City comparison
San Antonio, TX is about 1,000 miles (1,600 km) from Sioux Falls, SD in a straight line. By road, the drive is roughly 1,200 miles, or about 20 hours (about 2 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 Sioux Falls, SD takes about 1 h 57 min, covering roughly 1,000 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 193,401 in Sioux Falls — about 7.5× larger by population. By land area, San Antonio covers about 500 sq mi vs 84 sq mi for Sioux Falls.
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 | Sioux Falls | Difference |
|---|---|---|---|
| Median rent | $1,189/mo | $965/mo | 23.2% higher in San Antonio |
| Median home value | $198,000 | $250,000 | 26.3% higher in Sioux Falls |
| Median household income | $59,593 | $71,785 | 20.5% higher in Sioux Falls |
| Groceries index | 94.2 | 95.5 | 1.4% higher in Sioux Falls |
| Utilities index | 83.3 | 81.7 | 2.0% higher in San Antonio |
| Transportation index | 96.6 | 92.3 | 4.6% higher in San Antonio |
| Healthcare index | 96.1 | 92.5 | 3.8% higher in San Antonio |
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 $91,040 in Sioux Falls to maintain your standard of living.
Climate, safety, and demographics side by side.
Sioux Falls, SD is about 9% cheaper overall than San Antonio, TX, based on our cost-of-living index. Housing costs are roughly 22% higher in San Antonio than in Sioux Falls. If you earn $80,000 in San Antonio, you'd need about $72,832 in Sioux Falls to keep the same standard of living.