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

How far is Ames from Saint Peters, Missouri?

The distance from Ames to Saint Peters, Missouri is 273.3 miles (439.9 km) as the crow flies. Saint Peters, Missouri is located SE of Ames. By car, the driving distance is approximately 341.7 miles, taking about 6h 52min. A direct flight would take roughly 1h 3min. Both are located in United States — Ames 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. Heading East means you'll be driving into the sunrise if you start early. Keep your windshield clean for the best visibility.

Coordinates come from public place data for Ames 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.