How far is Oakland, CA, from Rockford, IL?

The distance between Rockford (Chicago Rockford International Airport) and Oakland (Oakland International Airport) is 1774 miles / 2855 kilometers / 1542 nautical miles.

The driving distance from Rockford (RFD) to Oakland (OAK) is 2079 miles / 3346 kilometers, and travel time by car is about 35 hours 54 minutes.

Distance from Rockford to Oakland

There are several ways to calculate the distance from Rockford to Oakland. Here are two standard methods:

Vincenty's formula (applied above)

• 1774.036 miles
• 2855.034 kilometers
• 1541.595 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

• 1769.820 miles
• 2848.249 kilometers
• 1537.932 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 Rockford to Oakland?

The estimated flight time from Chicago Rockford International Airport to Oakland International Airport is 3 hours and 51 minutes.

What is the time difference between Rockford and Oakland?

The time difference between Rockford and Oakland is 2 hours. Oakland is 2 hours behind Rockford.

Flight carbon footprint between Chicago Rockford International Airport (RFD) and Oakland International Airport (OAK)

On average, flying from Rockford to Oakland generates about 198 kg of CO2 per passenger, and 198 kilograms equals 437 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Rockford to Oakland

See the map of the shortest flight path between Chicago Rockford International Airport (RFD) and Oakland International Airport (OAK).

Airport information

Origin	Chicago Rockford International Airport
City:	Rockford, IL
Country:	United States
IATA Code:	RFD
ICAO Code:	KRFD
Coordinates:	42°11′43″N, 89°5′49″W

Destination	Oakland International Airport
City:	Oakland, CA
Country:	United States
IATA Code:	OAK
ICAO Code:	KOAK
Coordinates:	37°43′16″N, 122°13′15″W