City comparison
San Antonio, TX is about 900 miles (1,500 km) from Sioux City, IA in a straight line. By road, the drive is roughly 1,100 miles, or about 19 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 San Antonio, TX to Sioux City, IA takes about 1 h 49 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 85,469 in Sioux City — about 16.9× larger by population. By land area, San Antonio covers about 500 sq mi vs 59 sq mi for Sioux City.
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 City | Difference |
|---|---|---|---|
| Median rent | $1,189/mo | $904/mo | 31.5% higher in San Antonio |
| Median home value | $198,000 | $149,800 | 32.2% higher in San Antonio |
| Median household income | $59,593 | $64,250 | 7.8% higher in Sioux City |
| Groceries index | 94.2 | 94.2 | ≈ equal (Sioux City slightly higher) |
| Utilities index | 83.3 | 83.5 | ≈ equal (Sioux City slightly higher) |
| Transportation index | 96.6 | 93.1 | 3.8% higher in San Antonio |
| Healthcare index | 96.1 | 93.3 | 3.0% 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 $82,961 in Sioux City to maintain your standard of living.
Climate, safety, and demographics side by side.
Sioux City, IA is about 17% cheaper overall than San Antonio, TX, based on our cost-of-living index. Housing costs are roughly 60% higher in San Antonio than in Sioux City. If you earn $80,000 in San Antonio, you'd need about $66,369 in Sioux City to keep the same standard of living.