How far is Tehran from Washington D.C.?
The distance between Washington D.C. (Washington Dulles International Airport) and Tehran (Mehrabad International Airport) is 6347 miles / 10214 kilometers / 5515 nautical miles.
Washington Dulles International Airport – Mehrabad International Airport
Search flights
Distance from Washington D.C. to Tehran
There are several ways to calculate the distance from Washington D.C. to Tehran. Here are two standard methods:
Vincenty's formula (applied above)- 6346.734 miles
- 10214.078 kilometers
- 5515.161 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.
Haversine formula- 6332.652 miles
- 10191.415 kilometers
- 5502.924 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).
How long does it take to fly from Washington D.C. to Tehran?
The estimated flight time from Washington Dulles International Airport to Mehrabad International Airport is 12 hours and 30 minutes.
What is the time difference between Washington D.C. and Tehran?
Flight carbon footprint between Washington Dulles International Airport (IAD) and Mehrabad International Airport (THR)
On average, flying from Washington D.C. to Tehran generates about 764 kg of CO2 per passenger, and 764 kilograms equals 1 684 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path from Washington D.C. to Tehran
See the map of the shortest flight path between Washington Dulles International Airport (IAD) and Mehrabad International Airport (THR).
Airport information
| Origin | Washington Dulles International Airport |
|---|---|
| City: | Washington D.C. |
| Country: | United States  |
| IATA Code: | IAD |
| ICAO Code: | KIAD |
| Coordinates: | 38°56′40″N, 77°27′20″W |
| Destination | Mehrabad International Airport |
|---|---|
| City: | Tehran |
| Country: | Iran  |
| IATA Code: | THR |
| ICAO Code: | OIII |
| Coordinates: | 35°41′21″N, 51°18′48″E |