New Orleans, United States → Houston, United States · ✈ 1h 8min · 🚗 8h 18min
276 nautical miles · Time difference: Same timezone · Direction: west
The distance from New Orleans to Houston is 511 km (318 miles). The fastest way to travel is by flight. A direct flight takes approximately 1h 8min.
The straight-line distance from New Orleans, United States to Houston, United States is approximately 511 kilometers (318 miles or 276 nautical miles). This measurement uses the Haversine formula, computing the great-circle distance — the shortest path between two points on Earth's surface.
Houston is located west of New Orleans. New Orleans is in North America, in the South region of United States, while Houston is in North America, in South, United States. Both cities are in North America.
| Mode | Distance | Est. Time | Best For |
|---|---|---|---|
| ✈️ Flight | 511 km | ~1h 8min | Best option for speed |
| 🚗 Drive | ~664 km | ~8h 18min | Feasible with breaks |
| 🚂 Regular Train | ~613 km | ~5h 7min | Scenic but slow |
Our recommendation: flight is typically the best way to travel from New Orleans to Houston. For 511 km, flying saves significant time and is usually the most practical choice.
Based on an estimated road distance of 664 km, fuel costs for driving from New Orleans to Houston are approximately $53–$100 USD (at $0.08–$0.15 per km, depending on vehicle efficiency and local fuel prices). Additional costs may include tolls, parking, and accommodation for longer trips.
New Orleans is a major city in United States with a population of approximately 383,997. Located in the South region, it is an important hub in North America. Despite its smaller size, New Orleans plays an important regional role in United States and attracts visitors year-round.
Houston is a notable city in United States with a population of approximately 2,320,268. Situated in the South region, it serves as a key destination in North America. Houston offers solid transport connections and a variety of arrival options as a major city in United States.
→ See all distances from Houston
511 km is a medium-distance route, similar to traveling across a mid-sized European country. A flight covers this distance quickly, but driving or rail travel remains feasible for those who prefer ground transport. For reference, New York to Chicago is about 1,150 km.
At 511 km, the New Orleans-Houston route is about 1.3% of Earth's circumference. A commercial jet covers this distance in about 1h 8min.
The straight-line distance from New Orleans to Houston is approximately 511 kilometers (318 miles, 276 nautical miles).
A direct flight takes approximately 1h 8min, based on 800 km/h cruising speed plus 30 minutes for takeoff and landing.
Estimated driving time is approximately 8h 18min, based on 80 km/h average speed and roads being ~30% longer than straight-line distance.
Houston is approximately Same timezone compared to New Orleans.
The estimated road distance is approximately 664 km, which is about 30% longer than the 511 km straight-line distance.
📍 Data: Coordinates from OpenStreetMap contributors. Distances calculated using the Haversine formula. Travel times are estimates only. Last verified: April 7, 2026.