St Louis (STL) to Savannah (SAV) flights
Southwest Airlines flies nonstop from St. Louis Lambert International Airport to Savannah Hilton Head International Airport, with about 7 flights a week in July 2026. The 689-mile flight takes about 1h 48m gate to gate.
- Distance
- 689 mi · 1,109 km
- Flight time
- 1h 48m
- Airlines
- 1
- Seats filled
- 60%
Airlines flying STL to SAV
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Southwest Airlines | 7 | Boeing 737 MAX 8, Boeing 737-700 / MAX 7, Boeing 737-800 | 9,075 | 1h 48m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
STL to SAV flight schedule
3 flight numbers flew this route in August 2026. The first usually leaves at 12:40pm and the last at 4:00pm. 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 4039Southwest Airlines | 12:40pm | 3:35pm | 12 | 92% |
| WN 1049Southwest Airlines | 1:25pm | 4:15pm | 4 | n/a |
| WN 3889Southwest Airlines | 4:00pm | 6:50pm | 4 | n/a |
Is STL to SAV on time?
From September 2025 to August 2026, 64% of 106 flights arrived within 15 minutes of schedule and 0% were cancelled. Flights leaving around 12pm were the most punctual (72%), those around 4pm the least (45%). Most delay time was caused by late-arriving aircraft (65%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 106 | 64% | 19 min | 0% |
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 |
|---|---|---|---|
| 12pm to 1pm | 39 | 72% | |
| 3pm to 4pm | 17 | 59% | |
| 4pm to 5pm | 29 | 45% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 8 | 943 | |
| September 2025 | 4 | 441 | |
| March 2026 | 4 | 432 | |
| April 2026 | 7 | 430 | |
| May 2026 | 10 | 960 | |
| June 2026 | 27 | 2,873 | |
| July 2026 | 31 | 2,996 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.