# Distance between Washington D.C. (DCA) and Harlingen, TX (HRL)

Flight distance from Washington D.C. to Harlingen (Ronald Reagan Washington National Airport – Valley International Airport) is 1479 miles / 2380 kilometers / 1285 nautical miles. Estimated flight time is 3 hours 18 minutes.

Driving distance from Washington D.C. (DCA) to Harlingen (HRL) is 1746 miles / 2810 kilometers and travel time by car is about 30 hours 45 minutes.

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

Shortest flight path between Ronald Reagan Washington National Airport (DCA) and Valley International Airport (HRL).

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

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

Vincenty's formula (applied above)
• 1478.899 miles
• 2380.058 kilometers
• 1285.128 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
• 1478.258 miles
• 2379.025 kilometers
• 1284.571 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 Ronald Reagan Washington National Airport
City: Washington D.C.
Country: United States
IATA Code: DCA
ICAO Code: KDCA
Coordinates: 38°51′7″N, 77°2′15″W

B Valley International Airport
City: Harlingen, TX
Country: United States
IATA Code: HRL
ICAO Code: KHRL
Coordinates: 26°13′42″N, 97°39′15″W

## Time difference and current local times

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

EST

CST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 178 kg (393 pounds).

## Frequent Flyer Miles Calculator

Washington D.C. (DCA) → Harlingen (HRL).

Distance:
1479
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1479

Round trip?