How far is Yan'an from Olongapo City?

The distance between Olongapo City (Subic Bay International Airport) and Yan'an (Yan'an Nanniwan Airport) is 1635 miles / 2631 kilometers / 1421 nautical miles.

Distance from Olongapo City to Yan'an

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

Vincenty's formula (applied above)

• 1634.975 miles
• 2631.237 kilometers
• 1420.754 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

• 1639.474 miles
• 2638.477 kilometers
• 1424.664 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 Olongapo City to Yan'an?

The estimated flight time from Subic Bay International Airport to Yan'an Nanniwan Airport is 3 hours and 35 minutes.

What is the time difference between Olongapo City and Yan'an?

There is no time difference between Olongapo City and Yan'an.

Flight carbon footprint between Subic Bay International Airport (SFS) and Yan'an Nanniwan Airport (ENY)

On average, flying from Olongapo City to Yan'an generates about 188 kg of CO2 per passenger, and 188 kilograms equals 415 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Olongapo City to Yan'an

See the map of the shortest flight path between Subic Bay International Airport (SFS) and Yan'an Nanniwan Airport (ENY).

Airport information

Origin	Subic Bay International Airport
City:	Olongapo City
Country:	Philippines
IATA Code:	SFS
ICAO Code:	RPLB
Coordinates:	14°47′39″N, 120°16′15″E

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