# Distance between Washington D.C. (IAD) and Grenoble (GNB)

Flight distance from Washington D.C. to Grenoble (Washington Dulles International Airport – Alpes–Isère Airport) is 4083 miles / 6571 kilometers / 3548 nautical miles. Estimated flight time is 8 hours 13 minutes.

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

Shortest flight path between Washington Dulles International Airport (IAD) and Alpes–Isère Airport (GNB).

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

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

Vincenty's formula (applied above)
• 4082.983 miles
• 6570.924 kilometers
• 3548.015 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
• 4072.527 miles
• 6554.098 kilometers
• 3538.930 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 Alpes–Isère Airport
City: Grenoble
Country: France
IATA Code: GNB
ICAO Code: LFLS
Coordinates: 45°21′46″N, 5°19′45″E

## Time difference and current local times

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

EST

CET

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 467 kg (1 029 pounds).

## Frequent Flyer Miles Calculator

Washington D.C. (IAD) → Grenoble (GNB).

Distance:
4083
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
4083

Round trip?