Air Miles Calculator logo

How far is Budapest from Rockford, IL?

The distance between Rockford (Chicago Rockford International Airport) and Budapest (Budapest Ferenc Liszt International Airport) is 4871 miles / 7840 kilometers / 4233 nautical miles.

Chicago Rockford International Airport – Budapest Ferenc Liszt International Airport

Distance arrow
4871
Miles
Distance arrow
7840
Kilometers
Distance arrow
4233
Nautical miles

Search flights

Distance from Rockford to Budapest

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

Vincenty's formula (applied above)
  • 4871.252 miles
  • 7839.521 kilometers
  • 4233.003 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
  • 4858.026 miles
  • 7818.235 kilometers
  • 4221.509 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 Budapest?

The estimated flight time from Chicago Rockford International Airport to Budapest Ferenc Liszt International Airport is 9 hours and 43 minutes.

Flight carbon footprint between Chicago Rockford International Airport (RFD) and Budapest Ferenc Liszt International Airport (BUD)

On average, flying from Rockford to Budapest generates about 567 kg of CO2 per passenger, and 567 kilograms equals 1 250 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Rockford to Budapest

See the map of the shortest flight path between Chicago Rockford International Airport (RFD) and Budapest Ferenc Liszt International Airport (BUD).

Airport information

Origin Chicago Rockford International Airport
City: Rockford, IL
Country: United States Flag of United States
IATA Code: RFD
ICAO Code: KRFD
Coordinates: 42°11′43″N, 89°5′49″W
Destination Budapest Ferenc Liszt International Airport
City: Budapest
Country: Hungary Flag of Hungary
IATA Code: BUD
ICAO Code: LHBP
Coordinates: 47°26′12″N, 19°15′20″E