Flight
Driving
Key Biscayne to St. Louis
Updated: 28 May 2026
The journey from Key Biscayne to St. Louis covers approximately 1,900 kilometers. Driving via I-75 N and I-64 W takes about 19 hours. Alternatively, you can fly from Miami International Airport to St. Louis Lambert International Airport in under 3 hours. This route takes you through the heart of the Midwest. Whether you choose the flexibility of a car or the speed of a flight, St. Louis is easily accessible from South Florida.
Total Distance: Driving distance 1,920 km, air distance 1,650 km.
Fastest Way
Direct flight, 2 hours 50 minutes flight time.
Cheapest Way
Flight, often cheaper than the cost of fuel and overnight stays for driving.
Compare Key Biscayne to St. Louis Routes
|
Direct
|
Direct
|
|
|---|---|---|
| Duration | 2 hours 50 mins | 19 hours |
| Avg Price | $200 - $400 | $220 - $300 in fuel |
| Operator | Southwest Airlines | Personal Vehicle |
| Route | MIA to STL. | I-75 N to I-64 W. |
| Tip | St. Louis Lambert is well-connected to the city via the MetroLink light rail. | Plan for overnight stops in cities like Nashville or Louisville. |
Travel Tips
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TransportationUse the MetroLink light rail to get around the city efficiently.
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BookingBook flights in advance for the best rates.
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DiningTry the local St. Louis-style pizza and toasted ravioli.
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WeatherPack layers as weather can change quickly in the Midwest.
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ParkingUse parking apps to find affordable spots in the downtown area.
Safety Tips
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DrivingBe prepared for heavy traffic on major highways during rush hour.
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WeatherCheck for severe weather alerts during the spring and summer.
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ValuablesKeep your belongings secure in crowded tourist areas.
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EmergencyKnow the location of the nearest hospital in the downtown area.
People Also Ask
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Is there a train?No, there is no direct passenger rail service from Miami to St. Louis.
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How long is the drive?The drive takes approximately 19 hours of pure driving time.
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What is the best airport?St. Louis Lambert International Airport (STL) is the primary hub.
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Are there tolls?Yes, expect tolls on Florida's Turnpike.
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Is St. Louis walkable?Some areas are walkable, but you will need a car for most of the city.
Quick Info
- From Key Biscayne, Florida, United States
- To St. Louis, Missouri, United States
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Modes
Best Time to Travel
May to June or September to October for mild weather.
Things to Do in St. Louis
1
Gateway Arch
Visit the iconic monument and take a tram ride to the top for panoramic views.
2
Forest Park
Explore one of the largest urban parks in the country, home to the zoo and art museum.
3
St. Louis Zoo
Enjoy free admission to this world-class zoo located in Forest Park.
4
City Museum
Experience this unique, interactive museum built from repurposed industrial materials.
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