Air Miles Calculator logo

How far is Walla Walla, WA, from Harlingen, TX?

The distance between Harlingen (Valley International Airport) and Walla Walla (Walla Walla Regional Airport) is 1780 miles / 2864 kilometers / 1546 nautical miles.

The driving distance from Harlingen (HRL) to Walla Walla (ALW) is 2144 miles / 3450 kilometers, and travel time by car is about 39 hours 24 minutes.

Valley International Airport – Walla Walla Regional Airport

Distance arrow
1780
Miles
Distance arrow
2864
Kilometers
Distance arrow
1546
Nautical miles

Search flights

Distance from Harlingen to Walla Walla

There are several ways to calculate the distance from Harlingen to Walla Walla. Here are two standard methods:

Vincenty's formula (applied above)
  • 1779.656 miles
  • 2864.079 kilometers
  • 1546.479 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
  • 1780.197 miles
  • 2864.949 kilometers
  • 1546.948 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 Harlingen to Walla Walla?

The estimated flight time from Valley International Airport to Walla Walla Regional Airport is 3 hours and 52 minutes.

Flight carbon footprint between Valley International Airport (HRL) and Walla Walla Regional Airport (ALW)

On average, flying from Harlingen to Walla Walla generates about 198 kg of CO2 per passenger, and 198 kilograms equals 438 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Harlingen to Walla Walla

See the map of the shortest flight path between Valley International Airport (HRL) and Walla Walla Regional Airport (ALW).

Airport information

Origin Valley International Airport
City: Harlingen, TX
Country: United States Flag of United States
IATA Code: HRL
ICAO Code: KHRL
Coordinates: 26°13′42″N, 97°39′15″W
Destination Walla Walla Regional Airport
City: Walla Walla, WA
Country: United States Flag of United States
IATA Code: ALW
ICAO Code: KALW
Coordinates: 46°5′41″N, 118°17′16″W