Distance between cities › USA › South Dakota › Dewey, SD › Distance from Dewey to Marathon Book Hotels

Distance from Dewey, SD to Marathon, FL

Distance

2,307 mi

Time

1 day 19 hours

Gas Cost

$215 - $418

There are 1,836.70 miles from Dewey to Marathon in southeast direction and 2,307 miles (3,712.76 kilometers) by car, following the I-75 and GA 540 route.

Dewey and Marathon are 1 day 19 hours far apart, if you drive non-stop .

This is the fastest route from Dewey, SD to Marathon, FL.

Please note the time difference between Dewey, SD and Marathon, FL is 2 hours. The current time in Dewey is 3:12 am and the current time in Marathon is 5:12 am.

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Lowest Price Rental Cars in Dewey, SD

Planning on renting a car to go from Dewey, SD to Marathon, FL? Here there are some offers to rent a car in Dewey, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Dewey »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 92.66 gallons of gas to cover the route between Dewey, SD and Marathon, FL.

The estimated cost of gas to go from Dewey to Marathon is $302.27.

During the route, an average car will release 1,815.46 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 $3.26 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Dewey, SD and Marathon, FL

If you want to meet halfway between Dewey, SD and Marathon, FL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 38.120157 and -88.912104, or 38º 7' 12.5652" N, 88º 54' 43.5744" W. This location is 1,153.66 miles away from Dewey, SD and Marathon, FL and it would take approximately 21 hours 40 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Ina, IL, situated 1,073 miles from Dewey, SD and 1,236 miles from Marathon, FL. It would take 20 hours 19 mins to go from Dewey to Ina and 23 hours 5 mins to go from Marathon to Ina.

Major Cities Along the Route

Some major cities along the route include Port Saint Lucie, FL, Miami Gardens, FL, Pembroke Pines, FL, Saint Louis, MO, Miramar, FL, Pompano Beach, FL and Columbia, MO.