Lafayette, Louisiana to Siesta Key: Road Trip Guide & Distance

608.9 miles 979.9 km · straight line
730.7 miles estimated 1175.9 km · driving distance
14h 42min estimated drive time
$70 - $87 estimated fuel cost
~1h 43min flight time
107° ESE bearing direction

How far is Lafayette, Louisiana from Siesta Key?

The distance from Lafayette, Louisiana to Siesta Key is 608.9 miles (979.9 km) as the crow flies. Siesta Key is located ESE of Lafayette, Louisiana. By car, the driving distance is approximately 730.7 miles, taking about 14h 42min. A direct flight would take roughly 1h 43min. Both are located in United States — Lafayette, Louisiana in Louisiana and Siesta Key in Florida.

This is a serious multi-day road trip! We strongly recommend breaking this journey up with an overnight stay to ensure you arrive safely and refreshed. Heading East means you'll be driving into the sunrise if you start early. Keep your windshield clean for the best visibility.

Coordinates come from public place data for Lafayette, Louisiana and Siesta Key. The driving distance is estimated from straight-line distance with a road-factor model, so confirm the route in your navigation app. Fuel, flight, bus, and train values are planning estimates and can change by date, provider, road closures, and border rules.

How to Get from Lafayette, Louisiana to Siesta Key

Method Time Est. Cost Best For
Drive 14h 42min $70 - $87 Flexible stops
Fly ~1h 43min $80–200* Speed
Bus ~17h 38min $58–$110* Budget
Train ~19h 7min $88–$256* Comfort

Suggested Stops Between Lafayette, Louisiana & Siesta Key

Quick Facts

Lafayette, Louisiana
30.22°N, 92.02°W
America/Chicago
11m elevation
Siesta Key
27.27°N, 82.55°W
America/New_York
1m elevation
Explore more routes from Siesta Key

Did You Know?

  • At walking speed (3 mph), it would take about 203 hours of non-stop walking
  • By bicycle at 12 mph, the journey would take roughly 51 hours
  • You could travel this distance about 40.9 times to circle the Earth's equator
Data Sources & Estimate Notes GeoNames · OpenStreetMap · Driving distance estimated using road factor coefficients