Houston · the midpoint
Houston is the most populous city in the U.S. state of Texas and the Southern United States. It is the fourth-most populous city in the United States, with a population of 2.3 million at the 2020 census. Read more →
The fair place to meet is Houston, TX — the city closest to the midpoint of New Orleans and San Antonio. From the farther side that’s about 6 hr 40 min of driving.
Recommended midpoint
Houston, TX
From New Orleans
6 hr 40 min
318 mi to Houston
From San Antonio
3 hr 58 min
189 mi to Houston
San Antonio has the shorter trip; the split is off by about 2 hr 42 min. The alternatives below can even it out. New Orleans and San Antonio are about 507 miles apart.
New Orleans and San Antonio are about 507 miles apart by road. Split the difference and you arrive near Houston, the city closest to the halfway point between them. That puts roughly 6 hr 40 min of driving on the New Orleans side and 3 hr 58 min on the San Antonio side — the fairest single meeting point among the cities near the middle.
That's a half-day drive from each side, so Houston suits an overnight or a weekend rather than a quick coffee — long enough to want a reason to stay, short enough to drive.
If Houston doesn't have what you're after, Austin and Dallas are also close to the midpoint and worth a look — each keeps the drive reasonably balanced between New Orleans and San Antonio.
Houston is the most populous city in the U.S. state of Texas and the Southern United States. It is the fourth-most populous city in the United States, with a population of 2.3 million at the 2020 census. Read more →
New Orleans is a consolidated city-parish located along the Mississippi River in the U.S. state of Louisiana. Read more →
San Antonio is a city in the U.S. state of Texas. It is the seventh-most populous city in the United States, the second-most populous city in Texas, and the second-most populous city in the Southern U.S., with a population of 1.43 million at the 2020 census. Read more →
City descriptions adapted from Wikipedia (CC BY-SA); photos via Wikimedia Commons, credited above.
Estimates use straight-line distance and typical road speeds; real drive times vary with route and traffic.