Distance from St. Louis, MO to Mount Prospect, IL

Driving distance from St. Louis, MO to Mount Prospect, IL is 306 miles (492 km). How far is it from St. Louis, MO to Mount Prospect, IL? It's a 04 hours 49 minutes drive by car. Flight distance is approximately 266 miles (428 km) and flight time from St. Louis, MO to Mount Prospect, IL is 32 minutes. Don't forget to check out our "Gas cost calculator" option. It will calculate cost of driving this particular distance. See the map below for the visual display of the upcoming road trip.

Driving distance
306 Miles
/
492 Km
Driving distance
Gas consumption
12.24 Gallons
46.74 Litres
Gas consumption
Flight distance
266 Miles
/
428 Km
Flight distance

How far is it from St. Louis, MO to Mount Prospect, IL?

To travel the distance from St. Louis, MO to Mount Prospect, IL, please, click on the map to see the route for the journey. "Gas Cost Calculator" tool is to your right. You can always modify it and make the number more applicable for your journey.

Book a Hotel for your trip to Mount Prospect, IL

Choose a place to stay while traveling from St. Louis, MO to Mount Prospect, IL. We also offer Car Rental widget for your particular journey. There are lots of options to choose from. Give it a try.

Last distance calculations