Distance between Thermopolis WY and Casper WY

The distance from Thermopolis to Casper is 134 miles by road including 6 miles on motorways. Road takes approximately 2 hours and 30 minutes and goes through Shoshoni, Boysen, Moneta, Hiland, Powder River, Natrona and Air Base Acres.

Shortest distance by air 110 mi ✈️
Car route length 133.6 mi 🚗
Driving time 2 h 30 min
Fuel amount 4.5 gal
Fuel cost 17.4 USD
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City
Town
Village
Hamlet
Motorway
Primary
Secondary
Unclassified
Point Distance Time Fuel
Thermopolis 0 mi 0:00 00 min 0.0 gal
US 20 18 mi, 19 min
Boysen 18 mi 0:19 19 min 0.6 gal
US 20 17 mi, 19 min
Shoshoni 35 mi 0:38 38 min 1.0 gal
US 20 24 mi, 27 min
Moneta 59 mi 1:06 1 h 06 min 1.8 gal
US 20 11 mi, 13 min
Hiland 70 mi 1:19 1 h 19 min 2.2 gal
US 20 27 mi, 29 min
Powder River 97 mi 1:49 1 h 49 min 3.1 gal
US 20 27 mi, 29 min
Air Base Acres 124 mi 2:19 2 h 19 min 4.1 gal
US 20 10 mi, 11 min
Casper 134 mi 2:30 2 h 30 min 4.4 gal

Frequently Asked Questions

How much does it cost to drive from Thermopolis to Casper?

Fuel cost: 17.4 USD

This fuel cost is calculated as: (Route length 133.6 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 Thermopolis to Casper?

Driving time: 2 h 30 min

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

  • 3 mi with a maximum speed 62 mph = 2 min
  • 75 mi with a maximum speed 56 mph = 1 h 20 min
  • 55 mi with a maximum speed 50 mph = 1 h 5 min
  • 1 mi with a maximum speed 31 mph = 1 min

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

How far is Thermopolis to Casper by land?

The distance between Thermopolis and Casper is 133.6 mi by road including 5.6 mi on motorways.

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

How far is Thermopolis to Casper by plane?

The shortest distance (air line, as the crow flies) between Thermopolis and Casper is 110 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 Thermopolis and Casper respectively. Actual distance between airports may be different.

How many hours is Thermopolis from Casper by plane?

Boeing 737 airliner needs 13 min to cover the distance of 110 mi at a cruising speed of 497 mph.

Small plane "Cessna 172" needs 48 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 Thermopolis to Casper?

Fast helicopter "Eurocopter AS350" or "Hughes OH-6 Cayuse" need 44 min to cover the distance of 110 mi at a cruising speed of 149 mph.

Popular "Robinson R44" needs 50 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 Thermopolis and Casper?

The halfway point between Thermopolis and Casper is Hiland. It is located about 4 mi from the exact midpoint by road.

The distance from Hiland to Thermopolis is 70 mi and driving will take about 1 h 19 min. The road between Hiland and Casper has length 63 mi and will take approximately 1 h 11 min.

The other cities located close to halfway point:

  • Moneta is in 59 mi from Thermopolis and 75 mi from Casper

Where is Thermopolis in relation to Casper?

Thermopolis is located 110 mi north-west of Casper.

Thermopolis has geographic coordinates: latitude 43.64607, longitude -108.21204.

Casper has geographic coordinates: latitude 42.86663, longitude -106.31308.

Which highway goes from Thermopolis to Casper?

The route from Thermopolis to Casper follows US 20, US 26.

Other minor sections pass along the road:

  • WY 789: 32 mi
  • US 87: 2 mi
  • I 25: 2 mi
The distance between Thermopolis and Casper is ranked 4,547th in the ranking popularity.
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