City comparison
Dallas, TX is about 1,200 miles (1,900 km) from Ontario, CA in a straight line. By road, the drive is roughly 1,500 miles, or about 25 hours (about 3 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 Dallas, TX to Ontario, CA takes about 2 h 24 min, covering roughly 1,200 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.
Dallas, TX is on Central Time and Ontario, CA is on Pacific Time — a 2-hour difference. When it's noon in Dallas, it's 10 a.m. in Ontario, which puts Dallas 2 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.
Dallas has a population of 1,300,642, vs 176,326 in Ontario — about 7.4× larger by population. By land area, Dallas covers about 340 sq mi vs 50 sq mi for Ontario.
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 | Dallas | Ontario | Difference |
|---|---|---|---|
| Median rent | $1,305/mo | $1,826/mo | 39.9% higher in Ontario |
| Median home value | $270,700 | $513,000 | 89.5% higher in Ontario |
| Median household income | $63,985 | $78,070 | 22.0% higher in Ontario |
| Groceries index | 101.7 | 100.5 | 1.2% higher in Dallas |
| Utilities index | 89.3 | 143.3 | 60.6% higher in Ontario |
| Transportation index | 98.5 | 101.1 | 2.6% higher in Ontario |
| Healthcare index | 99.7 | 102.0 | 2.3% higher in Ontario |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Dallas, you'd need $110,778 in Ontario to maintain your standard of living.
Climate, safety, and demographics side by side.
Dallas, TX is about 9.7% cheaper overall than Ontario, CA, based on our cost-of-living index. Housing costs are roughly 12% higher in Ontario than in Dallas. If you earn $80,000 in Dallas, you'd need about $88,622 in Ontario to keep the same standard of living.