Air Miles Calculator logo

How far is Boston, MA, from San Francisco, CA?

The distance between San Francisco (San Francisco International Airport) and Boston (Logan International Airport) is 2704 miles / 4352 kilometers / 2350 nautical miles. The estimated flight time is 5 hours and 37 minutes.

Driving distance from San Francisco (SFO) to Boston (BOS) is 3119 miles / 5019 kilometers and travel time by car is about 55 hours 26 minutes.

San Francisco International Airport – Logan International Airport

Distance arrow
2704
Miles
Distance arrow
4352
Kilometers
Distance arrow
2350
Nautical miles

Distance from San Francisco to Boston

There are several ways to calculate the distance from San Francisco to Boston. Here are two standard 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 planet.

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 San Francisco to Boston?

The estimated flight time from San Francisco International Airport to Logan International Airport is 5 hours and 37 minutes.

What is the time difference between San Francisco and Boston?

The time difference between San Francisco and Boston is 3 hours. Boston is 3 hours ahead of San Francisco.

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

On average, flying from San Francisco to Boston generates about 299 kg of CO2 per passenger, and 299 kilograms equals 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 San Francisco to Boston

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

Airport information

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

Airlines flying from San Francisco (SFO) to Boston (BOS)

JetBlue Airways
United Airlines
Virgin America