City comparison
Salt Lake City, UT is about 1,100 miles (1,700 km) from San Antonio, TX in a straight line. By road, the drive is roughly 1,400 miles, or about 23 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 Salt Lake City, UT to San Antonio, TX takes about 2 h 10 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.
Salt Lake City, UT is on Mountain Time and San Antonio, TX is on Central Time — a 1-hour difference. When it's noon in Salt Lake City, it's 1 p.m. in San Antonio, which puts Salt Lake City 1 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 201,269 in Salt Lake City — about 7.2× larger by population. By land area, San Antonio covers about 500 sq mi vs 110 sq mi for Salt Lake 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 | Salt Lake City | San Antonio | Difference |
|---|---|---|---|
| Median rent | $1,254/mo | $1,189/mo | 5.5% higher in Salt Lake City |
| Median home value | $458,600 | $198,000 | 131.6% higher in Salt Lake City |
| Median household income | $72,357 | $59,593 | 21.4% higher in Salt Lake City |
| Groceries index | 97.1 | 94.2 | 3.1% higher in Salt Lake City |
| Utilities index | 83.2 | 83.3 | ≈ equal (San Antonio slightly higher) |
| Transportation index | 99.5 | 96.6 | 2.9% higher in Salt Lake City |
| Healthcare index | 99.4 | 96.1 | 3.4% higher in Salt Lake 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 Salt Lake City, you'd need $88,115 in San Antonio to maintain your standard of living.
Climate, safety, and demographics side by side.
San Antonio, TX is about 11.9% cheaper overall than Salt Lake City, UT, based on our cost-of-living index. Housing costs are roughly 28% higher in Salt Lake City than in San Antonio. If you earn $80,000 in Salt Lake City, you'd need about $70,492 in San Antonio to keep the same standard of living.