How far is Tallahassee, FL from Key Biscayne, FL?
The driving distance from Tallahassee, FL to Key Biscayne, FL is about 486.8 miles (783.4 km), with a travel time of about 09h 02m by car.
- The straight-line flight distance is about 412.8 miles (664.4 km).
- For a round trip, plan for roughly 18h 05m 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 09h 02m.
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.
A city in Orange County, Florida.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Mostly Cloudy
Driving Route Map
The map below follows the saved road route between Tallahassee and Key Biscayne.
Turn-by-Turn Driving Directions
Step-by-step road directions between Tallahassee and Key Biscayne.
-
1
Start on South Monroe Street
55 m · 8 sec · South Monroe Street
-
2
Turn right onto East Pensacola Street
1428 ft · 47 sec · East Pensacola Street
-
3
Turn left onto South Franklin Boulevard
2557 ft · 1 min · South Franklin Boulevard
-
4
Turn right onto East Tennessee Street
3230 ft · 1 min · East Tennessee Street
-
5
Continue on Mahan Drive
6.5 mi · 12 min · Mahan Drive
-
6
Take the ramp slight right toward I 10 East: Lake City
1.1 km · 1 min
-
7
Merge slight left
86.9 mi · 1 hr 33 min
-
8
Take the exit slight right toward I-75 South: Tampa
1959 ft · 37 sec
-
9
Merge slight left
107.2 mi · 1 hr 55 min
-
10
Take the exit slight left toward Florida's Turnpike South, Orlando
264.2 mi · 4 hr 47 min · Florida's Turnpike
-
11
Take the exit slight right toward I 95, US 441, SR 826 West
1760 ft · 43 sec
-
12
Keep slight left to continue on I 95, US 441
1.3 km · 2 min
-
13
Keep slight left to continue on I 95 South
752 ft · 18 sec
-
14
Merge slight left
11.4 mi · 15 min
-
15
Take the exit slight right toward Rickenbacker Causeway, Key Biscayne
1013 ft · 27 sec
-
16
Continue on Mary Brickell Road
129 m · 8 sec · Mary Brickell Road
-
17
Continue on Southwest 26th Road
155 m · 16 sec · Southwest 26th Road
-
18
Continue on Southeast 26th Road
123 m · 13 sec · Southeast 26th Road
-
19
Continue on Rickenbacker Causeway
5.7 mi · 10 min · Rickenbacker Causeway
-
20
Continue on Crandon Boulevard
3127 ft · 2 min · Crandon Boulevard
-
21
Continue on Crandon Boulevard
103 m · 16 sec · Crandon Boulevard
-
22
Arrive at your destination
0 m · 1 sec · Crandon Boulevard
Car Route Details
A richer read on the saved driving route between Tallahassee and Key Biscayne.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Florida's Turnpike
Take the exit slight left toward Florida's Turnpike South, Orlando
264 mi · 04h 47m
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.
Sunny leaving Tallahassee and Mostly Cloudy near Key Biscayne.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Tallahassee to Key Biscayne?
The road trip is about 486.8 miles (783.4 km) and usually takes 09h 02m 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?
Ocoee is a useful midpoint, sitting about 243.6 miles from Tallahassee and 243.1 miles from Key Biscayne.
How much longer is the road route than the straight-line distance?
The direct path is about 412.8 miles (664.4 km), while the road route adds roughly 74 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 $71.26 one way or $142.53 round trip. Estimated CO2 is about 152.7 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Tallahassee and Mostly Cloudy near Key Biscayne.
Stop Ideas Near Ocoee
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Windermere Town Hall
City of Orlando
City Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Ocoee.
Orlando Health/Amtrak
Winter Park
Kissimmee
Sanford
Flight Path Map
This map shows the direct air route between Tallahassee and Key Biscayne. Straight-line distance: 412.83 mi (664.38 km).
#1 Tallahassee
The capital of Florida.
| Population | 196,326 |
| Coordinates | 30.4382600, -84.2807300 |
| Altitude | 62 |
| Country | United States |
#2 Key Biscayne
Village in Miami-Dade County, Florida
| Population | 12,730 |
| Coordinates | 25.6937100, -80.1628200 |
| Altitude | 1 |
| Country | United States |
End: Key Biscayne (-80.16282, 25.69371)
Estimated Travel Time
Distance: 783 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 16h 13m |
| 40 mph (64.37 km/h) | 12h 10m |
| 50 mph (80.47 km/h) | 09h 44m |
| 60 mph (96.56 km/h) | 08h 06m |
| 70 mph (112.65 km/h) | 06h 57m |
| 80 mph (129 km/h) | 06h 04m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.15 | $71.26 | $142.53 |
| Mid-grade | $4.60 | $78.96 | $157.92 |
| Premium | $4.90 | $84.11 | $168.23 |
| Diesel | $4.35 | $74.73 | $149.47 |
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.