Casper to Salt Lake City: Road Trip Guide & Distance

How far is Casper from Salt Lake City?

The distance from Casper to Salt Lake City is 321.9 miles (518 km) as the crow flies. Salt Lake City is located WSW of Casper. By car, the driving distance is approximately 386.2 miles, taking about 7h 46min. A direct flight would take roughly 1h 9min. Both are located in United States — Casper in Wyoming and Salt Lake City in Utah.

This is a solid day of driving. Be sure to take breaks every 2-3 hours to avoid driver fatigue, and plan your meals ahead of time. Since you'll be heading mostly West, pack a good pair of sunglasses if you plan to drive during the late afternoon to avoid the harsh sun glare.

Coordinates come from public place data for Casper and Salt Lake City. The driving distance is estimated from straight-line distance with a road-factor model, so confirm the route in your navigation app. Fuel, flight, bus, and train values are planning estimates and can change by date, provider, road closures, and border rules.