Flight OddsSouthwest Airlines · Fort Lauderdale, FL to Austin, TX · 5 flights observed, 2025-11-22 to 2026-01-03 · 1,105 mi
WN3991 covers more than one route in the data window — the stats below are for FLL → AUS, the one it has flown most recently. The others are linked under “Other routes”.
How often is WN3991 on time?
Across 5 flights on FLL → AUS from 2025-11-22 to 2026-01-03, WN3991 arrived within 15 minutes of schedule 75% of the time. The median arrival delay was -4 min, and the worst 10% of flights arrived +25 min or later. 20% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 3 | 75% |
| 16-30 min | 1 | 25% |
| 31-60 min | 0 | 0% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 2 | 50% | +5 min |
| 2025-12 | 1 | 100% | -23 min |
| 2026-01 | 1 | 100% | +13 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | No data | — |
| Tue | No data | — |
| Wed | No data | — |
| Thu | No data | — |
| Fri | No data | — |
| Sat | 4 | 75% |
| Sun | No data | — |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…