# Distance between Redmond, OR (RDM) and Waterloo, IA (ALO)

Flight distance from Redmond to Waterloo (Roberts Field – Waterloo Regional Airport) is 1444 miles / 2324 kilometers / 1255 nautical miles. Estimated flight time is 3 hours 14 minutes.

Driving distance from Redmond (RDM) to Waterloo (ALO) is 1816 miles / 2923 kilometers and travel time by car is about 30 hours 27 minutes.

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

Shortest flight path between Roberts Field (RDM) and Waterloo Regional Airport (ALO).

## How far is Waterloo from Redmond?

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

Vincenty's formula (applied above)
• 1444.359 miles
• 2324.470 kilometers
• 1255.113 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
• 1440.497 miles
• 2318.255 kilometers
• 1251.757 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 Waterloo Regional Airport
City: Waterloo, IA
Country: United States
IATA Code: ALO
ICAO Code: KALO
Coordinates: 42°33′25″N, 92°24′1″W

## Time difference and current local times

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

PDT

CDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 176 kg (388 pounds).

## Frequent Flyer Miles Calculator

Redmond (RDM) → Waterloo (ALO).

Distance:
1444
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1444

Round trip?