of flights arrived +66 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 | 25 | 69% |
| 16-30 min | 3 | 8% |
| 31-60 min | 2 | 6% |
| 61-120 min | 4 | 11% |
| 2+ hrs | 2 | 6% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 17 | 71% | +9 min |
| 2025-12 | 15 | 67% | +20 min |
| 2026-01 | 4 | 75% | +27 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 6 | 67% |
| Tue | 3 | 67% |
| Wed | 1 | 100% |
| Thu | 3 | 67% |
| Fri | 8 | 75% |
| Sat | 5 | 60% |
| Sun | 10 | 70% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…