How far is Portland, OR, from Decatur, IL?
The distance between Decatur (Decatur Airport) and Portland (Portland International Airport) is 1749 miles / 2814 kilometers / 1519 nautical miles.
The driving distance from Decatur (DEC) to Portland (PDX) is 2074 miles / 3338 kilometers, and travel time by car is about 36 hours 8 minutes.
Decatur Airport – Portland International Airport
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Distance from Decatur to Portland
There are several ways to calculate the distance from Decatur to Portland. Here are two standard methods:
Vincenty's formula (applied above)- 1748.607 miles
- 2814.110 kilometers
- 1519.498 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- 1744.294 miles
- 2807.168 kilometers
- 1515.750 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 Decatur to Portland?
The estimated flight time from Decatur Airport to Portland International Airport is 3 hours and 48 minutes.
What is the time difference between Decatur and Portland?
The time difference between Decatur and Portland is 2 hours. Portland is 2 hours behind Decatur.
Flight carbon footprint between Decatur Airport (DEC) and Portland International Airport (PDX)
On average, flying from Decatur to Portland generates about 196 kg of CO2 per passenger, and 196 kilograms equals 432 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Decatur to Portland
See the map of the shortest flight path between Decatur Airport (DEC) and Portland International Airport (PDX).
Airport information
| Origin | Decatur Airport |
|---|---|
| City: | Decatur, IL |
| Country: | United States  |
| IATA Code: | DEC |
| ICAO Code: | KDEC |
| Coordinates: | 39°50′4″N, 88°51′56″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 |