Air Miles Calculator

Distance between Eastsound, WA (ESD) and Rockford, IL (RFD)

Distance from Eastsound to Rockford (Orcas Island Airport – Chicago Rockford International Airport) is 1689 miles / 2718 kilometers / 1467 nautical miles.

How far is Rockford from Eastsound?

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

Vincenty's formula (applied above)
  • 1688.580 miles
  • 2717.506 kilometers
  • 1467.336 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
  • 1684.227 miles
  • 2710.500 kilometers
  • 1463.553 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).

Flight duration

Estimated flight time from Orcas Island Airport (ESD) to Chicago Rockford International Airport (RFD) is 3 hours 41 minutes.

Time difference and current local times

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

Time Difference

Eastsound
Rockford

Eastsound, WA

 PST

Rockford, IL

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 200 kg (440 pounds).

Airport information


A Orcas Island Airport
City: Eastsound, WA
Country: United States Flag of United States
IATA Code: ESD
ICAO Code: KORS
Coordinates: 48°42′29″N, 122°54′36″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

Map

Eastsound to Rockford flight map.

Frequent Flyer Miles Calculator

Eastsound (ESD) → Rockford (RFD).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1689
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1689

Round trip?