The flight time from San Antonio, Texas to Houston, Texas is:

34 minutes

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In-air flight time: 34 minutes
From gate to gate: 50 minutes
Constant 500 mph: 23 minutes

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Flight map from San Antonio, TX to Houston, TX

Flying time from San Antonio, TX to Houston, TX

The total flight duration from San Antonio, TX to Houston, TX is 34 minutes.

This is the average in-air flight time (wheels up to wheels down on the runway) based on actual flights taken over the past year, including routes like SAT to HOU. It covers the entire time on a typical commercial flight including take-off and landing.

If you're planning a trip, you should also factor in extra time for the plane to pull back from the gate and taxi to the runway, as well as reaching the destination gate after landing. If you include this extra time on the tarmac, the average total elapsed time from gate to gate flying from San Antonio, TX to Houston, TX is 50 minutes.

Finally, pilots might want to estimate the flight time using an average flight speed for a commercial airliner of 500 mph, which is equivalent to 805 km/h or 434 knots. If you don't add any extra time to increase or decrease speed for take-off and landing, then at constant speed your flight time would be 23 minutes.

If you're booking a flight, make sure you check the scheduled departure and arrival times. You should also factor in airport wait times and possible equipment or weather delays. If you're trying to figure out what time you'll arrive at the destination, you may want to see if there's a time difference between San Antonio, TX and Houston, TX.

The calculation of flight time is based on the straight line flight distance from San Antonio, TX to Houston, TX ("as the crow flies"), which is about 190 miles or 306 kilometers.

Your trip begins in San Antonio, Texas.
It ends in Houston, Texas.

Your flight direction from San Antonio, TX to Houston, TX is East (82 degrees from North).

The flight time calculator measures the average flight duration between points. It uses the great circle formula to compute the travel mileage.


find a flight to Houston, TX

San Antonio, Texas

City: San Antonio
State: Texas
Country: United States
Category: cities

Houston, Texas

City: Houston
State: Texas
Country: United States
Category: cities

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Flight time calculator

Travelmath provides an online flight time calculator for all types of travel routes. You can enter airports, cities, states, countries, or zip codes to find the flying time between any two points. The database uses the great circle distance and the average airspeed of a commercial airliner to figure out how long a typical flight would take. Find your travel time to estimate the length of a flight between airports, or ask how long it takes to fly from one city to another.