WN1998 STL → MCI
Southwest Airlines · St. Louis, MO to Kansas City, MO · 46 flights observed, 2025-11-02 to 2026-01-05 · 237 mi
WN1998 covers more than one route in the data window — the stats below are for STL → MCI, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
78%
Median delay
-1 min
90th percentile
+29 min
Cancellation rate
0%
How often is WN1998 on time?
Across 46 flights on STL → MCI from 2025-11-02 to 2026-01-05, WN1998 arrived within 15 minutes of schedule 78% of the time. The median arrival delay was -1 min, and the worst 10% of flights arrived +29 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 | 36 | 78% |
| 16-30 min | 5 | 11% |
| 31-60 min | 2 | 4% |
| 61-120 min | 3 | 7% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 24 | 92% | -2 min |
| 2025-12 | 20 | 60% | +11 min |
| 2026-01 | 2 | 100% | 0 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 7 | 100% |
| Tue | 6 | 67% |
| Wed | 8 | 63% |
| Thu | 8 | 88% |
| Fri | 6 | 100% |
| Sat | 4 | 50% |
| Sun | 7 | 71% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…