San Diego, United States → Phoenix, United States · ✈ 1h 6min · 🚗 7h 49min
260 nautical miles · Time difference: +1h ahead · Direction: east
The distance from San Diego to Phoenix 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 San Diego, United States to Phoenix, 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.
Phoenix is located east of San Diego. San Diego is in North America, in the West Coast region of United States, while Phoenix is in North America, in Southwest, 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 San Diego to Phoenix. 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 San Diego to Phoenix 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.
San Diego sits at 32.7157°N, 117.1611°W, while Phoenix is located at 33.4484°N, 112.0740°W. The initial compass bearing from San Diego to Phoenix is 79° (E), so a great-circle flight path leaves San Diego heading roughly E. Because the Earth is curved, the actual heading shifts gradually along the route — pilots and navigation systems update it continuously instead of holding a single fixed compass bearing.
The latitude difference is 0.73° and the longitude difference is 5.09°. Each degree of latitude represents about 111 km, which is one reason cross-latitude routes feel longer even when the map looks similar to east–west journeys.
The geographic midpoint between San Diego and Phoenix is approximately 33.1079°N, 114.6282°W. This is the great-circle halfway position — the spot where you would be exactly 241 km from each city. For road trips, a stop near this latitude/longitude makes for a natural overnight or lunch break.
Phoenix is roughly 1 hour ahead of San Diego. When it is 09:00 in San Diego, it is approximately 10:00 in Phoenix. Daylight saving time can shift the offset by an hour during certain months, so confirm the exact difference for your specific travel dates.
San Diego is a major city in United States with a population of approximately 1,423,851. Located in the West Coast region, it is an important hub in North America. San Diego is a significant metropolitan area in United States with good domestic and international transport connections.
→ See all distances from San Diego
Phoenix is a notable city in United States with a population of approximately 1,680,992. Situated in the Southwest region, it serves as a key destination in North America. Phoenix offers solid transport connections and a variety of arrival options as a major city in United States.
→ See all distances from Phoenix
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 San Diego-Phoenix 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 San Diego–Phoenix 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 San Diego to Phoenix 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.
Phoenix is approximately +1h ahead compared to San Diego.
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: May 30, 2026.