WN855 AUS → MIA
Southwest Airlines · Austin, TX to Miami, FL · 36 flights observed, 2026-01-06 to 2026-03-04 · 1,103 mi
WN855 covers more than one route in the data window — the stats below are for AUS → MIA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
86%
Median delay
-7 min
90th percentile
+21 min
Cancellation rate
3%
How often is WN855 on time?
Across 36 flights on AUS → MIA from 2026-01-06 to 2026-03-04, WN855 arrived within 15 minutes of schedule 86% of the time. The median arrival delay was -7 min, and the worst 10% of flights arrived +21 min or later. 3% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 30 | 86% |
| 16-30 min | 4 | 11% |
| 31-60 min | 1 | 3% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-01 | 16 | 94% | -3 min |
| 2026-02 | 16 | 81% | -3 min |
| 2026-03 | 3 | 67% | -1 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 3 | 67% |
| Tue | 8 | 100% |
| Wed | 9 | 89% |
| Thu | 5 | 100% |
| Fri | 6 | 83% |
| Sat | No data | — |
| Sun | 4 | 50% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…