Air Miles Calculator

Distance between Seattle, WA (BFI) and Miles City, MT (MLS)

Distance from Seattle to Miles City (Boeing Field – Miles City Airport) is 778 miles / 1253 kilometers / 676 nautical miles.

How far is Miles City from Seattle?

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

Vincenty's formula (applied above)
  • 778.362 miles
  • 1252.653 kilometers
  • 676.378 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
  • 776.124 miles
  • 1249.050 kilometers
  • 674.433 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 Miles City Airport (MLS) is 1 hour 58 minutes.

Time difference and current local times

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

Time Difference

Seattle
Miles City

Seattle, WA

 PDT

Miles City, MT

 MDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 133 kg (293 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 Miles City Airport
City: Miles City, MT
Country: United States Flag of United States
IATA Code: MLS
ICAO Code: KMLS
Coordinates: 46°25′40″N, 105°53′9″W

Seattle to Miles City flight path

Shortest flight path between Boeing Field (BFI) and Miles City Airport (MLS).

Frequent Flyer Miles Calculator

Seattle (BFI) → Miles City (MLS).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
778
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
778

Round trip?