Kansas City (MCI) to San Antonio (SAT) flights
Southwest Airlines flies nonstop from Kansas City International Airport to San Antonio International Airport, with about 6 flights a week in July 2026. The 706-mile flight takes about 1h 55m gate to gate.
- Distance
- 706 mi · 1,136 km
- Flight time
- 1h 55m
- Airlines
- 1
- Seats filled
- 70%
Airlines flying MCI to SAT
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Southwest Airlines | 6 | Boeing 737-700 / MAX 7, Boeing 737 MAX 8, Boeing 737-800 | 30,307 | 1h 55m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
MCI to SAT flight schedule
3 flight numbers flew this route in August 2026. The first usually leaves at 11:40am and the last at 4:55pm. 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 2801Southwest Airlines | 11:40am | 1:40pm | 12 | 92% |
| WN 2732Southwest Airlines | 3:55pm | 5:55pm | 4 | n/a |
| WN 2314Southwest Airlines | 4:55pm | 6:55pm | 8 | n/a |
Is MCI to SAT on time?
From September 2025 to August 2026, 79% of 270 flights arrived within 15 minutes of schedule and 0% were cancelled. Flights leaving around 11am were the most punctual (96%), those around 4pm the least (59%). Most delay time was caused by late-arriving aircraft (68%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 270 | 79% | 12 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 |
|---|---|---|---|
| 11am to 12pm | 25 | 96% | |
| 12pm to 1pm | 15 | 93% | |
| 1pm to 2pm | 67 | 87% | |
| 2pm to 3pm | 61 | 69% | |
| 3pm to 4pm | 63 | 83% | |
| 4pm to 5pm | 17 | 59% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 26 | 2,484 | |
| September 2025 | 26 | 2,866 | |
| October 2025 | 19 | 2,778 | |
| November 2025 | 18 | 2,108 | |
| December 2025 | 16 | 2,033 | |
| January 2026 | 9 | 943 | |
| February 2026 | 15 | 1,894 | |
| March 2026 | 29 | 3,067 | |
| April 2026 | 30 | 2,980 | |
| May 2026 | 30 | 3,194 | |
| June 2026 | 26 | 3,113 | |
| July 2026 | 27 | 2,900 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.