How far is Unalaska, AK, from Redding, CA?

The distance between Redding (Redding Municipal Airport) and Unalaska (Unalaska Airport) is 2234 miles / 3595 kilometers / 1941 nautical miles.

Distance from Redding to Unalaska

There are several ways to calculate the distance from Redding to Unalaska. Here are two standard methods:

Vincenty's formula (applied above)

• 2233.623 miles
• 3594.668 kilometers
• 1940.965 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

• 2228.329 miles
• 3586.148 kilometers
• 1936.365 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 Redding to Unalaska?

The estimated flight time from Redding Municipal Airport to Unalaska Airport is 4 hours and 43 minutes.

What is the time difference between Redding and Unalaska?

The time difference between Redding and Unalaska is 2 hours. Unalaska is 2 hours behind Redding.

Flight carbon footprint between Redding Municipal Airport (RDD) and Unalaska Airport (DUT)

On average, flying from Redding to Unalaska generates about 244 kg of CO2 per passenger, and 244 kilograms equals 539 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Redding to Unalaska

See the map of the shortest flight path between Redding Municipal Airport (RDD) and Unalaska Airport (DUT).

Airport information

Origin	Redding Municipal Airport
City:	Redding, CA
Country:	United States
IATA Code:	RDD
ICAO Code:	KRDD
Coordinates:	40°30′32″N, 122°17′34″W

Destination	Unalaska Airport
City:	Unalaska, AK
Country:	United States
IATA Code:	DUT
ICAO Code:	PADU
Coordinates:	53°54′0″N, 166°32′38″W