St Louis (STL) to Panama City Beach (ECP) flights
Southwest Airlines flies nonstop from St. Louis Lambert International Airport to Northwest Florida Beaches International Airport, with about 10 flights a week in July 2026. The 634-mile flight takes about 1h 42m gate to gate.
- Distance
- 634 mi · 1,020 km
- Flight time
- 1h 42m
- Airlines
- 1
- Seats filled
- 75%
Airlines flying STL to ECP
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Southwest Airlines | 10 | Boeing 737-700 / MAX 7, Boeing 737 MAX 8, Boeing 737-800 | 37,647 | 1h 42m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
STL to ECP flight schedule
7 flight numbers flew this route in August 2026. The first usually leaves at 10:10am and the last at 7:15pm. Times are local and can change; check with the airline before you book.
| Flight | Departs | Arrives | Days flown in August 2026 | On time (12 months) |
|---|---|---|---|---|
| WN 4245Southwest Airlines | 10:10am | 12:00pm | 4 | n/a |
| WN 4317Southwest Airlines | 11:30am | 1:15pm | 4 | n/a |
| WN 3138Southwest Airlines | 12:20pm | 2:05pm | 4 | n/a |
| WN 3837Southwest Airlines | 1:55pm | 3:40pm | 8 | n/a |
| WN 3521Southwest Airlines | 2:50pm | 4:35pm | 12 | 67% |
| WN 4251Southwest Airlines | 4:20pm | 6:05pm | 4 | n/a |
| WN 1949Southwest Airlines | 7:15pm | 9:00pm | 4 | n/a |
Is STL to ECP on time?
From September 2025 to August 2026, 73% of 323 flights arrived within 15 minutes of schedule and 0.3% were cancelled. Flights leaving around 8am were the most punctual (91%), those around 7pm the least (49%). Most delay time was caused by late-arriving aircraft (75%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 323 | 73% | 15 min | 0.3% |
Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.
On-time arrivals by departure time
| Scheduled departure | Flights | On time, relative | On time |
|---|---|---|---|
| 8am to 9am | 56 | 91% | |
| 10am to 11am | 25 | 72% | |
| 11am to 12pm | 32 | 81% | |
| 12pm to 1pm | 22 | 82% | |
| 2pm to 3pm | 17 | 71% | |
| 3pm to 4pm | 52 | 71% | |
| 4pm to 5pm | 29 | 56% | |
| 5pm to 6pm | 13 | 77% | |
| 6pm to 7pm | 19 | 74% | |
| 7pm to 8pm | 35 | 49% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 40 | 4,989 | |
| September 2025 | 34 | 3,962 | |
| October 2025 | 31 | 4,183 | |
| November 2025 | 3 | 306 | |
| December 2025 | 2 | 276 | |
| January 2026 | 1 | 61 | |
| March 2026 | 35 | 4,766 | |
| April 2026 | 37 | 3,830 | |
| May 2026 | 40 | 4,572 | |
| June 2026 | 46 | 5,515 | |
| July 2026 | 45 | 5,187 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.