Chicago to Saint Louis Distance

298 miles•479 km•4.7 hours

Driving distance and route information from Chicago, United Statesto Saint Louis, United States. Compare multiple routes and get detailed travel information.

⭐

FASTEST ROUTE

297.34 mi

(478.53 km)

⏱️4h 44m

Via US-41 → I-55 → US-40 → I-64

US-41 → I-55

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ALTERNATIVE ROUTE

310.75 mi

(500.11 km)

⏱️4h 49m

Via I-55 → I-94 → I-57 → I-70

I-55 → I-94

📏 Straight-line distance: 262 miles (422 km)

See crow flies distance →

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Complete Driving Guide: Chicago to Saint Louis

Essential Route Information

TOTAL DISTANCE

298 mi

479 kilometers

DRIVING TIME

4.7 hours

282 minutes

FUEL ESTIMATE

40 L

$60 cost

📍 Route Overview

Starting PointChicago, Illinois

DestinationSaint Louis, Missouri

Route Options2 available routes

Countries Crossed1 country

Time Zone ChangesCheck local times

🚗 Driving Details

Average Speed102 km/h

Straight-line Distance422 km

Route Efficiency88%

Toll RoadsNo tolls expected

Ferry CrossingsNo ferries

Compare All Routes from Chicago to Saint Louis

Route Type	Distance	Drive Time	Avg Speed	Tolls
⭐ Fastest Route	297 mi (479 km)	4.7 hours	101 km/h	❌ No
Alternative 1	311 mi (500 km)	4.8 hours	104 km/h	❌ No

Complete Journey Overview: Chicago to Saint Louis

The road journey from Chicago to Saint Louis spans approximately 298 miles (479 kilometers), making it a medium-distance drive that typically requires 4.7 hours of continuous driving under normal traffic conditions.

This route connects Illinois, United States with Missouri, United States, traversing through various regions within United States. The journey offers 2 distinct routing options, each with unique advantages in terms of distance, time, or scenic value.

The fastest driving route from Chicago to Saint Louis follows the US-41 → I-55 → US-40 → I-64 corridor, maintaining an average speed of approximately 102 km/h. This corridor avoids toll roads, keeping out-of-pocket cost limited to fuel and incidentals.

🗺️ Travel Planning Essentials

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Fuel Planning: Expect to use approximately 12 gallons (40 liters) of fuel for this 298 mile journey. Plan fuel stops every 250-300 miles.

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Rest Stops: For safety, plan a 15-minute break every 2 hours of driving. Total journey with breaks: 5.4 hours.

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Best Travel Times: Avoid peak traffic hours (7-9 AM and 5-7 PM) in major cities along your route for optimal travel time.

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Weather Check: Monitor weather conditions along the entire route, especially during winter months or rainy seasons.

💰 Cost Estimation Guide

Fuel Cost (approximate)$42

Toll Costs$0

Vehicle Wear & Tear (total, ~$0.25/mi)$74

Total Trip Cost$116

* Costs are estimates based on average fuel prices and vehicle maintenance. Actual costs may vary.

Alternative Transportation Options

🚗

By Car

4.7 hours

298 miles

✈️

By Plane

0.5 hours flight

422 km direct

🚌

By Bus

6.1 hours

Multiple stops

More routes from Chicago

View all distances from Chicago →

Chicago to Saint Louis - Frequently Asked Questions

What is the driving distance from Chicago to Saint Louis?

The driving distance from Chicago to Saint Louis is 298 miles (479 km) by the fastest route, which follows US-41 → I-55 → US-40 → I-64. The straight-line ("as the crow flies") distance is 422 km — driving distances are typically 20-40% longer than straight-line because roads must navigate around terrain and built environment.

How long does it take to drive from Chicago to Saint Louis?

The drive from Chicago to Saint Louis takes approximately 4h 44m of continuous driving at an average speed of 102 km/h. With a 15-minute rest stop every two hours, plan on roughly 5.4 hours of total trip time. Add additional time for traffic, weather, or border crossings.

What is the fastest route from Chicago to Saint Louis?

The fastest driving route from Chicago to Saint Louis is 298 miles (479 km) via US-41 → I-55 → US-40 → I-64, taking about 4h 44m. This corridor follows the major highway connection between the two cities and is optimized for travel time.

Are there alternative routes from Chicago to Saint Louis?

Yes, 2 routing options exist between Chicago and Saint Louis. Alternatives have similar total distance but use different road segments — useful if the primary corridor has heavy traffic or construction.

Does the route from Chicago to Saint Louis include tolls?

No, the fastest driving route from Chicago to Saint Louis stays on toll-free public roads. Alternative routes may use different segments — check each route's summary above.

How much fuel does it take to drive from Chicago to Saint Louis?

A standard car at 30 mpg uses approximately 10 gallons (40 liters) of fuel for the 298-mile (479-km) drive from Chicago to Saint Louis. At $3.50 per gallon that is roughly $35 in fuel cost; less efficient vehicles or higher local fuel prices will increase this proportionally.

How do I navigate from Chicago to Saint Louis?

Use the "Open this route in your nav app" buttons above the journey guide to launch turn-by-turn directions in Google Maps, Apple Maps, or Waze. Each link pre-fills Chicago as the origin and Saint Louis as the destination, so navigation begins as soon as the app opens.