How far is Yan'an from San Francisco, CA?

The distance between San Francisco (San Francisco International Airport) and Yan'an (Yan'an Nanniwan Airport) is 6354 miles / 10225 kilometers / 5521 nautical miles.

Distance from San Francisco to Yan'an

There are several ways to calculate the distance from San Francisco to Yan'an. Here are two standard methods:

Vincenty's formula (applied above)

• 6353.768 miles
• 10225.398 kilometers
• 5521.273 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

• 6339.730 miles
• 10202.807 kilometers
• 5509.075 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 Yan'an?

The estimated flight time from San Francisco International Airport to Yan'an Nanniwan Airport is 12 hours and 31 minutes.

What is the time difference between San Francisco and Yan'an?

The time difference between San Francisco and Yan'an is 15 hours. Yan'an is 15 hours ahead of San Francisco.

Flight carbon footprint between San Francisco International Airport (SFO) and Yan'an Nanniwan Airport (ENY)

On average, flying from San Francisco to Yan'an generates about 765 kg of CO2 per passenger, and 765 kilograms equals 1 686 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from San Francisco to Yan'an

See the map of the shortest flight path between San Francisco International Airport (SFO) and Yan'an Nanniwan Airport (ENY).

Airport information

Origin	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

Destination	Yan'an Nanniwan Airport
City:	Yan'an
Country:	China
IATA Code:	ENY
ICAO Code:	ZLYA
Coordinates:	36°28′35″N, 109°27′55″E