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How far is Anchorage, AK, from Alamosa, CO?

The distance between Alamosa (San Luis Valley Regional Airport) and Anchorage (Ted Stevens Anchorage International Airport) is 2503 miles / 4028 kilometers / 2175 nautical miles.

The driving distance from Alamosa (ALS) to Anchorage (ANC) is 3422 miles / 5507 kilometers, and travel time by car is about 66 hours 21 minutes.

San Luis Valley Regional Airport – Ted Stevens Anchorage International Airport

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2503
Miles
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4028
Kilometers
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2175
Nautical miles

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Distance from Alamosa to Anchorage

There are several ways to calculate the distance from Alamosa to Anchorage. Here are two standard methods:

Vincenty's formula (applied above)
  • 2503.083 miles
  • 4028.322 kilometers
  • 2175.120 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
  • 2498.659 miles
  • 4021.202 kilometers
  • 2171.276 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 Alamosa to Anchorage?

The estimated flight time from San Luis Valley Regional Airport to Ted Stevens Anchorage International Airport is 5 hours and 14 minutes.

Flight carbon footprint between San Luis Valley Regional Airport (ALS) and Ted Stevens Anchorage International Airport (ANC)

On average, flying from Alamosa to Anchorage generates about 276 kg of CO2 per passenger, and 276 kilograms equals 607 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Alamosa to Anchorage

See the map of the shortest flight path between San Luis Valley Regional Airport (ALS) and Ted Stevens Anchorage International Airport (ANC).

Airport information

Origin San Luis Valley Regional Airport
City: Alamosa, CO
Country: United States Flag of United States
IATA Code: ALS
ICAO Code: KALS
Coordinates: 37°26′5″N, 105°52′1″W
Destination Ted Stevens Anchorage International Airport
City: Anchorage, AK
Country: United States Flag of United States
IATA Code: ANC
ICAO Code: PANC
Coordinates: 61°10′27″N, 149°59′45″W