City comparison
Houston, TX is about 1,200 miles (1,900 km) from Portsmouth, VA 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 Houston, TX to Portsmouth, VA 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.
Houston, TX is on Central Time and Portsmouth, VA is on Eastern Time — a 1-hour difference. When it's noon in Houston, it's 1 p.m. in Portsmouth, which puts Houston 1 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.
Houston has a population of 2,296,253, vs 97,384 in Portsmouth — about 23.6× larger by population. By land area, Houston covers about 640 sq mi vs 33 sq mi for Portsmouth.
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 | Houston | Portsmouth | Difference |
|---|---|---|---|
| Median rent | $1,235/mo | $1,225/mo | 0.8% higher in Houston |
| Median home value | $235,000 | $213,300 | 10.2% higher in Houston |
| Median household income | $60,440 | $57,154 | 5.7% higher in Houston |
| Groceries index | 100.4 | 96.9 | 3.5% higher in Houston |
| Utilities index | 96.3 | 90.0 | 6.9% higher in Houston |
| Transportation index | 95.8 | 98.8 | 3.2% higher in Portsmouth |
| Healthcare index | 95.2 | 98.3 | 3.2% higher in Portsmouth |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Houston, you'd need $97,999 in Portsmouth to maintain your standard of living.
Climate, safety, and demographics side by side.
Portsmouth, VA is about 2% cheaper overall than Houston, TX, based on our cost-of-living index. Housing costs are roughly 4% higher in Houston than in Portsmouth. If you earn $80,000 in Houston, you'd need about $78,399 in Portsmouth to keep the same standard of living.