# Distance between Chicago, IL (ORD) and Lopez, WA (LPS)

Flight distance from Chicago to Lopez (Chicago O'Hare International Airport – Lopez Island Airport) is 1751 miles / 2817 kilometers / 1521 nautical miles. Estimated flight time is 3 hours 48 minutes.

Driving distance from Chicago (ORD) to Lopez (LPS) is 2183 miles / 3513 kilometers and travel time by car is about 36 hours 26 minutes.

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

Shortest flight path between Chicago O'Hare International Airport (ORD) and Lopez Island Airport (LPS).

## How far is Lopez from Chicago?

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

Vincenty's formula (applied above)
• 1750.699 miles
• 2817.476 kilometers
• 1521.316 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
• 1746.181 miles
• 2810.206 kilometers
• 1517.390 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 Lopez Island Airport
City: Lopez, WA
Country: United States
IATA Code: LPS
ICAO Code: S31
Coordinates: 48°29′2″N, 122°56′16″W

## Time difference and current local times

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

CDT

PDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 196 kg (433 pounds).

## Frequent Flyer Miles Calculator

Chicago (ORD) → Lopez (LPS).

Distance:
1751
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1751

Round trip?