Marion, Iowa to Rock Springs: Road Trip Guide & Distance

How far is Marion, Iowa from Rock Springs?

The distance from Marion, Iowa to Rock Springs is 905.6 miles (1457.4 km) as the crow flies. Rock Springs is located W of Marion, Iowa. By car, the driving distance is approximately 1086.7 miles, taking about 21h 52min. A direct flight would take roughly 2h 19min. Both are located in United States — Marion, Iowa in Iowa and Rock Springs in Wyoming.

This is a serious multi-day road trip! We strongly recommend breaking this journey up with an overnight stay to ensure you arrive safely and refreshed. 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. For a trip of this distance, flying is significantly faster. However, driving offers the flexibility to explore stops along the way.

Coordinates come from public place data for Marion, Iowa and Rock Springs. 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.