# Distance between Redmond, OR (RDM) and Dayton, OH (DAY)

Flight distance from Redmond to Dayton (Roberts Field – Dayton International Airport) is 1906 miles / 3067 kilometers / 1656 nautical miles. Estimated flight time is 4 hours 6 minutes.

Driving distance from Redmond (RDM) to Dayton (DAY) is 2249 miles / 3620 kilometers and travel time by car is about 38 hours 8 minutes.

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

Shortest flight path between Roberts Field (RDM) and Dayton International Airport (DAY).

## How far is Dayton from Redmond?

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

Vincenty's formula (applied above)
• 1906.051 miles
• 3067.492 kilometers
• 1656.313 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
• 1901.236 miles
• 3059.743 kilometers
• 1652.129 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 Dayton International Airport
City: Dayton, OH
Country: United States
IATA Code: DAY
ICAO Code: KDAY
Coordinates: 39°54′8″N, 84°13′9″W

## Time difference and current local times

The time difference between Redmond and Dayton is 3 hours. Dayton is 3 hours ahead of Redmond.

PST

EST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 209 kg (460 pounds).

## Frequent Flyer Miles Calculator

Redmond (RDM) → Dayton (DAY).

Distance:
1906
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1906

Round trip?