# Distance between Honolulu, HI (HNL) and Washington D.C. (IAD)

Distance from Honolulu to Washington D.C. (Honolulu Daniel K. Inouye International Airport – Washington Dulles International Airport) is 4817 miles / 7752 kilometers / 4186 nautical miles.

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

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

Vincenty's formula (applied above)
• 4816.920 miles
• 7752.081 kilometers
• 4185.789 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
• 4809.107 miles
• 7739.508 kilometers
• 4179.000 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).

## Flight duration

Estimated flight time from Honolulu Daniel K. Inouye International Airport (HNL) to Washington Dulles International Airport (IAD) is 9 hours 37 minutes.

## Time difference and current local times

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

Honolulu
Washington D.C.

HST

EDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 567 kg (1 251 pounds).

## Airport information

A Honolulu Daniel K. Inouye International Airport
City: Honolulu, HI
Country: United States
IATA Code: HNL
ICAO Code: PHNL
Coordinates: 21°19′7″N, 157°55′19″W

B Washington Dulles International Airport
City: Washington D.C.
Country: United States
Coordinates: 38°56′40″N, 77°27′20″W

## Honolulu to Washington D.C. flight path

Shortest flight path between Honolulu Daniel K. Inouye International Airport (HNL) and Washington Dulles International Airport (IAD).

## Frequent Flyer Miles Calculator

Honolulu (HNL) → Washington D.C. (IAD).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
4817
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
4817

Round trip?