Best Time to Fly STL to ECP: On-Time Stats by Hour & Airline
St Louis Lambert International → Northwest Florida Beaches International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 75.3% of St. Louis (STL) to Panama City (ECP) flights arrived on time (315 scheduled flights). That is 2.3 points below the national average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
October has been the best month (95% on time) and Sunday the weakest day of the week (69%).
0.3% of flights were cancelled, versus 1.8% nationally.
STL to ECP 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 | 75.3% | 48 min | 0.3% | 315 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly STL to ECP
On-time arrival % by scheduled departure hour (local time), 627 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 7am–8am | Limited data | 27 | |
| 8am–9am | 93.4% | 0.0% | 91 |
| 9am–10am | 93.2% | 0.0% | 59 |
| 10am–11am | 75.0% | 0.0% | 44 |
| 11am–12pm | 69.2% | 0.0% | 40 |
| 12pm–1pm | 87.5% | 0.0% | 32 |
| 1pm–2pm | Limited data | 20 | |
| 2pm–3pm | Limited data | 13 | |
| 3pm–4pm | 79.1% | 0.9% | 116 |
| 4pm–5pm | 59.4% | 2.9% | 34 |
| 5pm–6pm | Limited data | 22 | |
| 6pm–7pm | 84.5% | 0.0% | 58 |
| 7pm–8pm | 58.9% | 0.0% | 56 |
| 8pm–9pm | Limited data | 15 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on STL to ECP
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) | 71.3% | -11.3 pts | 0.0% | 181 |
| All other days | 82.5% | — | 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).