# Distance between Boston, MA (BOS) and San Francisco, CA (SFO)

Flight distance from Boston to San Francisco (Logan International Airport – San Francisco International Airport) is 2704 miles / 4352 kilometers / 2350 nautical miles. Estimated flight time is 5 hours 37 minutes.

Driving distance from Boston (BOS) to San Francisco (SFO) is 3121 miles / 5023 kilometers and travel time by car is about 55 hours 20 minutes.

2704
Miles
4352
Kilometers
2350
Nautical miles
5 h 37 min
299 kg

## How far is San Francisco from Boston?

There are several ways to calculate distances between Los Angeles and Chicago. Here are two common methods:

Vincenty's formula (applied above)
• 2704.118 miles
• 4351.856 kilometers
• 2349.814 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
• 2697.526 miles
• 4341.248 kilometers
• 2344.086 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

## How long does it take to fly from Boston to San Francisco?

Estimated flight time from Logan International Airport to San Francisco International Airport is 5 hours 37 minutes.

## What is the time difference between Boston and San Francisco?

The time difference between Boston and San Francisco is 3 hours. San Francisco is 3 hours behind Boston.
Boston time to San Francisco time converter

## Flight carbon footprint between Logan International Airport (BOS) and San Francisco International Airport (SFO)

On average flying from Boston to San Francisco generates about 299 kg of CO2 per passenger, 299 kilograms is equal to 659 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

## Map of flight path and driving directions from Boston to San Francisco

Shortest flight path between Logan International Airport (BOS) and San Francisco International Airport (SFO).

## Airport information

Origin Logan International Airport
City: Boston, MA
Country: United States
IATA Code: BOS
ICAO Code: KBOS
Coordinates: 42°21′51″N, 71°0′18″W
Destination San Francisco International Airport
City: San Francisco, CA
Country: United States
IATA Code: SFO
ICAO Code: KSFO
Coordinates: 37°37′8″N, 122°22′30″W