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Distance between Seattle, WA (SEA) and Chicago, IL (MDW)

Flight distance from Seattle to Chicago (Seattle–Tacoma International Airport – Chicago Midway International Airport) is 1733 miles / 2789 kilometers / 1506 nautical miles. Estimated flight time is 3 hours 46 minutes.

Driving distance from Seattle (SEA) to Chicago (MDW) is 2109 miles / 3394 kilometers and travel time by car is about 36 hours 29 minutes.

Seattle – Chicago

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1733
Miles
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2789
Kilometers
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1506
Nautical miles

How far is Chicago from Seattle?

There are several ways to calculate distances between Los Angeles and Chicago. Here are two common 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 earth.

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).

Flight Duration

Estimated flight time from Seattle–Tacoma International Airport to Chicago Midway International Airport is 3 hours 46 minutes.

Time difference

The time difference between Seattle and Chicago is 2 hours. Chicago is 2 hours ahead of Seattle.
Seattle time to Chicago time converter

Carbon dioxide emissions

On average flying from Seattle to Chicago generates about 195 kg of CO2 per passenger, 195 kilograms is equal to 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 Seattle to Chicago

Shortest flight path between Seattle–Tacoma International Airport (SEA) and Chicago Midway International Airport (MDW).

Airport information

Origin Seattle–Tacoma International Airport
City: Seattle, WA
Country: United States Flag of United States
IATA Code: SEA
ICAO Code: KSEA
Coordinates: 47°26′56″N, 122°18′32″W
Destination Chicago Midway International Airport
City: Chicago, IL
Country: United States Flag of United States
IATA Code: MDW
ICAO Code: KMDW
Coordinates: 41°47′9″N, 87°45′8″W

Airlines flying from Seattle (SEA) to Chicago (MDW)

AirTran Airways
Southwest Airlines