Air Miles Calculator

Distance between Redmond, OR (RDM) and Rockford, IL (RFD)

Flight distance from Redmond to Rockford (Roberts Field – Chicago Rockford International Airport) is 1614 miles / 2597 kilometers / 1403 nautical miles. Estimated flight time is 3 hours 33 minutes.

Driving distance from Redmond (RDM) to Rockford (RFD) is 1967 miles / 3166 kilometers and travel time by car is about 33 hours 2 minutes.

Map of flight path and driving directions from Redmond to Rockford.

Shortest flight path between Roberts Field (RDM) and Chicago Rockford International Airport (RFD).

How far is Rockford from Redmond?

There are several ways to calculate distances between Redmond and Rockford. Here are two common methods:

Vincenty's formula (applied above)
  • 1613.999 miles
  • 2597.480 kilometers
  • 1402.527 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
  • 1609.708 miles
  • 2590.574 kilometers
  • 1398.798 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).

Airport information


A Roberts Field
City: Redmond, OR
Country: United States Flag of United States
IATA Code: RDM
ICAO Code: KRDM
Coordinates: 44°15′14″N, 121°9′0″W

B 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

Time difference and current local times

The time difference between Redmond and Rockford is 2 hours. Rockford is 2 hours ahead of Redmond.

Time Difference

Redmond, OR

 PST

Rockford, IL

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 187 kg (412 pounds).

Frequent Flyer Miles Calculator

Redmond (RDM) → Rockford (RFD).

Distance:
1614
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1614

Round trip?