City comparison
Atlanta, GA is about 900 miles (1,400 km) from San Antonio, TX in a straight line. By road, the drive is roughly 1,100 miles, or about 18 hours behind the wheel at highway speeds.
Driving distance is a rough estimate (great-circle × 1.25); driving time assumes a 60 mph blended average. Real trips run 10–20% longer with stops.
A direct flight from Atlanta, GA to San Antonio, TX takes about 1 h 46 min, covering roughly 900 miles in a straight line. Connecting itineraries with a layover typically add 1–3 hours.
Block-to-block estimate at ~500 mph cruise, including taxi, climb, and descent — what an airline would publish, not pure airborne time.
San Antonio has a population of 1,445,662, vs 494,838 in Atlanta — about 2.9× larger by population. By land area, San Antonio covers about 500 sq mi vs 135 sq mi for Atlanta.
Population from US Census ACS. Land area from the Census Gazetteer (city proper, excluding inland water).
Cost indices by category, with the US city average (100) marked.
Index: 100 = US city average. Lower is more affordable.
Side-by-side costs, salaries, and sub-category indices.
| Metric | Atlanta | San Antonio | Difference |
|---|---|---|---|
| Median rent | $1,512/mo | $1,189/mo | 27.2% higher in Atlanta |
| Median home value | $395,600 | $198,000 | 99.8% higher in Atlanta |
| Median household income | $77,655 | $59,593 | 30.3% higher in Atlanta |
| Groceries index | 100.3 | 94.2 | 6.4% higher in Atlanta |
| Utilities index | 96.1 | 83.3 | 15.4% higher in Atlanta |
| Transportation index | 97.0 | 96.6 | ≈ equal (Atlanta slightly higher) |
| Healthcare index | 96.5 | 96.1 | ≈ equal (Atlanta slightly higher) |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Atlanta, you'd need $90,749 in San Antonio to maintain your standard of living.
Climate, safety, and demographics side by side.
San Antonio, TX is about 9.3% cheaper overall than Atlanta, GA, based on our cost-of-living index. Housing costs are roughly 18% higher in Atlanta than in San Antonio. If you earn $80,000 in Atlanta, you'd need about $72,600 in San Antonio to keep the same standard of living.