Fontana is 4% cheaper than Ontario.
When comparing Fontana, CA and Ontario, CA, the overall cost of living indices are 146 and 152 respectively (national median = 100). Rent is $183/month cheaper in Fontana, saving renters about $2,196/year.
Median household income is $15,381/year higher in Fontana. Home values also differ significantly — the median in Fontana is $558,500 compared to $568,000 in Ontario.
Both cities share the same state tax structure since they are in California.
Fontana vs Ontario — common questions
Other cost of living comparisons for Fontana and Ontario