City comparison
Cambridge, MA is about 2,700 miles (4,300 km) from Fairfield, CA in a straight line. By road, the drive is roughly 3,300 miles, or about 55 hours (about 6 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 Cambridge, MA to Fairfield, CA takes about 5 h 19 min, covering roughly 2,700 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.
Cambridge, MA is on Eastern Time and Fairfield, CA is on Pacific Time — a 3-hour difference. When it's noon in Cambridge, it's 9 a.m. in Fairfield, which puts Cambridge 3 hours ahead.
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.
Fairfield has a population of 119,420, vs 117,962 in Cambridge — about the same size. By land area, Fairfield covers about 42 sq mi vs 6.4 sq mi for Cambridge.
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 | Cambridge | Fairfield | Difference |
|---|---|---|---|
| Median rent | $2,628/mo | $2,047/mo | 28.4% higher in Cambridge |
| Median home value | $997,600 | $546,200 | 82.6% higher in Cambridge |
| Median household income | $121,539 | $98,857 | 22.9% higher in Cambridge |
| Groceries index | 100.1 | 105.1 | 5.0% higher in Fairfield |
| Utilities index | 147.4 | 152.6 | 3.6% higher in Fairfield |
| Transportation index | 102.2 | 100.7 | 1.6% higher in Cambridge |
| Healthcare index | 106.4 | 100.6 | 5.7% higher in Cambridge |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Cambridge, you'd need $100,843 in Fairfield to maintain your standard of living.
Climate, safety, and demographics side by side.
Cambridge, MA is about 0.8% cheaper overall than Fairfield, CA, based on our cost-of-living index. If you earn $80,000 in Cambridge, you'd need about $80,674 in Fairfield to keep the same standard of living.