# Distance between Washington D.C. (IAD) and Charlotte Amalie (SPB)

Flight distance from Washington D.C. to Charlotte Amalie (Washington Dulles International Airport – Charlotte Amalie Harbor Seaplane Base) is 1606 miles / 2585 kilometers / 1396 nautical miles. Estimated flight time is 3 hours 32 minutes.

## Map of flight path from Washington D.C. to Charlotte Amalie.

Shortest flight path between Washington Dulles International Airport (IAD) and Charlotte Amalie Harbor Seaplane Base (SPB).

## How far is Charlotte Amalie from Washington D.C.?

There are several ways to calculate distances between Washington D.C. and Charlotte Amalie. Here are two common methods:

Vincenty's formula (applied above)
• 1606.129 miles
• 2584.813 kilometers
• 1395.688 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
• 1609.525 miles
• 2590.279 kilometers
• 1398.639 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 Washington Dulles International Airport
City: Washington D.C.
Country: United States
Coordinates: 38°56′40″N, 77°27′20″W

B Charlotte Amalie Harbor Seaplane Base
City: Charlotte Amalie
Country: U.S. Virgin Islands
IATA Code: SPB
ICAO Code: VI22
Coordinates: 18°20′18″N, 64°56′26″W

## Time difference and current local times

There is no time difference between Washington D.C. and Charlotte Amalie.

EDT

AST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 186 kg (411 pounds).

## Frequent Flyer Miles Calculator

Washington D.C. (IAD) → Charlotte Amalie (SPB).

Distance:
1606
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1606

Round trip?