# Distance between Chicago, IL (MDW) and Santa Rosa, CA (STS)

Flight distance from Chicago to Santa Rosa (Chicago Midway International Airport – Charles M. Schulz–Sonoma County Airport) is 1857 miles / 2989 kilometers / 1614 nautical miles. Estimated flight time is 4 hours 0 minutes.

Driving distance from Chicago (MDW) to Santa Rosa (STS) is 2142 miles / 3448 kilometers and travel time by car is about 35 hours 0 minutes.

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

Shortest flight path between Chicago Midway International Airport (MDW) and Charles M. Schulz–Sonoma County Airport (STS).

## How far is Santa Rosa from Chicago?

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

Vincenty's formula (applied above)
• 1857.082 miles
• 2988.684 kilometers
• 1613.760 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
• 1852.534 miles
• 2981.364 kilometers
• 1609.808 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 Midway International Airport
City: Chicago, IL
Country: United States
IATA Code: MDW
ICAO Code: KMDW
Coordinates: 41°47′9″N, 87°45′8″W

B Charles M. Schulz–Sonoma County Airport
City: Santa Rosa, CA
Country: United States
IATA Code: STS
ICAO Code: KSTS
Coordinates: 38°30′32″N, 122°48′46″W

## Time difference and current local times

The time difference between Chicago and Santa Rosa is 2 hours. Santa Rosa is 2 hours behind Chicago.

CDT

PDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 205 kg (451 pounds).

## Frequent Flyer Miles Calculator

Chicago (MDW) → Santa Rosa (STS).

Distance:
1857
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1857

Round trip?