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How far is San Francisco, CA, from Shannon?

The distance between Shannon (Shannon Airport) and San Francisco (San Francisco International Airport) is 5048 miles / 8124 kilometers / 4386 nautical miles.

Shannon Airport – San Francisco International Airport

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5048
Miles
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8124
Kilometers
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4386
Nautical miles

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Distance from Shannon to San Francisco

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

Vincenty's formula (applied above)
  • 5047.778 miles
  • 8123.611 kilometers
  • 4386.399 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
  • 5034.717 miles
  • 8102.591 kilometers
  • 4375.049 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 Shannon to San Francisco?

The estimated flight time from Shannon Airport to San Francisco International Airport is 10 hours and 3 minutes.

Flight carbon footprint between Shannon Airport (SNN) and San Francisco International Airport (SFO)

On average, flying from Shannon to San Francisco generates about 590 kg of CO2 per passenger, and 590 kilograms equals 1 301 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Shannon to San Francisco

See the map of the shortest flight path between Shannon Airport (SNN) and San Francisco International Airport (SFO).

Airport information

Origin Shannon Airport
City: Shannon
Country: Ireland Flag of Ireland
IATA Code: SNN
ICAO Code: EINN
Coordinates: 52°42′7″N, 8°55′29″W
Destination 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