Air Miles Calculator

Distance between Boston, MA (BOS) and Alamosa, CO (ALS)

Distance from Boston to Alamosa (San Luis Valley Regional Airport – Logan International Airport) is 1870 miles / 3009 kilometers / 1625 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 1869.923 miles
  • 3009.350 kilometers
  • 1624.919 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
  • 1865.508 miles
  • 3002.244 kilometers
  • 1621.082 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).

Flight duration

Estimated flight time from Logan International Airport (BOS) to San Luis Valley Regional Airport (ALS) is 4 hours 2 minutes.

Time difference and current local times

The time difference between Boston and Alamosa is 2 hours. Alamosa is 2 hours behind Boston.

Time Difference

Boston
Alamosa

Boston, MA

 EDT

Alamosa, CO

 MDT

Airport information


A Logan International Airport
City: Boston, MA
Country: United States Flag of United States
IATA Code: BOS
ICAO Code: KBOS
Coordinates: 42°21′51″N, 71°0′18″W

B 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

Map

Boston to Alamosa flight map.

Frequent Flyer Miles Calculator

Boston (BOS) → Alamosa (ALS).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1870
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1870

Round trip?