City comparison
Casper, WY is about 700 miles (1,100 km) from Phoenix, AZ in a straight line. By road, the drive is roughly 900 miles, or about 15 hours 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 Casper, WY to Phoenix, AZ takes about 1 h 26 min, covering roughly 700 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 58,631 in Casper — about 27.5× larger by population. By land area, Phoenix covers about 520 sq mi vs 27 sq mi for Casper.
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 | Casper | Phoenix | Difference |
|---|---|---|---|
| Median rent | $942/mo | $1,322/mo | 40.3% higher in Phoenix |
| Median home value | $242,800 | $340,200 | 40.1% higher in Phoenix |
| Median household income | $67,011 | $72,092 | 7.6% higher in Phoenix |
| Groceries index | 96.2 | 95.8 | ≈ equal (Casper slightly higher) |
| Utilities index | 83.0 | 96.2 | 15.8% higher in Phoenix |
| Transportation index | 100.8 | 104.1 | 3.2% higher in Phoenix |
| Healthcare index | 100.8 | 104.0 | 3.2% 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 Casper, you'd need $124,570 in Phoenix to maintain your standard of living.
Climate, safety, and demographics side by side.
Casper, WY is about 19.7% cheaper overall than Phoenix, AZ, based on our cost-of-living index. Housing costs are roughly 61% higher in Phoenix than in Casper. If you earn $80,000 in Casper, you'd need about $99,656 in Phoenix to keep the same standard of living.