How far is Seattle, WA, from Chicago, IL?
The distance between Chicago (Chicago Midway International Airport) and Seattle (Seattle–Tacoma International Airport) is 1733 miles / 2789 kilometers / 1506 nautical miles.
The driving distance from Chicago (MDW) to Seattle (SEA) is 2057 miles / 3310 kilometers, and travel time by car is about 36 hours 35 minutes.
Chicago Midway International Airport – Seattle–Tacoma International Airport
Distance from Chicago to Seattle
There are several ways to calculate the distance from Chicago to Seattle. Here are two standard methods:
Vincenty's formula (applied above)- 1733.255 miles
- 2789.403 kilometers
- 1506.157 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- 1728.763 miles
- 2782.174 kilometers
- 1502.254 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 Chicago to Seattle?
The estimated flight time from Chicago Midway International Airport to Seattle–Tacoma International Airport is 3 hours and 46 minutes.
What is the time difference between Chicago and Seattle?
The time difference between Chicago and Seattle is 2 hours. Seattle is 2 hours behind Chicago.
Flight carbon footprint between Chicago Midway International Airport (MDW) and Seattle–Tacoma International Airport (SEA)
On average, flying from Chicago to Seattle generates about 195 kg of CO2 per passenger, and 195 kilograms equals 430 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Chicago to Seattle
See the map of the shortest flight path between Chicago Midway International Airport (MDW) and Seattle–Tacoma International Airport (SEA).
Airport information
| Origin | 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 |
| Destination | Seattle–Tacoma International Airport |
|---|---|
| City: | Seattle, WA |
| Country: | United States |
| IATA Code: | SEA |
| ICAO Code: | KSEA |
| Coordinates: | 47°26′56″N, 122°18′32″W |
Airlines flying from Chicago (MDW) to Seattle (SEA)
| AirTran Airways |
| Southwest Airlines |