Air Miles Calculator

Distance between Seattle, WA (BFI) and Aspen, CO (ASE)

Distance from Seattle to Aspen (Boeing Field – Aspen–Pitkin County Airport) is 963 miles / 1550 kilometers / 837 nautical miles.

How far is Aspen from Seattle?

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

Vincenty's formula (applied above)
  • 962.908 miles
  • 1549.650 kilometers
  • 836.744 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
  • 961.529 miles
  • 1547.431 kilometers
  • 835.546 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 Boeing Field (BFI) to Aspen–Pitkin County Airport (ASE) is 2 hours 19 minutes.

Time difference and current local times

The time difference between Seattle and Aspen is 1 hour. Aspen is 1 hour ahead of Seattle.

Time Difference

Seattle
Aspen

Seattle, WA

 PDT

Aspen, CO

 MDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 148 kg (327 pounds).

Airport information


A 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 Aspen–Pitkin County Airport
City: Aspen, CO
Country: United States Flag of United States
IATA Code: ASE
ICAO Code: KASE
Coordinates: 39°13′23″N, 106°52′8″W

Seattle to Aspen flight path

Shortest flight path between Boeing Field (BFI) and Aspen–Pitkin County Airport (ASE).

Frequent Flyer Miles Calculator

Seattle (BFI) → Aspen (ASE).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
963
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
963

Round trip?