| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Apr 06 | HOU | SAT | 10:39 | 11:21 |
Landed
|
Track > |
| Apr 05 | HOU | SAT | 10:25 | 11:05 |
Landed
|
Track > |
| Apr 03 | HOU | SAT | 10:21 | 11:02 |
Landed
|
Track > |
| Apr 02 | HOU | SAT | 11:11 | 11:50 |
Landed Late
|
Track > |
| Apr 01 | HOU | SAT | 10:24 | 11:08 |
Landed
|
Track > |
| Mar 31 | HOU | SAT | 10:19 | 10:56 |
Landed
|
Track > |
| Mar 30 | HOU | SAT | 10:07 | 10:47 |
Landed
|
Track > |
| Mar 29 | HOU | SAT | 10:30 | 11:10 |
Landed
|
Track > |
| Mar 27 | HOU | SAT | 10:25 | 11:05 |
Landed
|
Track > |
| Mar 26 | HOU | SAT | 12:06 | 11:15 |
Unknown
|
Track > |
Southwest Airlines Flight WN1851 connects Houston, United States to San Antonio, United States, taking off from Houston William P. Hobby Airport HOU and landing at San Antonio International Airport SAT.
How long is the WN1851 flight from Houston to San Antonio?
The average flight time from Houston to San Antonio is 40 minutes. The flight distance is 309 km / 192 miles and the average flight speed is 443 km/h / 275 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN1851 Houston to San Antonio?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN1851 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN1851 arriving at?
Flight WN1851 arrives at San Antonio International Airport (SAT) Terminal A.
When was the latest WN1851 flight?
The latest flight took off on Monday, April 6th, 2026 with the flight status being Landed on 11:21.
How else can the flight WN1851 be referenced as?
This Southwest Airlines flight can also be referenced as SWA1851, WN 1851, SWA 1851.
How often is flight WN1851 delayed?
On average, 20% of all WN1851 flights are delayed. The average delay is 20 minutes.
Can I get compensation for my delayed or cancelled WN1851 flight or baggage issues?
If your WN1851 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.
See our WN1851 Flight Tracker above for more details.
Other flights departing from Houston HOU: WN939, WN570, WN3346, WN3566
Other flights arriving at San Antonio SAT: WN2133, WN3747, WN1015, WN4253
All flights connecting Houston HOU to San Antonio SAT.