Air Miles Calculator

Distance between Seattle, WA (BFI) and Austin, TX (AUS)

Flight distance from Seattle to Austin (Seattle Boeing Field – Austin–Bergstrom International Airport) is 1773 miles / 2854 kilometers / 1541 nautical miles. Estimated flight time is 3 hours 51 minutes.

Driving distance from Seattle (BFI) to Austin (AUS) is 2135 miles / 3436 kilometers and travel time by car is about 37 hours 37 minutes.

Map of flight path and driving directions from Seattle to Austin.

Shortest flight path between Seattle Boeing Field (BFI) and Austin–Bergstrom International Airport (AUS).

How far is Austin from Seattle?

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

Vincenty's formula (applied above)
  • 1773.127 miles
  • 2853.572 kilometers
  • 1540.806 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
  • 1772.102 miles
  • 2851.922 kilometers
  • 1539.915 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 Boeing Field
City: Seattle, WA
Country: United States Flag of United States
IATA Code: BFI
ICAO Code: KBFI
Coordinates: 47°31′47″N, 122°18′7″W

B Austin–Bergstrom International Airport
City: Austin, TX
Country: United States Flag of United States
IATA Code: AUS
ICAO Code: KAUS
Coordinates: 30°11′40″N, 97°40′11″W

Time difference and current local times

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

Time Difference

Seattle, WA

 PST

Austin, TX

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 198 kg (436 pounds).

Frequent Flyer Miles Calculator

Seattle (BFI) → Austin (AUS).

Distance:
1773
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1773

Round trip?