Air Miles Calculator

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

Flight distance from Seattle to Butte (Seattle Boeing Field – Bert Mooney Airport) is 478 miles / 769 kilometers / 415 nautical miles. Estimated flight time is 1 hour 24 minutes.

Driving distance from Seattle (BFI) to Butte (BTM) is 601 miles / 967 kilometers and travel time by car is about 10 hours 4 minutes.

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

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

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).

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 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

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, WA

 PDT

Butte, MT

 MDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 96 kg (211 pounds).

Frequent Flyer Miles Calculator

Seattle (BFI) → Butte (BTM).

Distance:
478
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
478

Round trip?