# Distance between Chicago, IL (ORD) and Walla Walla, WA (ALW)

Flight distance from Chicago to Walla Walla (Chicago O'Hare International Airport – Walla Walla Regional Airport) is 1530 miles / 2462 kilometers / 1330 nautical miles. Estimated flight time is 3 hours 23 minutes.

Driving distance from Chicago (ORD) to Walla Walla (ALW) is 1944 miles / 3129 kilometers and travel time by car is about 31 hours 38 minutes.

## Map of flight path and driving directions from Chicago to Walla Walla.

Shortest flight path between Chicago O'Hare International Airport (ORD) and Walla Walla Regional Airport (ALW).

## How far is Walla Walla from Chicago?

There are several ways to calculate distances between Chicago and Walla Walla. Here are two common methods:

Vincenty's formula (applied above)
• 1530.000 miles
• 2462.296 kilometers
• 1329.533 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
• 1526.002 miles
• 2455.863 kilometers
• 1326.060 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 Chicago O'Hare International Airport
City: Chicago, IL
Country: United States
IATA Code: ORD
ICAO Code: KORD
Coordinates: 41°58′42″N, 87°54′17″W

B Walla Walla Regional Airport
City: Walla Walla, WA
Country: United States
IATA Code: ALW
ICAO Code: KALW
Coordinates: 46°5′41″N, 118°17′16″W

## Time difference and current local times

The time difference between Chicago and Walla Walla is 2 hours. Walla Walla is 2 hours behind Chicago.

CDT

PDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 181 kg (400 pounds).

## Frequent Flyer Miles Calculator

Chicago (ORD) → Walla Walla (ALW).

Distance:
1530
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1530

Round trip?