Best Time to Fly ICT to STL: On-Time Stats by Hour & Airline
Wichita Dwight D Eisenhower National → St Louis Lambert International
Data through July 2026 · Last updated October 18, 2026
403 flights were scheduled from Wichita (ICT) to St. Louis (STL) in the last 12 months, and 91.0% of those that flew arrived on time, 13.4 points above the US average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
December has been the best month (94% on time) and Friday the weakest day of the week (86%).
1.0% of flights were cancelled, versus 1.8% nationally.
ICT to STL on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Southwest Airlines | 91.0% | 50 min | 1.0% | 403 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly ICT to STL
On-time arrival % by scheduled departure hour (local time), 1,085 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 97.4% | 1.5% | 271 |
| 6am–7am | 94.0% | 0.9% | 219 |
| 7am–8am | 87.5% | 0.0% | 48 |
| 8am–9am | 94.6% | 0.0% | 37 |
| 9am–10am | Limited data | 5 | |
| 2pm–3pm | Limited data | 4 | |
| 3pm–4pm | 88.5% | 0.0% | 78 |
| 4pm–5pm | 88.2% | 0.7% | 136 |
| 5pm–6pm | 72.7% | 0.0% | 172 |
| 6pm–7pm | 83.2% | 1.7% | 115 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on ICT to STL
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | Limited data | 26 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 91.5% | +2.1 pts | 1.7% | 60 |
| Summer peak (Jun 15 - Aug 15) | 84.4% | -5.0 pts | 1.4% | 143 |
| All other days | 89.4% | — | 0.7% | 856 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).