Flight OddsWN3559 DEN → SDF
Southwest Airlines · Denver, CO to Louisville, KY · 48 flights observed, 2025-07-01 to 2026-01-01 · 1,024 mi
WN3559 covers more than one route in the data window — the stats below are for DEN → SDF, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
55%
Median delay
+9 min
90th percentile
+106 min
Cancellation rate
2%
How often is WN3559 on time?
Across 48 flights on DEN → SDF from 2025-07-01 to 2026-01-01, WN3559 arrived within 15 minutes of schedule 55% of the time. The median arrival delay was +9 min, and the worst 10% of flights arrived +106 min or later. 2% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 26 | 55% |
| 16-30 min | 2 | 4% |
| 31-60 min | 9 | 19% |
| 61-120 min | 6 | 13% |
| 2+ hrs | 4 | 9% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 18 | 39% | +62 min |
| 2025-08 | 2 | 0% | +150 min |
| 2025-11 | 10 | 70% | +7 min |
| 2025-12 | 16 | 75% | +16 min |
| 2026-01 | 1 | 0% | +56 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 4 | 100% |
| Tue | 10 | 40% |
| Wed | 13 | 54% |
| Thu | 5 | 40% |
| Fri | 1 | 0% |
| Sat | 9 | 56% |
| Sun | 5 | 80% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…