Train
Driving
Merrillville to Saint Louis
Updated: 28 May 2026
The journey from Merrillville to St. Louis is approximately 450 kilometers. Driving is the most convenient method, taking about 4.5 hours via I-65 S and I-55 S. Alternatively, you can drive to Chicago and take the Amtrak Lincoln Service train to St. Louis. This route takes you through the heart of the Midwest, passing through Illinois farmland.
Total Distance: Driving distance 450 km, straight-line air distance 400 km.
Fastest Way
Driving is the fastest, taking about 4.5 hours.
Cheapest Way
Driving is the most cost-effective for individuals and groups.
Compare Merrillville to Saint Louis Routes
|
Connecting
|
Direct
|
|
|---|---|---|
| Duration | 7 hours | 4 hours 30 mins |
| Avg Price | $40 - $90 | $50 - $80 |
| Operator | Amtrak | Personal Vehicle |
| Route | Chicago Union Station to St. Louis Gateway Station. | I-65 S to I-55 S. |
| Tip | You must first travel from Merrillville to Chicago Union Station. | Traffic in downtown St. Louis can be heavy during rush hour. |
Travel Tips
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TrafficAvoid I-55 during peak morning and evening commute times.
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ParkingUse parking garages in downtown St. Louis for safety and convenience.
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DiningTry the local St. Louis-style pizza and toasted ravioli.
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PackingBring comfortable walking shoes for exploring Forest Park.
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NavigationUse a GPS to navigate the city's grid.
Safety Tips
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Road SafetyStay alert for construction zones on I-55.
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Vehicle PrepCheck your lights and wipers before leaving.
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Personal SafetyStay in well-lit areas when walking at night.
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Emergency KitKeep a basic emergency kit in your car.
People Also Ask
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Is there a direct train?No, you must travel to Chicago first.
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How long is the drive?The drive takes approximately 4.5 hours.
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What is the best time to visit?Spring and autumn offer the best weather.
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Is St. Louis walkable?Some areas are walkable, but a car is recommended.
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Are there tolls?There are no major tolls on this route.
Quick Info
- From Merrillville, Indiana, United States
- To Saint Louis, Missouri, United States
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Modes
Best Time to Travel
April to June or September to October for mild weather.
Things to Do in Saint Louis
1
Gateway Arch
Visit the iconic monument and take a tram to the top.
2
Forest Park
A massive park featuring a zoo, art museum, and science center.
3
City Museum
A unique, interactive museum built in a former shoe factory.
4
Anheuser-Busch Brewery
Take a tour of the historic brewery and see the Clydesdales.
Tags
Merrillville to St. Louis travel
driving to St. Louis
train to St. Louis
Midwest travel
Merrillville to St. Louis distance
traveling to Missouri
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