How far is Challis, ID from Post Falls, ID?
Distance by Flight
Shortest distance between Challis and Post Falls is 257.38 miles (414.21 km).
Flight distance from Challis, ID to Post Falls, ID is 257.38 miles. Estimated flight time is 00 hours 44 minutes.
It takes 00 hours 40 minutes to travel from Challis to Post Falls with an airplane (average speed of 550 miles).
Driving distance
The driving distance from Challis, Idaho to Post Falls, Idaho is: 370.89 miles (596.9 km) by car.
Driving from Challis to Post Falls will take approximately 06 hours 44 minutes.
#1 Challis
City in Custer County, Idaho, United States
| Population | 1091 |
|---|---|
| GPS Coordinates | 44°30'17"N 114°13'54"W |
| Latitude | 44.5046400 |
| Longitude | -114.2317300 |
| Altitude | 1601 |
| Country | United States |
#2 Post Falls
City in Kootenai County, Idaho, United States
| Population | 36250 |
|---|---|
| GPS Coordinates | 47°43'5"N 116°57'6"W |
| Latitude | 47.7179600 |
| Longitude | -116.9515900 |
| Altitude | 665 |
| Country | United States |
Ending point in Post Falls: West 10th Avenue (-116.951612,47.717931)
Estimated Travel Time Between Challis and Post Falls
The distance between Challis and Post Falls is 597 km if you choose to drive by road. You can go 06 hours 37 minutes if you drive your car at an average speed of 90 kilometers / hour. For different choices, please review the avg. speed travel time table on the below.
Please keep in mind that there is a 1 hour time gap between Challis, ID and Post Falls, ID. The current time in Challis is 11:50:40, although it is 10:50:40 in Post Falls.
| Average Speed | Travel Time |
|---|---|
| 30 mph (48.3 km/h) | 12 hours 21 minutes |
| 40 mph (64.37 km/h) | 09 hours 16 minutes |
| 50 mph (80.47 km/h) | 07 hours 25 minutes |
| 60 mph (96.56 km/h) | 06 hours 10 minutes |
| 70 mph (112.65 km/h) | 05 hours 17 minutes |
| 75 mph (120.7 km/h) | 04 hours 56 minutes |
| 80 mph (128.75 km/h) | 04 hours 37 minutes |
Gas Consumption
A car with a fuel efficiency of 8.3 l/100 km will need 49.54 liters (13.09 gallon) of gas to cover the route between Challis and Post Falls.
The estimated cost of gas to go from Challis to Post Falls is $51.21 (diesel $61.19).
Idaho gas prices.
| Gasoline | Mid Grade | Premium | Diesel | |
|---|---|---|---|---|
| Gallon | $3.91 | $4.15 | $4.38 | $4.68 |
| Total | $51.21 | $54.27 | $57.36 | $61.19 |
Take a look at our Gas Cost Calculator feature. It will figure out how much it will cost to drive this particular distance.
The average gas price (in Idaho ) per gallon of daily gas for calculations is $3.913 (Diesel $4.675) /gallon. Last changed prices on April 19, 2024.
How did we calculate the distance?
The place names are translated into coordinates to approximate the distance between Challis and Post Falls (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.
