Air Miles Calculator

Distance between Seattle, WA (BFI) and Butte, MT (BTM)

Distance from Seattle to Butte (Boeing Field – Bert Mooney Airport) is 478 miles / 769 kilometers / 415 nautical miles.

How far is Butte from Seattle?

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

Vincenty's formula (applied above)
  • 477.785 miles
  • 768.921 kilometers
  • 415.184 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
  • 476.482 miles
  • 766.823 kilometers
  • 414.051 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 Bert Mooney Airport (BTM) is 1 hour 24 minutes.

Time difference and current local times

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

Time Difference

Seattle
Butte

Seattle, WA

 PDT

Butte, MT

 MDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 96 kg (211 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 Bert Mooney Airport
City: Butte, MT
Country: United States Flag of United States
IATA Code: BTM
ICAO Code: KBTM
Coordinates: 45°57′17″N, 112°29′49″W

Seattle to Butte flight path

Shortest flight path between Boeing Field (BFI) and Bert Mooney Airport (BTM).

Frequent Flyer Miles Calculator

Seattle (BFI) → Butte (BTM).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
478
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
478

Round trip?