Air Miles Calculator

Distance between Seattle, WA (SEA) and Green Bay, WI (GRB)

Flight distance from Seattle to Green Bay (Seattle–Tacoma International Airport – Green Bay–Austin Straubel International Airport) is 1645 miles / 2648 kilometers / 1430 nautical miles. Estimated flight time is 3 hours 36 minutes.

Driving distance from Seattle (SEA) to Green Bay (GRB) is 1942 miles / 3125 kilometers and travel time by car is about 32 hours 17 minutes.

Map of flight path and driving directions from Seattle to Green Bay.

Shortest flight path between Seattle–Tacoma International Airport (SEA) and Green Bay–Austin Straubel International Airport (GRB).

How far is Green Bay from Seattle?

There are several ways to calculate distances between Seattle and Green Bay. Here are two common methods:

Vincenty's formula (applied above)
  • 1645.350 miles
  • 2647.934 kilometers
  • 1429.770 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
  • 1640.750 miles
  • 2640.531 kilometers
  • 1425.773 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 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

B Green Bay–Austin Straubel International Airport
City: Green Bay, WI
Country: United States Flag of United States
IATA Code: GRB
ICAO Code: KGRB
Coordinates: 44°29′6″N, 88°7′46″W

Time difference and current local times

The time difference between Seattle and Green Bay is 2 hours. Green Bay is 2 hours ahead of Seattle.

Time Difference

Seattle, WA

 PST

Green Bay, WI

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 189 kg (416 pounds).

Frequent Flyer Miles Calculator

Seattle (SEA) → Green Bay (GRB).

Distance:
1645
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1645

Round trip?