# Distance between Washington D.C. (IAD) and Longview, TX (GGG)

Flight distance from Washington D.C. to Longview (Washington Dulles International Airport – East Texas Regional Airport) is 1069 miles / 1720 kilometers / 929 nautical miles. Estimated flight time is 2 hours 31 minutes.

Driving distance from Washington D.C. (IAD) to Longview (GGG) is 1240 miles / 1995 kilometers and travel time by car is about 21 hours 24 minutes.

## Map of flight path and driving directions from Washington D.C. to Longview.

Shortest flight path between Washington Dulles International Airport (IAD) and East Texas Regional Airport (GGG).

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

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

Vincenty's formula (applied above)
• 1068.660 miles
• 1719.841 kilometers
• 928.640 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
• 1067.102 miles
• 1717.334 kilometers
• 927.286 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 East Texas Regional Airport
City: Longview, TX
Country: United States
IATA Code: GGG
ICAO Code: KGGG
Coordinates: 32°23′2″N, 94°42′41″W

## Time difference and current local times

The time difference between Washington D.C. and Longview is 1 hour. Longview is 1 hour behind Washington D.C..

EDT

CDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 155 kg (342 pounds).

## Frequent Flyer Miles Calculator

Washington D.C. (IAD) → Longview (GGG).

Distance:
1069
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1069

Round trip?