City comparison
Boston, MA is about 1,800 miles (2,800 km) from San Antonio, TX in a straight line. By road, the drive is roughly 2,200 miles, or about 37 hours (about 4 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 Boston, MA to San Antonio, TX takes about 3 h 32 min, covering roughly 1,800 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.
Boston, MA is on Eastern Time and San Antonio, TX is on Central Time — a 1-hour difference. When it's noon in Boston, it's 11 a.m. in San Antonio, which puts Boston 1 hours ahead.
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 665,945 in Boston — about 2.2× larger by population. By land area, San Antonio covers about 500 sq mi vs 48 sq mi for Boston.
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 | Boston | San Antonio | Difference |
|---|---|---|---|
| Median rent | $1,981/mo | $1,189/mo | 66.6% higher in Boston |
| Median home value | $684,900 | $198,000 | 245.9% higher in Boston |
| Median household income | $89,212 | $59,593 | 49.7% higher in Boston |
| Groceries index | 100.1 | 94.2 | 6.3% higher in Boston |
| Utilities index | 147.4 | 83.3 | 76.9% higher in Boston |
| Transportation index | 102.2 | 96.6 | 5.8% higher in Boston |
| Healthcare index | 106.4 | 96.1 | 10.7% higher in Boston |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Boston, you'd need $74,554 in San Antonio to maintain your standard of living.
Climate, safety, and demographics side by side.
San Antonio, TX is about 25.4% cheaper overall than Boston, MA, based on our cost-of-living index. Housing costs are roughly 58% higher in Boston than in San Antonio. If you earn $80,000 in Boston, you'd need about $59,643 in San Antonio to keep the same standard of living.