Birmingham · the midpoint
Birmingham is a city in the north central region of Alabama, United States. It is the third-most populous city in the state, with an estimated population of 196,357 as of 2024. Read more →
The fair place to meet is Birmingham, AL — the city closest to the midpoint of Philadelphia and San Antonio. From the farther side that’s about 16 hr 24 min of driving.
Recommended midpoint
Birmingham, AL
From Philadelphia
16 hr 24 min
782 mi to Birmingham
From San Antonio
15 hr 36 min
744 mi to Birmingham
San Antonio has the shorter trip; the split is off by about 48 min. The alternatives below can even it out. Philadelphia and San Antonio are about 1,505 miles apart.
Philadelphia and San Antonio are about 1,505 miles apart by road. Split the difference and you arrive near Birmingham, the city closest to the halfway point between them. That puts roughly 16 hr 24 min of driving on the Philadelphia side and 15 hr 36 min on the San Antonio side — the fairest single meeting point among the cities near the middle.
Over this distance most people will fly rather than drive the whole way. Birmingham still makes a fair, central place for Philadelphia and San Antonio to converge, splitting the travel instead of asking one side to cross the country.
If Birmingham doesn't have what you're after, Nashville and Atlanta are also close to the midpoint and worth a look — each keeps the drive reasonably balanced between Philadelphia and San Antonio.
Birmingham is a city in the north central region of Alabama, United States. It is the third-most populous city in the state, with an estimated population of 196,357 as of 2024. Read more →
Philadelphia, colloquially referred to as Philly, is the most populous city in the U.S. state of Pennsylvania and the sixth-most populous city in the United States. Its population was 1.60 million at the 2020 census and estimated at 1.57 million in 2025. 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.