Las Vegas, United States → San Diego, United States · ✈ 1h 2min · 🚗 6h 55min
230 nautical miles · Time difference: Same timezone · Direction: southwest
The distance from Las Vegas to San Diego is 426 km (265 miles). The fastest way to travel is by flight. A direct flight takes approximately 1h 2min.
The straight-line distance from Las Vegas, United States to San Diego, United States is approximately 426 kilometers (265 miles or 230 nautical miles). This measurement uses the Haversine formula, computing the great-circle distance — the shortest path between two points on Earth's surface.
San Diego is located southwest of Las Vegas. Las Vegas is in North America, in the Southwest region of United States, while San Diego is in North America, in West Coast, United States. Both cities are in North America.
| Mode | Distance | Est. Time | Best For |
|---|---|---|---|
| ✈️ Flight | 426 km | ~1h 2min | Quick but may not save time with airport procedures |
| 🚗 Drive | ~554 km | ~6h 55min | Feasible with breaks |
| 🚂 Regular Train | ~511 km | ~4h 16min | Budget-friendly option |
Our recommendation: flight is typically the best way to travel from Las Vegas to San Diego. At this distance, driving gives you the most flexibility and avoids airport overhead.
Based on an estimated road distance of 554 km, fuel costs for driving from Las Vegas to San Diego are approximately $44–$83 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.
Las Vegas is a major city in United States with a population of approximately 641,903. Located in the Southwest region, it is an important hub in North America. Despite its smaller size, Las Vegas plays an important regional role in United States and attracts visitors year-round.
→ See all distances from Las Vegas
San Diego is a notable city in United States with a population of approximately 1,423,851. Situated in the West Coast region, it serves as a key destination in North America. San Diego offers solid transport connections and a variety of arrival options as a major city in United States.
→ See all distances from San Diego
426 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 426 km, the Las Vegas-San Diego route is about 1.1% of Earth's circumference. A commercial jet covers this distance in about 1h 2min.
At just 426 km within United States, the Las Vegas–San Diego corridor is well-suited for a day trip or weekend getaway. Consider driving for flexibility, or check regional rail connections for a hassle-free journey.
The straight-line distance from Las Vegas to San Diego is approximately 426 kilometers (265 miles, 230 nautical miles).
A direct flight takes approximately 1h 2min, based on 800 km/h cruising speed plus 30 minutes for takeoff and landing.
Estimated driving time is approximately 6h 55min, based on 80 km/h average speed and roads being ~30% longer than straight-line distance.
San Diego is approximately Same timezone compared to Las Vegas.
The estimated road distance is approximately 554 km, which is about 30% longer than the 426 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.