City comparison
Redwood City, CA is about 1,500 miles (2,400 km) from San Antonio, TX in a straight line. By road, the drive is roughly 1,800 miles, or about 31 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 Redwood City, CA to San Antonio, TX takes about 2 h 56 min, covering roughly 1,500 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.
Redwood City, CA is on Pacific Time and San Antonio, TX is on Central Time — a 2-hour difference. When it's noon in Redwood City, it's 2 p.m. in San Antonio, which puts Redwood City 2 hours behind.
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 83,077 in Redwood City — about 17.4× larger by population. By land area, San Antonio covers about 500 sq mi vs 19 sq mi for Redwood 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 | Redwood City | San Antonio | Difference |
|---|---|---|---|
| Median rent | $2,899/mo | $1,189/mo | 143.8% higher in Redwood City |
| Median home value | $1,777,600 | $198,000 | 797.8% higher in Redwood City |
| Median household income | $145,620 | $59,593 | 144.4% higher in Redwood City |
| Groceries index | 107.4 | 94.2 | 14.0% higher in Redwood City |
| Utilities index | 165.0 | 83.3 | 98.0% higher in Redwood City |
| Transportation index | 104.8 | 96.6 | 8.5% higher in Redwood City |
| Healthcare index | 104.8 | 96.1 | 9.0% higher in Redwood City |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Redwood City, you'd need $62,103 in San Antonio to maintain your standard of living.
Climate, safety, and demographics side by side.
San Antonio, TX is about 37.9% cheaper overall than Redwood City, CA, based on our cost-of-living index. Housing costs are roughly 113% higher in Redwood City than in San Antonio. If you earn $80,000 in Redwood City, you'd need about $49,682 in San Antonio to keep the same standard of living.