There are 95.77 miles from Marco Island to Key West in south direction and 231 miles (371.76 kilometers) by car, following the US-1 route.
Marco Island and Key West are 4 hours 40 mins far apart, if you drive non-stop .
This is the fastest route from Marco Island, FL to Key West, FL. The halfway point is Florida City, FL.
Marco Island, FL and Key West, FL are in the same time zone (EDT). Current time in both locations is 11:52 pm.
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Gas Consumption and Emissions
A car with a fuel efficiency of MPG will need 9.29 gallons of gas to cover the route between Marco Island, FL and Key West, FL.
The estimated cost of gas to go from Marco Island to Key West is $32.08.
During the route, an average car will release 182.04 pounds of CO2 to the atmosphere. The carbon footprint would be 0.79 pounds of CO2 per mile.
- Average USA gas price used for calculation is $3.45 per gallon of regular gas. Price last updated on November 5, 2022.
- Read more about our CO2 calculation.
Best Hotels In or Near Key West, FL
Do you have where to stay when you arrive to Key West, FL? Check out our hotel recommendations:
Halfway Point Between Marco Island, FL and Key West, FL
If you want to meet halfway between Marco Island, FL and Key West, FL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 25.306442 and -80.448586, or 25º 18' 23.1912" N, 80º 26' 54.9096" W. This location is 115.68 miles away from Marco Island, FL and Key West, FL and it would take approximately 2 hours 20 mins to reach the halfway point from both locations.
Closest City or Town to Halfway Point
The closest town to the halfway point is Florida City, FL, situated 106 miles from Marco Island, FL and 126 miles from Key West, FL. It would take 2 hours 2 mins to go from Marco Island to Florida City and 2 hours 38 mins to go from Key West to Florida City.
Weather in Marco Island and Key West
Compare the weather today and the next four days in Marco Island, FL and Key West, FL:
Lowest Price Rental Cars in Marco Island, FL
Planning on renting a car to go from Marco Island, FL to Key West, FL? Here there are some offers to rent a car in or near Marco Island, FL:
Small
From $14
Intermediate
From $18
Full-size
From $24
SUVs
From $28
Vans
From $40
Compare rental car prices in Marco Island »
Distance conversions
Checkout the distance in miles, kilometers and nautical miles between Marco Island, FL and Key West, FL in this table:
| Straight line distance | 95.77 mi | 154.13 km | 83.23 nautical mi |
| Driving distance | 231 mi | 372.34 km | 201.05 nautical mi |
Road Trip Tips
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The driving distance from Marco Island, Florida to Key West, Florida is:
242 miles / 389 km
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Map of driving directions from Marco Island, FL to Key West, FL
View a map with driving directions using your preferred map provider: Google Maps, Bing Maps, or MapQuest. You can use DriveDistance.com to get the full driving distance from Marco Island to Key West with directions.
More trip calculations
The total driving distance from Marco Island, FL to Key West, FL is 242 miles or 389 kilometers.
Your trip begins in Marco Island, Florida. It ends in Key West, Florida.
If you are planning a road trip, you might also want to calculate the total driving time from Marco Island, FL to Key West, FL so you can see when you'll arrive at your destination.
You can also calculate the cost of driving from Marco Island, FL to Key West, FL based on current local fuel prices and an estimate of your car's best gas mileage.
If you're meeting a friend, you might be interested in finding the city that is halfway between Marco Island, FL and Key West, FL.
Planning to fly a plane instead? You might be more interested in calculating the straight line distance to fly from Marco Island, FL to Key West, FL.
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Driving distance calculator
Travelmath helps you find driving distances based on actual directions for your road trip. You can get the distance between cities, airports, states, countries, or zip codes to figure out the best route to travel to your destination. Combine this information with the fuel cost tool to find out how much it will cost you to drive the distance, or compare the results to the straight line distance to determine whether it's better to drive or fly. You can print out pages with a travel map.