# Distance between Redmond, OR (RDM) and Springfield, IL (SPI)

Flight distance from Redmond to Springfield (Roberts Field – Springfield Abraham Lincoln Capital Airport) is 1637 miles / 2634 kilometers / 1422 nautical miles. Estimated flight time is 3 hours 35 minutes.

Driving distance from Redmond (RDM) to Springfield (SPI) is 1936 miles / 3116 kilometers and travel time by car is about 32 hours 43 minutes.

## Map of flight path and driving directions from Redmond to Springfield.

Shortest flight path between Roberts Field (RDM) and Springfield Abraham Lincoln Capital Airport (SPI).

## How far is Springfield from Redmond?

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

Vincenty's formula (applied above)
• 1636.865 miles
• 2634.280 kilometers
• 1422.397 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
• 1632.792 miles
• 2627.724 kilometers
• 1418.857 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
IATA Code: RDM
ICAO Code: KRDM
Coordinates: 44°15′14″N, 121°9′0″W

B Springfield Abraham Lincoln Capital Airport
City: Springfield, IL
Country: United States
IATA Code: SPI
ICAO Code: KSPI
Coordinates: 39°50′38″N, 89°40′40″W

## Time difference and current local times

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

PDT

CDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 188 kg (415 pounds).

## Frequent Flyer Miles Calculator

Redmond (RDM) → Springfield (SPI).

Distance:
1637
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1637

Round trip?