DriveWindow route answer
How long is the drive from Miami to Key West, and how far is it?
The drive from Miami to Key West is typically 3.5 hours and 165 miles via Overseas Highway. Allow extra time because coastal rain or strong crosswinds can affect the corridor.
Route facts
Miami → Key West
- Distance
- 165 miles
- Typical drive
- 3.5 hours
- Planning baseline
- Morning
- Main weather risks
- coastal rain · strong crosswinds · heavy tropical rain
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Time and distance
Drive-time baseline and possible delays
- Distance
- 165 miles
- Typical drive
- 3.5 hours
- Weather-sensitive corridor
- Overseas Highway
The usual planning baseline is 3.5 hours for 165 miles via Overseas Highway. It does not include fuel, charging, food, border, park-entry, or weather-related stops.
Allow extra time if the forecast includes coastal rain or strong crosswinds; conditions may affect your pace or require stops.
What to check before leaving
Open water crossings make wind, tropical rain, and visibility especially relevant. Key weather factors: coastal rain, strong crosswinds, heavy tropical rain.
- coastal rain
- strong crosswinds
- heavy tropical rain
Route planning answers
Common questions about this drive
Plan the drive
Route weather planning guides
Start with the question that matches your trip, then finish the current check in DriveWindow.
Sources and methodology
How this answer is produced
Website drive time and distance are static planning baselines. In the app, routing-provider travel time can account for traffic and helps time each weather segment; departure options are then compared by weather risk for your date.
US National Weather Service Environment and Climate Change Canada Route weather methodology Data-source policy
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