San Francisco, United States → Chicago, United States · ✈ 4h 14min · 🚗 48h 30min
1,612 nautical miles · Time difference: +2h ahead · Direction: northeast
The distance from San Francisco to Chicago is 2,985 km (1,855 miles). The fastest way to travel is by flight. A direct flight takes approximately 4h 14min.
The straight-line distance from San Francisco, United States to Chicago, United States is approximately 2,985 kilometers (1,855 miles or 1,612 nautical miles). This measurement uses the Haversine formula, computing the great-circle distance — the shortest path between two points on Earth's surface.
Chicago is located northeast of San Francisco. San Francisco is in North America, in the West Coast region of United States, while Chicago is in North America, in Midwest, United States. Both cities are in North America.
| Mode | Distance | Est. Time | Best For |
|---|---|---|---|
| ✈️ Flight | 2,985 km | ~4h 14min | Best option for speed |
| 🚗 Drive | ~3,881 km | ~48h 30min | Long journey, consider stops |
Our recommendation: flight is typically the best way to travel from San Francisco to Chicago. For 2,985 km, flying saves significant time and is usually the most practical choice.
Based on an estimated road distance of 3,881 km, fuel costs for driving from San Francisco to Chicago are approximately $310–$582 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 Francisco is a major city in United States with a population of approximately 873,965. Located in the West Coast region, it is an important hub in North America. Despite its smaller size, San Francisco plays an important regional role in United States and attracts visitors year-round.
→ See all distances from San Francisco
Chicago is a notable city in United States with a population of approximately 2,693,976. Situated in the Midwest region, it serves as a key destination in North America. Chicago offers solid transport connections and a variety of arrival options as a major city in United States.
→ See all distances from Chicago
2,985 km is a long-distance route that typically requires air travel. This is comparable to spanning a large continent. For context, London to Dubai is about 5,500 km.
The 2,985 km between San Francisco and Chicago means a beam of light could travel this distance in approximately 10.0 milliseconds — but a flight still takes 4h 14min.
Despite both being in United States, San Francisco and Chicago are 2,985 km apart — a reminder of how vast the country is. Flying is the only practical option, and the journey likely involves crossing multiple climate zones and time zones.
See how the San Francisco to Chicago distance compares to similar routes:
The straight-line distance from San Francisco to Chicago is approximately 2,985 kilometers (1,855 miles, 1,612 nautical miles).
A direct flight takes approximately 4h 14min, based on 800 km/h cruising speed plus 30 minutes for takeoff and landing.
Estimated driving time is approximately 48h 30min, based on 80 km/h average speed and roads being ~30% longer than straight-line distance.
Chicago is approximately +2h ahead compared to San Francisco.
The estimated road distance is approximately 3,881 km, which is about 30% longer than the 2,985 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.