City comparison
Kansas City, MO is about 700 miles (1,100 km) from San Antonio, TX in a straight line. By road, the drive is roughly 900 miles, or about 15 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 Kansas City, MO to San Antonio, TX takes about 1 h 25 min, covering roughly 700 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 505,958 in Kansas City — about 2.9× larger by population. By land area, San Antonio covers about 500 sq mi vs 315 sq mi for Kansas 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 | Kansas City | San Antonio | Difference |
|---|---|---|---|
| Median rent | $1,131/mo | $1,189/mo | 5.1% higher in San Antonio |
| Median home value | $208,900 | $198,000 | 5.5% higher in Kansas City |
| Median household income | $65,256 | $59,593 | 9.5% higher in Kansas City |
| Groceries index | 94.3 | 94.2 | ≈ equal (Kansas City slightly higher) |
| Utilities index | 89.3 | 83.3 | 7.2% higher in Kansas City |
| Transportation index | 93.7 | 96.6 | 3.1% higher in San Antonio |
| Healthcare index | 93.9 | 96.1 | 2.4% 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 Kansas City, you'd need $103,921 in San Antonio to maintain your standard of living.
Climate, safety, and demographics side by side.
Kansas City, MO is about 3.8% cheaper overall than San Antonio, TX, based on our cost-of-living index. Housing costs are roughly 9% higher in San Antonio than in Kansas City. If you earn $80,000 in Kansas City, you'd need about $83,137 in San Antonio to keep the same standard of living.