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Jacksonville to Miami: gas cost
About 345 miles one way. Fuel cost at this week’s average regular price in Florida: $3.791 per gallon (EIA, week of Nov 2, 2026).
Fuel cost by vehicle
| Vehicle | MPG | Gallons | One way | Round trip |
|---|---|---|---|---|
| Compact car | 35 | 9.9 | $37.37 | $74.74 |
| Midsize sedan | 30 | 11.5 | $43.60 | $87.19 |
| SUV / crossover | 24 | 14.4 | $54.50 | $108.99 |
| Pickup truck | 18 | 19.2 | $72.66 | $145.32 |
💡 Florida’s Turnpike plazas are convenient but often cost more than nearby stations off the highway.
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FAQ
How much does it cost to drive from Jacksonville to Miami?
At about 345 miles and this week’s average of $3.791 per gallon (Florida), a car averaging 30 MPG uses about 11.5 gallons – roughly $43.60 one way or $87.19 round trip.
How many gallons of gas from Jacksonville to Miami?
About 9.9 gallons for a 35 MPG car, 14.4 for a 24 MPG SUV and 19.2 for an 18 MPG pickup.
Gas prices by state this week → · Gas price history → · More calculators →
Distances are approximate driving distances. Gas prices: U.S. Energy Information Administration weekly averages for regular gasoline; actual prices along the route vary.