City comparison
Billings, MT is about 1,300 miles (2,000 km) from San Antonio, TX in a straight line. By road, the drive is roughly 1,600 miles, or about 26 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 Billings, MT to San Antonio, TX takes about 2 h 30 min, covering roughly 1,300 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.
Billings, MT is on Mountain Time and San Antonio, TX is on Central Time — a 1-hour difference. When it's noon in Billings, it's 1 p.m. in San Antonio, which puts Billings 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 117,093 in Billings — about 12.3× larger by population. By land area, San Antonio covers about 500 sq mi vs 46 sq mi for Billings.
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 | Billings | San Antonio | Difference |
|---|---|---|---|
| Median rent | $1,064/mo | $1,189/mo | 11.7% higher in San Antonio |
| Median home value | $285,300 | $198,000 | 44.1% higher in Billings |
| Median household income | $69,692 | $59,593 | 16.9% higher in Billings |
| Groceries index | 96.7 | 94.2 | 2.7% higher in Billings |
| Utilities index | 77.2 | 83.3 | 8.0% higher in San Antonio |
| Transportation index | 99.3 | 96.6 | 2.7% higher in Billings |
| Healthcare index | 99.2 | 96.1 | 3.2% higher in Billings |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Billings, you'd need $107,116 in San Antonio to maintain your standard of living.
Climate, safety, and demographics side by side.
Billings, MT is about 6.6% cheaper overall than San Antonio, TX, based on our cost-of-living index. Housing costs are roughly 21% higher in San Antonio than in Billings. If you earn $80,000 in Billings, you'd need about $85,693 in San Antonio to keep the same standard of living.