City comparison
Phoenix, AZ is about 250 miles (400 km) from St. George, UT in a straight line. By road, the drive is roughly 325 miles, or about 5 h 15 min 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 Phoenix, AZ to St. George, UT takes about 31 min, covering roughly 250 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.
Phoenix has a population of 1,609,456, vs 96,174 in St. George — about 16.7× larger by population. By land area, Phoenix covers about 520 sq mi vs 77 sq mi for St. George.
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 | Phoenix | St. George | Difference |
|---|---|---|---|
| Median rent | $1,322/mo | $1,335/mo | 1.0% higher in St. George |
| Median home value | $340,200 | $415,200 | 22.0% higher in St. George |
| Median household income | $72,092 | $69,333 | 4.0% higher in Phoenix |
| Groceries index | 95.8 | 97.1 | 1.3% higher in St. George |
| Utilities index | 96.2 | 82.0 | 17.4% higher in Phoenix |
| Transportation index | 104.1 | 99.5 | 4.6% higher in Phoenix |
| Healthcare index | 104.0 | 99.4 | 4.6% higher in Phoenix |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Phoenix, you'd need $89,521 in St. George to maintain your standard of living.
Climate, safety, and demographics side by side.
St. George, UT is about 10.5% cheaper overall than Phoenix, AZ, based on our cost-of-living index. Housing costs are roughly 21% higher in Phoenix than in St. George. If you earn $80,000 in Phoenix, you'd need about $71,617 in St. George to keep the same standard of living.