# Distance between Washington D.C. (IAD) and Sliač (SLD)

Flight distance from Washington D.C. to Sliač (Washington Dulles International Airport – Sliač Airport) is 4546 miles / 7316 kilometers / 3950 nautical miles. Estimated flight time is 9 hours 6 minutes.

## Map of flight path from Washington D.C. to Sliač.

Shortest flight path between Washington Dulles International Airport (IAD) and Sliač Airport (SLD).

## How far is Sliač from Washington D.C.?

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

Vincenty's formula (applied above)
• 4545.757 miles
• 7315.687 kilometers
• 3950.155 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
• 4533.908 miles
• 7296.618 kilometers
• 3939.858 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 Sliač Airport
City: Sliač
Country: Slovakia
IATA Code: SLD
ICAO Code: LZSL
Coordinates: 48°38′16″N, 19°8′2″E

## Time difference and current local times

The time difference between Washington D.C. and Sliač is 6 hours. Sliač is 6 hours ahead of Washington D.C..

EST

CET

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 525 kg (1 158 pounds).

## Frequent Flyer Miles Calculator

Washington D.C. (IAD) → Sliač (SLD).

Distance:
4546
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
4546

Round trip?