Best Time to Fly ECP to STL: On-Time Stats by Hour & Airline
Northwest Florida Beaches International → St Louis Lambert International
Data through July 2026 · Last updated October 18, 2026
315 flights were scheduled from Panama City (ECP) to St. Louis (STL) in the last 12 months, and 77.1% of those that flew arrived on time, in line with the US average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
Over 24 months, Tuesday was the most reliable day (96% on time) and June the worst month (71%).
The cancellation rate was 0.0% (US average 1.8%).
ECP 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 | 77.1% | 52 min | 0.0% | 315 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly ECP to STL
On-time arrival % by scheduled departure hour (local time), 628 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | Limited data | 7 | |
| 6am–7am | 93.3% | 0.0% | 30 |
| 7am–8am | 94.4% | 0.9% | 109 |
| 8am–9am | Limited data | 18 | |
| 9am–10am | Limited data | 7 | |
| 10am–11am | 78.7% | 0.0% | 61 |
| 11am–12pm | Limited data | 14 | |
| 12pm–1pm | Limited data | 27 | |
| 1pm–2pm | 78.3% | 0.0% | 106 |
| 2pm–3pm | 77.8% | 0.0% | 45 |
| 3pm–4pm | 84.0% | 0.0% | 50 |
| 4pm–5pm | 86.5% | 2.6% | 38 |
| 5pm–6pm | 74.5% | 0.0% | 47 |
| 6pm–7pm | Limited data | 23 | |
| 7pm–8pm | 58.7% | 0.0% | 46 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on ECP 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 | 2 | ||
| Christmas & New Year (Dec 20 - Jan 3) | Limited data | 5 | ||
| Summer peak (Jun 15 - Aug 15) | 76.4% | -6.0 pts | 0.0% | 182 |
| All other days | 82.4% | — | 0.5% | 439 |
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).