The distance from Index to Challis is 651 miles by road including 321 miles on motorways. Road takes approximately 11 hours and 8 minutes and goes through Wenatchee, Moses Lake, Spokane and Coeur d'Alene.
You can adjust fuel consumption and fuel price here.
How long is a car ride from Index to Challis?
Driving time:
11 h 8 min
This time is calculated for driving at the maximum permitted speed, taking into account traffic rules restrictions.
268 mi with a maximum speed 68 mph = 3 h 56 min
27 mi with a maximum speed 65 mph = 25 min
21 mi with a maximum speed 60 mph = 21 min
164 mi with a maximum speed 56 mph = 2 h 55 min
4 mi with a maximum speed 55 mph = 4 min
13 mi with a maximum speed 50 mph = 15 min
137 mi with a maximum speed 50 mph = 2 h 45 min
7 mi with a maximum speed 45 mph = 9 min
1 mi with a maximum speed 40 mph = 1 min
1 mi with a maximum speed 35 mph = 2 min
1 mi with a maximum speed 31 mph = 2 min
4 mi with a maximum speed 30 mph = 7 min
The calculated driving time does not take into account intermediate stops and traffic jams.
How far is Index to Challis by land?
The distance between Index and Challis is 650.6 mi by road including 321.2 mi on motorways.
Precise satellite coordinates of highways were used for this calculation. The start and finish points are the centers of Index and Challis respectively.
How far is Index to Challis by plane?
The shortest distance (air line, as the crow flies) between Index and Challis is 418.8 mi.
This distance is calculated using the Haversine formula as a great-circle distance between two points on the surface of a sphere. The start and finish points are the centers of Index and Challis respectively. Actual distance between airports may be different.
How many hours is Index from Challis by plane?
Boeing 737 airliner needs 50 min to cover the distance of 419 mi at a cruising speed of 497 mph.
Small plane "Cessna 172" needs 3 h 3 min to flight this distance at average speed of 136 mph.
This time is approximate and do not take into account takeoff and landing times, airport location and other real world factors.
How long is a helicopter ride from Index to Challis?
Fast helicopter "Eurocopter AS350" or "Hughes OH-6 Cayuse" need 2 h 48 min to cover the distance of 419 mi at a cruising speed of 149 mph.
Popular "Robinson R44" needs 3 h 12 min to flight this distance at average speed of 130 mph.
This time is approximate and do not take into account takeoff and landing times, aerodrome location and other real world factors.
What city is halfway between Index and Challis?
The halfway point between Index and Challis is Kellogg. It is located about 1 mi from the exact midpoint by road.
The distance from Kellogg to Index is 324 mi and driving will take about 5 h 20 min. The road between Kellogg and Challis has length 326 mi and will take approximately 5 h 48 min.
The other cities located close to halfway point:
Elizabeth Park is in 328 mi from Index and 322 mi from Challis
Pine Creek is in 321 mi from Index and 330 mi from Challis
Pinehurst is in 319 mi from Index and 331 mi from Challis
Where is Index in relation to Challis?
Index is located 419 mi north-west of Challis.
Index has geographic coordinates: latitude 47.82083, longitude -121.55389.
Challis has geographic coordinates: latitude 44.50464, longitude -114.23173.
Which highway goes from Index to Challis?
The route from Index to Challis follows I 90, US 93, US 2.