How far is Portland, OR, from Rockford, IL?
The distance between Rockford (Chicago Rockford International Airport) and Portland (Portland International Airport) is 1677 miles / 2698 kilometers / 1457 nautical miles.
The driving distance from Rockford (RFD) to Portland (PDX) is 2061 miles / 3317 kilometers, and travel time by car is about 35 hours 37 minutes.
Chicago Rockford International Airport – Portland International Airport
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Distance from Rockford to Portland
There are several ways to calculate the distance from Rockford to Portland. Here are two standard methods:
Vincenty's formula (applied above)- 1676.517 miles
- 2698.092 kilometers
- 1456.853 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- 1672.063 miles
- 2690.925 kilometers
- 1452.983 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 Portland?
The estimated flight time from Chicago Rockford International Airport to Portland International Airport is 3 hours and 40 minutes.
What is the time difference between Rockford and Portland?
The time difference between Rockford and Portland is 2 hours. Portland is 2 hours behind Rockford.
Flight carbon footprint between Chicago Rockford International Airport (RFD) and Portland International Airport (PDX)
On average, flying from Rockford to Portland generates about 191 kg of CO2 per passenger, and 191 kilograms equals 421 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 Portland
See the map of the shortest flight path between Chicago Rockford International Airport (RFD) and Portland International Airport (PDX).
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 | Portland International Airport |
|---|---|
| City: | Portland, OR |
| Country: | United States |
| IATA Code: | PDX |
| ICAO Code: | KPDX |
| Coordinates: | 45°35′19″N, 122°35′52″W |