How far is San Diego, CA, from Ontario, CA?
The distance between Ontario (Ontario International Airport) and San Diego (San Diego International Airport) is 94 miles / 152 kilometers / 82 nautical miles.
The driving distance from Ontario (ONT) to San Diego (SAN) is 112 miles / 181 kilometers, and travel time by car is about 2 hours 13 minutes.
Ontario International Airport – San Diego International Airport
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Distance from Ontario to San Diego
There are several ways to calculate the distance from Ontario to San Diego. Here are two standard methods:
Vincenty's formula (applied above)- 94.182 miles
- 151.571 kilometers
- 81.842 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- 94.395 miles
- 151.913 kilometers
- 82.027 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 Ontario to San Diego?
The estimated flight time from Ontario International Airport to San Diego International Airport is 40 minutes.
What is the time difference between Ontario and San Diego?
Flight carbon footprint between Ontario International Airport (ONT) and San Diego International Airport (SAN)
On average, flying from Ontario to San Diego generates about 39 kg of CO2 per passenger, and 39 kilograms equals 86 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Ontario to San Diego
See the map of the shortest flight path between Ontario International Airport (ONT) and San Diego International Airport (SAN).
Airport information
| Origin | Ontario International Airport |
|---|---|
| City: | Ontario, CA |
| Country: | United States  |
| IATA Code: | ONT |
| ICAO Code: | KONT |
| Coordinates: | 34°3′21″N, 117°36′3″W |
| Destination | San Diego International Airport |
|---|---|
| City: | San Diego, CA |
| Country: | United States |
| IATA Code: | SAN |
| ICAO Code: | KSAN |
| Coordinates: | 32°44′0″N, 117°11′24″W |