Conroe to St. Louis: Road Trip Guide & Distance

647.5 miles 1042.1 km · straight line
777 miles estimated 1250.5 km · driving distance
15h 38min estimated drive time
$75 - $92 estimated fuel cost
~1h 48min flight time
26° NNE bearing direction

How far is Conroe from St. Louis?

The distance from Conroe to St. Louis is 647.5 miles (1042.1 km) as the crow flies. St. Louis is located NNE of Conroe. By car, the driving distance is approximately 777 miles, taking about 15h 38min. A direct flight would take roughly 1h 48min. Both are located in United States — Conroe in Texas and St. Louis in Missouri.

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.

Coordinates come from public place data for Conroe and St. Louis. 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.

How to Get from Conroe to St. Louis

Method Time Est. Cost Best For
Drive 15h 38min $75 - $92 Flexible stops
Fly ~1h 48min $80–200* Speed
Bus ~18h 46min $62–$117* Budget
Train ~20h 19min $93–$272* Comfort

Suggested Stops Between Conroe & St. Louis

Quick Facts

Conroe
30.31°N, 95.46°W
America/Chicago
67m elevation
St. Louis
38.63°N, 90.20°W
America/Chicago
142m elevation
Explore more routes from St. Louis

Did You Know?

  • At walking speed (3 mph), it would take about 216 hours of non-stop walking
  • By bicycle at 12 mph, the journey would take roughly 54 hours
  • You could travel this distance about 38.5 times to circle the Earth's equator
Data Sources & Estimate Notes GeoNames · OpenStreetMap · Driving distance estimated using road factor coefficients