City comparison
Pomona, CA is about 375 miles (600 km) from Vacaville, CA in a straight line. By road, the drive is roughly 475 miles, or about 8 h 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 Pomona, CA to Vacaville, CA takes about 45 min, covering roughly 375 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.
Pomona has a population of 149,831, vs 101,631 in Vacaville — about 1.5× larger by population. By land area, Vacaville covers about 30 sq mi vs 23 sq mi for Pomona.
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 | Pomona | Vacaville | Difference |
|---|---|---|---|
| Median rent | $1,631/mo | $2,141/mo | 31.3% higher in Vacaville |
| Median home value | $524,700 | $560,400 | 6.8% higher in Vacaville |
| Median household income | $73,515 | $106,764 | 45.2% higher in Vacaville |
| Groceries index | 105.3 | 105.1 | ≈ equal (Pomona slightly higher) |
| Utilities index | 153.5 | 152.6 | 0.6% higher in Pomona |
| Transportation index | 103.7 | 100.7 | 3.1% higher in Pomona |
| Healthcare index | 103.7 | 100.6 | 3.1% higher in Pomona |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Pomona, you'd need $98,532 in Vacaville to maintain your standard of living.
Climate, safety, and demographics side by side.
Vacaville, CA is about 1.5% cheaper overall than Pomona, CA, based on our cost-of-living index. If you earn $80,000 in Pomona, you'd need about $78,825 in Vacaville to keep the same standard of living.