Phoenix, United States → San Diego, United States · ✈ 1h 6min · 🚗 7h 49min
260 nautical miles · Time difference: -1h behind · Direction: west
The distance from Phoenix to San Diego is 481 km (299 miles). The fastest way to travel is by flight. A direct flight takes approximately 1h 6min.
The straight-line distance from Phoenix, United States to San Diego, United States is approximately 481 kilometers (299 miles or 260 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 west of Phoenix. Phoenix 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 | 481 km | ~1h 6min | Quick but may not save time with airport procedures |
| 🚗 Drive | ~625 km | ~7h 49min | Feasible with breaks |
| 🚂 Regular Train | ~577 km | ~4h 49min | Budget-friendly option |
Our recommendation: flight is typically the best way to travel from Phoenix to San Diego. At this distance, driving gives you the most flexibility and avoids airport overhead.
Based on an estimated road distance of 625 km, fuel costs for driving from Phoenix to San Diego are approximately $50–$94 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.
Phoenix is a major city in United States with a population of approximately 1,680,992. Located in the Southwest region, it is an important hub in North America. Phoenix is a significant metropolitan area in United States with good domestic and international transport connections.
→ See all distances from Phoenix
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
481 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 481 km, the Phoenix-San Diego route is about 1.2% of Earth's circumference. A commercial jet covers this distance in about 1h 6min.
At just 481 km within United States, the Phoenix–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 Phoenix to San Diego is approximately 481 kilometers (299 miles, 260 nautical miles).
A direct flight takes approximately 1h 6min, based on 800 km/h cruising speed plus 30 minutes for takeoff and landing.
Estimated driving time is approximately 7h 49min, based on 80 km/h average speed and roads being ~30% longer than straight-line distance.
San Diego is approximately -1h behind compared to Phoenix.
The estimated road distance is approximately 625 km, which is about 30% longer than the 481 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.