Portland, United States → San Francisco, United States · ✈ 1h 35min · 🚗 13h 59min
465 nautical miles · Time difference: Same timezone · Direction: south
The distance from Portland to San Francisco is 861 km (535 miles). The fastest way to travel is by flight. A direct flight takes approximately 1h 35min.
The straight-line distance from Portland, United States to San Francisco, United States is approximately 861 kilometers (535 miles or 465 nautical miles). This measurement uses the Haversine formula, computing the great-circle distance — the shortest path between two points on Earth's surface.
San Francisco is located south of Portland. Portland is in North America, in the Pacific Northwest region of United States, while San Francisco is in North America, in West Coast, United States. Both cities are in North America.
| Mode | Distance | Est. Time | Best For |
|---|---|---|---|
| ✈️ Flight | 861 km | ~1h 35min | Best option for speed |
| 🚗 Drive | ~1,119 km | ~13h 59min | Feasible with breaks |
| 🚂 Regular Train | ~1,033 km | ~8h 37min | Scenic but slow |
Our recommendation: flight is typically the best way to travel from Portland to San Francisco. For 861 km, flying saves significant time and is usually the most practical choice.
Based on an estimated road distance of 1,119 km, fuel costs for driving from Portland to San Francisco are approximately $90–$168 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.
Portland sits at 45.5152°N, 122.6784°W, while San Francisco is located at 37.7749°N, 122.4194°W. The initial compass bearing from Portland to San Francisco is 178° (S), so a great-circle flight path leaves Portland heading roughly S. 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 7.74° and the longitude difference is 0.26°. 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 Portland and San Francisco is approximately 41.6451°N, 122.5411°W. This is the great-circle halfway position — the spot where you would be exactly 431 km from each city. For road trips, a stop near this latitude/longitude makes for a natural overnight or lunch break.
Portland and San Francisco share the same approximate time zone, so meetings, calls, and arrivals don't require any clock adjustment. This makes the route especially convenient for short business trips. Daylight saving time can shift the offset by an hour during certain months, so confirm the exact difference for your specific travel dates.
Portland is a major city in United States with a population of approximately 652,503. Located in the Pacific Northwest region, it is an important hub in North America. Despite its smaller size, Portland plays an important regional role in United States and attracts visitors year-round.
→ See all distances from Portland
San Francisco is a notable city in United States with a population of approximately 873,965. Situated in the West Coast region, it serves as a key destination in North America. San Francisco is a popular destination in the West Coast region of United States, known for its unique character and attractions.
→ See all distances from San Francisco
861 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 861 km, the Portland-San Francisco route is about 2.1% of Earth's circumference. A commercial jet covers this distance in about 1h 35min.
The straight-line distance from Portland to San Francisco is approximately 861 kilometers (535 miles, 465 nautical miles).
A direct flight takes approximately 1h 35min, based on 800 km/h cruising speed plus 30 minutes for takeoff and landing.
Estimated driving time is approximately 13h 59min, based on 80 km/h average speed and roads being ~30% longer than straight-line distance.
San Francisco is approximately Same timezone compared to Portland.
The estimated road distance is approximately 1,119 km, which is about 30% longer than the 861 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.