City comparison
Janesville, WI is about 1,100 miles (1,700 km) from San Antonio, TX in a straight line. By road, the drive is roughly 1,300 miles, or about 22 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 Janesville, WI to San Antonio, TX takes about 2 h 7 min, covering roughly 1,100 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 65,669 in Janesville — about 22.0× larger by population. By land area, San Antonio covers about 500 sq mi vs 35 sq mi for Janesville.
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 | Janesville | San Antonio | Difference |
|---|---|---|---|
| Median rent | $993/mo | $1,189/mo | 19.7% higher in San Antonio |
| Median home value | $186,600 | $198,000 | 6.1% higher in San Antonio |
| Median household income | $68,610 | $59,593 | 15.1% higher in Janesville |
| Groceries index | 94.0 | 94.2 | ≈ equal (San Antonio slightly higher) |
| Utilities index | 90.5 | 83.3 | 8.6% higher in Janesville |
| Transportation index | 99.2 | 96.6 | 2.6% higher in Janesville |
| Healthcare index | 99.4 | 96.1 | 3.4% higher in Janesville |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Janesville, you'd need $105,459 in San Antonio to maintain your standard of living.
Climate, safety, and demographics side by side.
Janesville, WI is about 5.2% cheaper overall than San Antonio, TX, based on our cost-of-living index. Housing costs are roughly 19% higher in San Antonio than in Janesville. If you earn $80,000 in Janesville, you'd need about $84,367 in San Antonio to keep the same standard of living.