Dubuque to Saint Peters, Missouri: Road Trip Guide & Distance

How far is Dubuque from Saint Peters, Missouri?

The distance from Dubuque to Saint Peters, Missouri is 255.7 miles (411.5 km) as the crow flies. Saint Peters, Missouri is located S of Dubuque. By car, the driving distance is approximately 319.6 miles, taking about 6h 26min. A direct flight would take roughly 1h 1min. Both are located in United States — Dubuque in Iowa and Saint Peters, Missouri in Missouri.

For a drive of this length, it's recommended to plan at least one quick rest stop to stretch your legs and grab a coffee.

Coordinates come from public place data for Dubuque and Saint Peters, Missouri. 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.