Distance Calculator

Distance from Post Falls to Idaho Falls

Distance between Post Falls and Idaho Falls is 608 kilometers (378 miles).
Driving distance from Post Falls to Idaho Falls is 788 kilometers (490 miles).

air 608 km
air 378 miles
car 788 km
car 490 miles

Distance Map Between Post Falls and Idaho Falls

Post Falls, Boise, United StatesIdaho Falls, Boise, United States = 378 miles = 608 km.

How far is it between Post Falls and Idaho Falls

Post Falls is located in United States with (47.718,-116.9516) coordinates and Idaho Falls is located in United States with (43.4666,-112.0341) coordinates. The calculated flying distance from Post Falls to Idaho Falls is equal to 378 miles which is equal to 608 km.

If you want to go by car, the driving distance between Post Falls and Idaho Falls is 788.31 km. If you ride your car with an average speed of 112 kilometers/hour (70 miles/h), travel time will be 07 hours 02 minutes. Please check the avg. speed travel time table on the right for various options.
Difference between fly and go by a car is 180 km.

City/PlaceLatitude and LongitudeGPS Coordinates
Post Falls 47.718, -116.9516 47° 43´ 4.6560'' N
116° 57´ 5.7240'' W
Idaho Falls 43.4666, -112.0341 43° 27´ 59.6880'' N
112° 2´ 2.9040'' W

Estimated Travel Time Between Post Falls and Idaho Falls

Average SpeedTravel Time
30 mph (48 km/h) 16 hours 25 minutes
40 mph (64 km/h) 12 hours 19 minutes
50 mph (80 km/h) 09 hours 51 minutes
60 mph (97 km/h) 08 hours 07 minutes
70 mph (112 km/h) 07 hours 02 minutes
75 mph (120 km/h) 06 hours 34 minutes
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