How far is Miami, FL from Big Coppitt Key, FL?
The driving distance from Miami, FL to Big Coppitt Key, FL is about 151.2 miles (243.4 km), with a travel time of about 03h 47m by car.
- The straight-line flight distance is about 122.6 miles (197.3 km).
- For a round trip, plan for roughly 07h 35m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 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 03h 47m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
Municipality in Florida
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Cloudy
Slight Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Miami and Big Coppitt Key.
Turn-by-Turn Driving Directions
Step-by-step road directions between Miami and Big Coppitt Key.
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1
Start on North Miami Avenue
152 m · 17 sec · North Miami Avenue
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2
Take the ramp slight right toward I 95
144 m · 11 sec
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3
Keep slight left to continue on I 95 South
1794 ft · 37 sec
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4
Merge slight right
3.6 mi · 6 min
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5
Continue on Dixie Highway
1.4 km · 2 min · Dixie Highway
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6
Continue on South Dixie Highway
4.3 mi · 8 min · South Dixie Highway
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7
Keep slight right to continue on Snapper Creek Expressway
3.3 mi · 5 min · Snapper Creek Expressway
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8
Merge slight left onto Don Shula Expressway
4.1 mi · 5 min · Don Shula Expressway
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9
Merge slight right onto Homestead Extension of Florida's Turnpike
16.7 mi · 20 min · Homestead Extension of Florida's Turnpike
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10
Keep slight left
2930 ft · 1 min
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11
Merge slight left onto Dixie Highway
19.2 mi · 27 min · Dixie Highway
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12
Continue on Overseas Highway
97.9 mi · 2 hr 33 min · Overseas Highway
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13
Turn right onto 1st Street
79 m · 17 sec · 1st Street
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14
Turn left onto Avenue F
66 m · 10 sec · Avenue F
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15
Arrive at your destination
0 m · 1 sec · Avenue F
Car Route Details
A richer read on the saved driving route between Miami and Big Coppitt Key.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Overseas Highway
Continue on Overseas Highway
97.9 mi · 02h 33m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Mostly Cloudy leaving Miami and Slight Chance Rain Showers near Big Coppitt Key.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Miami to Big Coppitt Key?
The road trip is about 151.2 miles (243.4 km) and usually takes 03h 47m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Islamorada is a useful midpoint, sitting about 75.6 miles from Miami and 75.6 miles from Big Coppitt Key.
How much longer is the road route than the straight-line distance?
The direct path is about 122.6 miles (197.3 km), while the road route adds roughly 28.6 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 8:00 AM EDT. If you want a more comfortable same-day return, try to leave by 9:24 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $22.15 one way or $44.30 round trip. Estimated CO2 is about 47.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Cloudy around Miami and Slight Chance Rain Showers near Big Coppitt Key.
Stop Ideas Near Islamorada
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
City Hall Cafe & Wine bar
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Islamorada.
Miami Intermodal Center
Flight Path Map
This map shows the direct air route between Miami and Big Coppitt Key. Straight-line distance: 122.59 mi (197.29 km).
#1 Miami
The most populous city in Florida, Miami is a major center for tourism, finance, and culture.
| Population | 471,525 |
| Coordinates | 25.7742700, -80.1936600 |
| Altitude | 2 |
| Country | United States |
#2 Big Coppitt Key
Census designated place
| Population | 2,458 |
| Coordinates | 24.5965300, -81.6600900 |
| Altitude | 1 |
| Country | United States |
End: Big Coppitt Key (-81.66009, 24.59653)
Estimated Travel Time
Distance: 243 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 02m |
| 40 mph (64.37 km/h) | 03h 46m |
| 50 mph (80.47 km/h) | 03h 01m |
| 60 mph (96.56 km/h) | 02h 31m |
| 70 mph (112.65 km/h) | 02h 09m |
| 80 mph (129 km/h) | 01h 53m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.15 | $22.15 | $44.30 |
| Mid-grade | $4.60 | $24.54 | $49.09 |
| Premium | $4.90 | $26.14 | $52.29 |
| Diesel | $4.35 | $23.23 | $46.46 |
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.