How far is Derry from San Francisco, CA?

The distance between San Francisco (San Francisco International Airport) and Derry (City of Derry Airport) is 4996 miles / 8041 kilometers / 4342 nautical miles.

Distance from San Francisco to Derry

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

Vincenty's formula (applied above)

• 4996.368 miles
• 8040.875 kilometers
• 4341.725 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

• 4983.352 miles
• 8019.928 kilometers
• 4330.415 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 Derry?

The estimated flight time from San Francisco International Airport to City of Derry Airport is 9 hours and 57 minutes.

What is the time difference between San Francisco and Derry?

The time difference between San Francisco and Derry is 8 hours. Derry is 8 hours ahead of San Francisco.

Flight carbon footprint between San Francisco International Airport (SFO) and City of Derry Airport (LDY)

On average, flying from San Francisco to Derry generates about 583 kg of CO2 per passenger, and 583 kilograms equals 1 286 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from San Francisco to Derry

See the map of the shortest flight path between San Francisco International Airport (SFO) and City of Derry Airport (LDY).

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	City of Derry Airport
City:	Derry
Country:	United Kingdom
IATA Code:	LDY
ICAO Code:	EGAE
Coordinates:	55°2′34″N, 7°9′39″W