How far is Key West, FL from Jacksonville, FL?
The driving distance from Key West, FL to Jacksonville, FL is about 506.4 miles (814.9 km), with a travel time of about 08h 14m by car.
- The straight-line flight distance is about 399.2 miles (642.5 km).
- For a round trip, plan for roughly 16h 28m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM EDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 08h 14m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Unincorporated area and census-designated place in Martin County, Florida, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers
Sunny
Driving Route Map
The map below follows the saved road route between Key West and Jacksonville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Key West and Jacksonville.
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1
Start on George Street
112 m · 21 sec · George Street
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2
At the end of the road, turn left onto Flagler Avenue
2.1 mi · 5 min · Flagler Avenue
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3
At the end of the road, turn left onto South Roosevelt Boulevard
1367 ft · 41 sec · South Roosevelt Boulevard
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4
Turn right onto Overseas Highway
36.1 mi · 57 min · Overseas Highway
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5
Continue on New Seven Mile Bridge
68.1 mi · 1 hr 46 min · New Seven Mile Bridge
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6
Continue on Dixie Highway
19.4 mi · 27 min · Dixie Highway
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7
Take the exit slight right toward Miami, Orlando, Florida's Turnpike North
1785 ft · 38 sec
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8
Continue on Homestead Extension of Florida's Turnpike
13.2 mi · 16 min · Homestead Extension of Florida's Turnpike
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9
Keep slight right to continue on Homestead Extension of Florida's Turnpike
3.6 mi · 5 min · Homestead Extension of Florida's Turnpike
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10
Keep slight left to continue on Homestead Extension of Florida's Turnpike
2.5 mi · 3 min · Homestead Extension of Florida's Turnpike
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11
Keep slight right to continue on Homestead Extension of Florida's Turnpike
27.1 mi · 30 min · Homestead Extension of Florida's Turnpike
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12
Keep slight right to continue on Homestead Extension of Florida's Turnpike
1 mi · 1 min · Homestead Extension of Florida's Turnpike
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13
Merge slight left onto Florida's Turnpike
104.7 mi · 1 hr 56 min · Florida's Turnpike
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14
Take the exit slight right toward FL 70: Fort Pierce, Vero Beach
2817 ft · 54 sec
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15
Keep slight right to continue on FL 70 East: Fort Pierce
65 m · 5 sec
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16
Merge slight left onto Okeechobee Road
1641 ft · 35 sec · Okeechobee Road
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17
Take the exit slight right toward I 95
969 ft · 24 sec
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18
Keep slight left to continue on I 95 North: Daytona Beach
2718 ft · 1 min
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19
Merge slight left
219.7 mi · 3 hr 58 min
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20
Keep slight left to continue on US 90, US 1, FL 13: Downtown, Main Street, Acosta
1.1 mi · 2 min
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21
Keep slight right to continue on US 90, US 1: Main Street, Ocean Street, Newnan Street, Prudential Drive
88 m · 6 sec
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22
Keep slight left to continue on US 90, US 1: Main Street, Ocean Street, Newnan Street
1.2 mi · 3 min
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23
Turn left
40 m · 11 sec
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24
Turn right
37 m · 14 sec
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25
At the end of the road, turn left onto Beaver Street
32 m · 5 sec · Beaver Street
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26
Turn right
53 m · 13 sec
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27
At the end of the road, turn right
38 m · 11 sec
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28
Turn right onto Union Street
7 m · 1 sec · Union Street
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29
Arrive at your destination
0 m · 1 sec · Union Street
Car Route Details
A richer read on the saved driving route between Key West and Jacksonville.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I 95 North
Merge slight left
220 mi · 03h 58m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Chance Rain Showers leaving Key West and Sunny near Jacksonville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Key West to Jacksonville?
The road trip is about 506.4 miles (814.9 km) and usually takes 08h 14m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Hobe Sound is a useful midpoint, sitting about 251.6 miles from Key West and 254.8 miles from Jacksonville.
How much longer is the road route than the straight-line distance?
The direct path is about 399.2 miles (642.5 km), while the road route adds roughly 107.2 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 6:00 AM to 7:30 AM EDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $74.12 one way or $148.25 round trip. Estimated CO2 is about 158.8 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain Showers around Key West and Sunny near Jacksonville.
Stop Ideas Near Hobe Sound
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Hobe Sound.
West Palm Beach
Delray Beach
Okeechobee
Deerfield Beach
Flight Path Map
This map shows the direct air route between Key West and Jacksonville. Straight-line distance: 399.22 mi (642.49 km).
#1 Key West
County seat city of Monroe County, Florida, United States; island in Florida Keys
| Population | 23,767 |
| Coordinates | 24.5552400, -81.7816300 |
| Altitude | 1 |
| Country | United States |
#2 Jacksonville
The thirteenth most populous city in the United States and the center of the Jacksonville metropolitan area.
| Population | 920,570 |
| Coordinates | 30.3321800, -81.6556500 |
| Altitude | 5 |
| Country | United States |
End: Union Street (-81.655668, 30.332118)
Estimated Travel Time
Distance: 815 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 16h 52m |
| 40 mph (64.37 km/h) | 12h 39m |
| 50 mph (80.47 km/h) | 10h 07m |
| 60 mph (96.56 km/h) | 08h 26m |
| 70 mph (112.65 km/h) | 07h 14m |
| 80 mph (129 km/h) | 06h 19m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.15 | $74.12 | $148.25 |
| Mid-grade | $4.60 | $82.13 | $164.26 |
| Premium | $4.90 | $87.49 | $174.98 |
| Diesel | $4.35 | $77.73 | $155.47 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Florida · Apr 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.