O'Fallon, Missouri to Rehoboth Beach: Road Trip Guide & Distance

How far is O'Fallon, Missouri from Rehoboth Beach?

The distance from O'Fallon, Missouri to Rehoboth Beach is 840.7 miles (1353 km) as the crow flies. Rehoboth Beach is located E of O'Fallon, Missouri. By car, the driving distance is approximately 1008.9 miles, taking about 20h 18min. A direct flight would take roughly 2h 11min. Both are located in United States — O'Fallon, Missouri in Missouri and Rehoboth Beach in Delaware.

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. Heading East means you'll be driving into the sunrise if you start early. Keep your windshield clean for the best visibility. 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 O'Fallon, Missouri and Rehoboth Beach. 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.