Memphis (MEM) to Houston (HOU) flights
Southwest Airlines flies nonstop from Frederick W. Smith International Airport to William P. Hobby Airport, with about 18 flights a week in July 2026. The 484-mile flight takes about 1h 35m gate to gate.
- Distance
- 484 mi · 779 km
- Flight time
- 1h 35m
- Airlines
- 1
- Seats filled
- 64%
Airlines flying MEM to HOU
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Southwest Airlines | 18 | Boeing 737-700 / MAX 7, Boeing 737 MAX 8, Boeing 737-800 | 83,896 | 1h 35m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
MEM to HOU flight schedule
6 flight numbers flew this route in August 2026, 2 of them almost daily. The first usually leaves at 5:45am and the last at 7:05pm. 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 4068Southwest Airlines | 5:45am | 7:20am | 24 | 100% |
| WN 3745Southwest Airlines | 12:15pm | 1:50pm | 4 | n/a |
| WN 4258Southwest Airlines | 12:20pm | 1:55pm | 20 | 55% |
| WN 4259Southwest Airlines | 6:10pm | 7:45pm | 8 | n/a |
| WN 1693Southwest Airlines | 6:30pm | 8:05pm | 12 | 58% |
| WN 846Southwest Airlines | 7:05pm | 8:40pm | 4 | n/a |
Is MEM to HOU on time?
From September 2025 to August 2026, 78% of 840 flights arrived within 15 minutes of schedule and 0.6% were cancelled. Flights leaving around 7am were the most punctual (98%), those around 7pm the least (54%). Most delay time was caused by late-arriving aircraft (56%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 840 | 78% | 12 min | 0.6% |
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 |
|---|---|---|---|
| 5am to 6am | 189 | 92% | |
| 6am to 7am | 92 | 93% | |
| 7am to 8am | 46 | 98% | |
| 11am to 12pm | 38 | 82% | |
| 12pm to 1pm | 124 | 64% | |
| 1pm to 2pm | 17 | 71% | |
| 5pm to 6pm | 56 | 89% | |
| 6pm to 7pm | 112 | 70% | |
| 7pm to 8pm | 70 | 54% | |
| 8pm to 9pm | 81 | 61% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 68 | 7,047 | |
| September 2025 | 69 | 8,165 | |
| October 2025 | 78 | 8,724 | |
| November 2025 | 58 | 6,110 | |
| December 2025 | 61 | 6,239 | |
| January 2026 | 54 | 4,513 | |
| February 2026 | 52 | 4,643 | |
| March 2026 | 80 | 8,344 | |
| April 2026 | 74 | 6,624 | |
| May 2026 | 74 | 8,300 | |
| June 2026 | 76 | 7,217 | |
| July 2026 | 81 | 7,970 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.