🔥 Most driven
Nevada → California · Interstate 15
The drive from Las Vegas, Nevada, to San Diego, California, covers about 503 km (313 miles) along Interstate 15, with an estimated travel time of 4h 47m in normal traffic conditions. Las Vegas is the leading entertainment and conventions destination in the US Southwest, while San Diego stands out as the southern California port city on the Mexican border. Sales reps, consultants, real-estate agents and field service professionals who run this route regularly typically depart at sunrise to clear the urban congestion before rush hour and arrive in time for scheduled morning meetings. It also pays to scout two or three reliable fuel-and-rest stops along the way before departure. Assuming average fuel economy of about 26 mpg on regular unleaded, the trip burns roughly 45.7 liters (12.1 gallons), costing about $42.04 at typical pump prices. For mileage reimbursement, applying the IRS standard mileage rate (2025) of $0.43/km ($0.69/mile) yields a one-way payout of $216.29. Keep the trip log, business purpose, odometer readings, and exact route documented in your Clara receipt for IRS compliance and internal audit defensibility.