City comparison
San Antonio, TX is about 1,300 miles (2,200 km) from San Luis Obispo, CA in a straight line. By road, the drive is roughly 1,700 miles, or about 28 hours (about 3 days at 10 h/day) 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 San Antonio, TX to San Luis Obispo, CA takes about 2 h 42 min, covering roughly 1,300 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, TX is on Central Time and San Luis Obispo, CA is on Pacific Time — a 2-hour difference. When it's noon in San Antonio, it's 10 a.m. in San Luis Obispo, which puts San Antonio 2 hours ahead.
Standard-time offsets. Daylight saving applies in both cities for most of the year (exceptions: Hawaii and most of Arizona), and the gap between the two stays the same.
San Antonio has a population of 1,445,662, vs 47,529 in San Luis Obispo — about 30.4× larger by population. By land area, San Antonio covers about 500 sq mi vs 14 sq mi for San Luis Obispo.
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 | San Antonio | San Luis Obispo | Difference |
|---|---|---|---|
| Median rent | $1,189/mo | $1,850/mo | 55.6% higher in San Luis Obispo |
| Median home value | $198,000 | $841,700 | 325.1% higher in San Luis Obispo |
| Median household income | $59,593 | $65,000 | 9.1% higher in San Luis Obispo |
| Groceries index | 94.2 | 105.1 | 11.5% higher in San Luis Obispo |
| Utilities index | 83.3 | 145.8 | 75.0% higher in San Luis Obispo |
| Transportation index | 96.6 | 100.7 | 4.2% higher in San Luis Obispo |
| Healthcare index | 96.1 | 100.6 | 4.7% higher in San Luis Obispo |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in San Antonio, you'd need $131,792 in San Luis Obispo to maintain your standard of living.
Climate, safety, and demographics side by side.
San Antonio, TX is about 24.1% cheaper overall than San Luis Obispo, CA, based on our cost-of-living index. Housing costs are roughly 53% higher in San Luis Obispo than in San Antonio. If you earn $80,000 in San Antonio, you'd need about $105,434 in San Luis Obispo to keep the same standard of living.