How far is Reading, PA, from Unalaska, AK?

The distance between Unalaska (Unalaska Airport) and Reading (Reading Regional Airport) is 4070 miles / 6549 kilometers / 3536 nautical miles.

Distance from Unalaska to Reading

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

Vincenty's formula (applied above)

• 4069.651 miles
• 6549.469 kilometers
• 3536.430 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

• 4058.605 miles
• 6531.692 kilometers
• 3526.832 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 Unalaska to Reading?

The estimated flight time from Unalaska Airport to Reading Regional Airport is 8 hours and 12 minutes.

What is the time difference between Unalaska and Reading?

The time difference between Unalaska and Reading is 5 hours. Reading is 5 hours ahead of Unalaska.

Flight carbon footprint between Unalaska Airport (DUT) and Reading Regional Airport (RDG)

On average, flying from Unalaska to Reading generates about 465 kg of CO2 per passenger, and 465 kilograms equals 1 025 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Unalaska to Reading

See the map of the shortest flight path between Unalaska Airport (DUT) and Reading Regional Airport (RDG).

Airport information

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

Destination	Reading Regional Airport
City:	Reading, PA
Country:	United States
IATA Code:	RDG
ICAO Code:	KRDG
Coordinates:	40°22′42″N, 75°57′54″W