Distance between Post Falls ID and Twin Falls ID

The distance from Post Falls to Twin Falls is 574 miles by road including 539 miles on motorways. Road takes approximately 9 hours and 11 minutes and goes through Spokane, Pasco, Kennewick, Liberty Lake, Spokane Valley, Pendleton and La Grande.

Shortest distance by air 375 mi ✈️
Car route length 573.5 mi 🚗
Driving time 9 h 11 min
Fuel amount 19.5 gal
Fuel cost 74.5 USD
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Compare this route in other services:
City
Town
Village
Hamlet
Motorway
Primary
Secondary
Unclassified
Point Distance Time Fuel
Post Falls 0 mi 0:00 00 min 0.0 gal
I 90 7 mi, 06 min
Liberty Lake 7 mi 0:06 06 min 0.2 gal
I 90 7 mi, 07 min
Spokane Valley 15 mi 0:14 14 min 0.3 gal
I 90 11 mi, 10 min
Spokane 26 mi 0:24 24 min 0.7 gal
I 90 US 395 126 mi, 1 h 55 min
Pasco 152 mi 2:20 2 h 20 min 4.8 gal
US 395 12 mi, 13 min
Kennewick 164 mi 2:34 2 h 34 min 5.5 gal
US 395 64 mi, 59 min
Pendleton 228 mi 3:33 3 h 33 min 7.7 gal
I 84 52 mi, 49 min
La Grande 280 mi 4:22 4 h 22 min 9.4 gal
I 84 36 mi, 39 min
Baker City 316 mi 5:01 5 h 01 min 10.4 gal
I 84 258 mi, 4 h 09 min
Twin Falls 574 mi 9:10 9 h 10 min 19.3 gal
City
Town
Village
Hamlet
Motorway
Primary
Secondary
Unclassified
Point Distance Time Fuel
Post Falls 0 mi 0:00 00 min 0.0 gal
I 90 5 mi, 04 min
Spokane Bridge 5 mi 0:04 04 min 0.2 gal
I 90 2 mi, 02 min
Liberty Lake 7 mi 0:06 06 min 0.2 gal
I 90 7 mi, 07 min
Spokane Valley 15 mi 0:13 13 min 0.3 gal
I 90 11 mi, 10 min
Spokane 26 mi 0:24 24 min 0.7 gal
I 90 33 mi, 29 min
Sprague 58 mi 0:53 53 min 1.9 gal
I 90 7 mi, 06 min
Pifer 66 mi 1:00 1 h 00 min 2.2 gal
I 90 US 395 25 mi, 21 min
Paha 91 mi 1:22 1 h 22 min 2.9 gal
US 395 37 mi, 35 min
Connell 128 mi 1:57 1 h 57 min 4.2 gal
US 395 8 mi, 07 min
Edwards 136 mi 2:05 2 h 05 min 4.6 gal
US 395 4 mi, 03 min
Eltopia 140 mi 2:08 2 h 08 min 4.7 gal
US 395 12 mi, 12 min
Pasco 152 mi 2:20 2 h 20 min 4.8 gal
US 395 12 mi, 13 min
Kennewick 164 mi 2:34 2 h 34 min 5.5 gal
US 395 I 82 39 mi, 36 min
Bucks Corners 203 mi 3:10 3 h 10 min 6.8 gal
I 84 25 mi, 22 min
Pendleton 228 mi 3:33 3 h 33 min 7.7 gal
I 84 47 mi, 43 min
Perry 275 mi 4:16 4 h 16 min 9.3 gal
I 84 6 mi, 05 min
La Grande 280 mi 4:22 4 h 22 min 9.4 gal
I 84 21 mi, 21 min
North Powder 300 mi 4:43 4 h 43 min 10.1 gal
I 84 16 mi, 17 min
Baker City 316 mi 5:01 5 h 01 min 10.4 gal
I 84 13 mi, 15 min
Encina 329 mi 5:17 5 h 17 min 11.0 gal
I 84 5 mi, 06 min
Pleasant Valley 334 mi 5:23 5 h 23 min 11.3 gal
I 84 17 mi, 17 min
Weatherby 351 mi 5:41 5 h 41 min 11.9 gal
I 84 11 mi, 11 min
Lime 362 mi 5:52 5 h 52 min 12.3 gal
I 84 32 mi, 31 min
Ontario 393 mi 6:23 6 h 23 min 13.3 gal
I 84 2 mi, 02 min
Ramey 396 mi 6:26 6 h 26 min 13.5 gal
I 84 19 mi, 18 min
Sand Hollow 415 mi 6:44 6 h 44 min 14.0 gal
I 84 8 mi, 09 min
Caldwell 423 mi 6:53 6 h 53 min 14.3 gal
I 84 9 mi, 08 min
Nampa 432 mi 7:02 7 h 02 min 14.7 gal
I 84 8 mi, 07 min
Meridian 439 mi 7:09 7 h 09 min 14.9 gal
I 84 58 mi, 52 min
Mountain Home 498 mi 8:01 8 h 01 min 16.5 gal
I 84 17 mi, 15 min
Glenns Ferry 515 mi 8:17 8 h 17 min 17.4 gal
I 84 22 mi, 19 min
Bliss 537 mi 8:36 8 h 36 min 18.1 gal
I 84 17 mi, 14 min
Appleton 554 mi 8:51 8 h 51 min 18.4 gal
I 84 20 mi, 19 min
Twin Falls 574 mi 9:10 9 h 10 min 19.3 gal

Frequently Asked Questions

How much does it cost to drive from Post Falls to Twin Falls?

Fuel cost: 74.5 USD

This fuel cost is calculated as: (Route length 573.5 mi) / (Fuel consumption 29.4 mpg) * (Fuel price 3.82 USD / gal)

You can adjust fuel consumption and fuel price here.

How long is a car ride from Post Falls to Twin Falls?

Driving time: 9 h 11 min

This time is calculated for driving at the maximum permitted speed, taking into account traffic rules restrictions.

  • 291 mi with a maximum speed 68 mph = 4 h 16 min
  • 46 mi with a maximum speed 65 mph = 42 min
  • 110 mi with a maximum speed 62 mph = 1 h 46 min
  • 20 mi with a maximum speed 60 mph = 19 min
  • 25 mi with a maximum speed 56 mph = 27 min
  • 2 mi with a maximum speed 55 mph = 2 min
  • 76 mi with a maximum speed 50 mph = 1 h 32 min
  • 1 mi with a maximum speed 45 mph = 1 min
  • 1 mi with a maximum speed 35 mph = 1 min

The calculated driving time does not take into account intermediate stops and traffic jams.

How far is Post Falls to Twin Falls by land?

The distance between Post Falls and Twin Falls is 573.5 mi by road including 538.7 mi on motorways.

Precise satellite coordinates of highways were used for this calculation. The start and finish points are the centers of Post Falls and Twin Falls respectively.

How far is Post Falls to Twin Falls by plane?

The shortest distance (air line, as the crow flies) between Post Falls and Twin Falls is 375.3 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 Post Falls and Twin Falls respectively. Actual distance between airports may be different.

How many hours is Post Falls from Twin Falls by plane?

Boeing 737 airliner needs 45 min to cover the distance of 375 mi at a cruising speed of 497 mph.

Small plane "Cessna 172" needs 2 h 44 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 Post Falls to Twin Falls?

Fast helicopter "Eurocopter AS350" or "Hughes OH-6 Cayuse" need 2 h 31 min to cover the distance of 375 mi at a cruising speed of 149 mph.

Popular "Robinson R44" needs 2 h 52 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 Post Falls and Twin Falls?

The halfway point between Post Falls and Twin Falls is La Grande. It is located about 7 mi from the exact midpoint by road.

The distance from La Grande to Post Falls is 280 mi and driving will take about 4 h 22 min. The road between La Grande and Twin Falls has length 294 mi and will take approximately 4 h 48 min.

The other cities located close to halfway point:

  • Perry is in 275 mi from Post Falls and 299 mi from Twin Falls
  • North Powder is in 300 mi from Post Falls and 273 mi from Twin Falls
  • Baker City is in 316 mi from Post Falls and 258 mi from Twin Falls

Where is Post Falls in relation to Twin Falls?

Post Falls is located 375 mi north-west of Twin Falls.

Post Falls has geographic coordinates: latitude 47.71101, longitude -116.94809.

Twin Falls has geographic coordinates: latitude 42.57042, longitude -114.46032.

Which highway goes from Post Falls to Twin Falls?

The route from Post Falls to Twin Falls follows I 84, US 30, US 395, US 26, I 90.

Other minor sections pass along the road:

  • US 20: 42 mi
  • I 82: 29 mi
  • ID 55: 11 mi
  • US 93: 5 mi
  • US 2: 2 mi
  • I 182: 2 mi
  • US 12: 2 mi
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