Air Miles Calculator

Distance between Great Falls, MT (GTF) and Long Beach, CA (LGB)

Distance from Great Falls to Long Beach (Great Falls International Airport – Long Beach Airport) is 1007 miles / 1621 kilometers / 875 nautical miles.

How far is Long Beach from Great Falls?

There are several ways to calculate distances between Great Falls and Long Beach. Here are two common methods:

Vincenty's formula (applied above)
  • 1006.971 miles
  • 1620.562 kilometers
  • 875.034 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
  • 1007.827 miles
  • 1621.941 kilometers
  • 875.778 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 Great Falls International Airport (GTF) to Long Beach Airport (LGB) is 2 hours 24 minutes.

Time difference and current local times

The time difference between Great Falls and Long Beach is 1 hour. Long Beach is 1 hour behind Great Falls.

Time Difference

Great Falls
Long Beach

Great Falls, MT

 MDT

Long Beach, CA

 PDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 151 kg (333 pounds).

Airport information


A Great Falls International Airport
City: Great Falls, MT
Country: United States Flag of United States
IATA Code: GTF
ICAO Code: KGTF
Coordinates: 47°28′55″N, 111°22′15″W

B Long Beach Airport
City: Long Beach, CA
Country: United States Flag of United States
IATA Code: LGB
ICAO Code: KLGB
Coordinates: 33°49′3″N, 118°9′7″W

Great Falls to Long Beach flight path

Shortest flight path between Great Falls International Airport (GTF) and Long Beach Airport (LGB).

Frequent Flyer Miles Calculator

Great Falls (GTF) → Long Beach (LGB).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1007
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1007

Round trip?