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How far is Ontario, CA, from San Jose?

The distance between San Jose (Juan Santamaría International Airport) and Ontario (Ontario International Airport) is 2685 miles / 4321 kilometers / 2333 nautical miles.

The driving distance from San Jose (SJO) to Ontario (ONT) is 3462 miles / 5572 kilometers, and travel time by car is about 67 hours 57 minutes.

Juan Santamaría International Airport – Ontario International Airport

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2685
Miles
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4321
Kilometers
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2333
Nautical miles

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Distance from San Jose to Ontario

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

Vincenty's formula (applied above)
  • 2685.147 miles
  • 4321.326 kilometers
  • 2333.329 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
  • 2686.656 miles
  • 4323.754 kilometers
  • 2334.640 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 Jose to Ontario?

The estimated flight time from Juan Santamaría International Airport to Ontario International Airport is 5 hours and 35 minutes.

Flight carbon footprint between Juan Santamaría International Airport (SJO) and Ontario International Airport (ONT)

On average, flying from San Jose to Ontario generates about 297 kg of CO2 per passenger, and 297 kilograms equals 655 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 Jose to Ontario

See the map of the shortest flight path between Juan Santamaría International Airport (SJO) and Ontario International Airport (ONT).

Airport information

Origin Juan Santamaría International Airport
City: San Jose
Country: Costa Rica Flag of Costa Rica
IATA Code: SJO
ICAO Code: MROC
Coordinates: 9°59′37″N, 84°12′31″W
Destination Ontario International Airport
City: Ontario, CA
Country: United States Flag of United States
IATA Code: ONT
ICAO Code: KONT
Coordinates: 34°3′21″N, 117°36′3″W