Air Miles Calculator

Distance between Redmond, OR (RDM) and Columbia, MO (COU)

Flight distance from Redmond to Columbia (Roberts Field – Columbia Regional Airport) is 1538 miles / 2475 kilometers / 1336 nautical miles. Estimated flight time is 3 hours 24 minutes.

Driving distance from Redmond (RDM) to Columbia (COU) is 1835 miles / 2953 kilometers and travel time by car is about 30 hours 48 minutes.

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

Shortest flight path between Roberts Field (RDM) and Columbia Regional Airport (COU).

How far is Columbia from Redmond?

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

Vincenty's formula (applied above)
  • 1537.605 miles
  • 2474.536 kilometers
  • 1336.142 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
  • 1533.973 miles
  • 2468.691 kilometers
  • 1332.986 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 Columbia Regional Airport
City: Columbia, MO
Country: United States Flag of United States
IATA Code: COU
ICAO Code: KCOU
Coordinates: 38°49′5″N, 92°13′10″W

Time difference and current local times

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

Time Difference

Redmond, OR

 PST

Columbia, MO

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 182 kg (401 pounds).

Frequent Flyer Miles Calculator

Redmond (RDM) → Columbia (COU).

Distance:
1538
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1538

Round trip?