City comparison
Fairfield, CA is about 2,500 miles (4,000 km) from Philadelphia, PA in a straight line. By road, the drive is roughly 3,100 miles, or about 52 hours (about 5 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 Fairfield, CA to Philadelphia, PA takes about 4 h 58 min, covering roughly 2,500 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.
Fairfield, CA is on Pacific Time and Philadelphia, PA is on Eastern Time — a 3-hour difference. When it's noon in Fairfield, it's 3 p.m. in Philadelphia, which puts Fairfield 3 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.
Philadelphia has a population of 1,593,208, vs 119,420 in Fairfield — about 13.3× larger by population. By land area, Philadelphia covers about 135 sq mi vs 42 sq mi for Fairfield.
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 | Fairfield | Philadelphia | Difference |
|---|---|---|---|
| Median rent | $2,047/mo | $1,250/mo | 63.8% higher in Fairfield |
| Median home value | $546,200 | $215,500 | 153.5% higher in Fairfield |
| Median household income | $98,857 | $57,537 | 71.8% higher in Fairfield |
| Groceries index | 105.1 | 97.0 | 8.3% higher in Fairfield |
| Utilities index | 152.6 | 112.3 | 35.9% higher in Fairfield |
| Transportation index | 100.7 | 101.7 | 1.1% higher in Philadelphia |
| Healthcare index | 100.6 | 102.7 | 2.0% higher in Philadelphia |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Fairfield, you'd need $82,232 in Philadelphia to maintain your standard of living.
Climate, safety, and demographics side by side.
Philadelphia, PA is about 17.8% cheaper overall than Fairfield, CA, based on our cost-of-living index. Housing costs are roughly 39% higher in Fairfield than in Philadelphia. If you earn $80,000 in Fairfield, you'd need about $65,785 in Philadelphia to keep the same standard of living.