Traveling from Marathon to Miami covers 112.7 miles and typically takes about 2 hours and 48 minutes. This route is perfectly suited for a single-day trip, allowing you to transition from the Florida Keys into the bustling Miami area. You can expect to spend approximately $19 on fuel, making it a budget-friendly journey for a quick getaway. By utilizing the Overseas Highway, Dixie Highway, and the Homestead Extension of Florida's Turnpike, you will navigate through a mix of coastal environments and suburban landscapes. Since the drive is relatively short, you won't need to worry about overnight stops unless you choose to linger along the way. It is a straightforward trip that bridges the gap between the relaxed island atmosphere and the mainland's urban core.
Trip Pace
Same-day drive is realistic
A same-day return is realistic if you keep stops short.
Break Rhythm
1 planned break
A short stop every 2 to 3 hours is enough for this drive.
Midpoint
56.4 miles from Marathon, FL
A natural place for your longest stop of the day
, about 1h 28m into the drive
.
Main Roads
Road
Distance
Duration
Overseas Highway
59.1 mi
1h 32m
Dixie Highway
19.4 mi
26m
Homestead Extension of Florida's Turnpike
16.9 mi
20m
South Dixie Highway
6.9 mi
12m
Don Shula Expressway
4.4 mi
5m
Snapper Creek Expressway
2.7 mi
3m
I 95
1.9 mi
2m
US 1
0.4 mi
1m
Longest stretch:
Overseas Highway
— 59.1 mi, about 1h 32m
Turn-by-Turn Driving Directions
Step-by-step road directions between Marathon, FL and Miami, FL.
1
Start on Louisa Street
396 ft·19 sec·Louisa Street
2
Turn right onto 39th Street Gulf
0.1 mi·29 sec·39th Street Gulf
3
Turn left onto US 1
59 mi·1 hr 32 min·Overseas Highway
Use the straight lane.
4
Continue on US 1
19 mi·26 min·Dixie Highway
Use the straight lane.
5
Take the exit
0.3 mi·38 sec
Toward Miami, Orlando, Florida's Turnpike NorthUse the straight / right lanes.
6
Continue on Homestead Extension of Florida's Turnpike
13 mi·15 min·Homestead Extension of Florida's Turnpike
Toward Miami, Orlando, Florida's Turnpike NorthUse the straight / slight right lanes.
7
Keep slight right at fork onto Homestead Extension of Florida's Turnpike
3.6 mi·4 min·Homestead Extension of Florida's Turnpike
Use the straight / slight right lanes.
8
Keep slight right at fork onto SR 874 Toll
4.4 mi·5 min·Don Shula Expressway
Toward SR 874 Toll: MiamiUse the straight / slight right lanes.
9
Keep slight right at fork onto SR 878 Toll
2.7 mi·3 min·Snapper Creek Expressway
Toward SR 878 East TollUse the straight / right lanes.
10
Merge onto US 1
6.9 mi·12 min·South Dixie Highway
Use the left / straight lanes.
11
Keep slight left at fork onto I 95; US 1
1.9 mi·2 min·I 95; US 1
Toward I 95 NorthUse the straight / slight right lanes.
12
Take the exit onto US 1; SR 970
0.4 mi·1 min·US 1; SR 970
Exit 2AToward US 1: Downtown, Biscayne BoulevardUse the straight / slight right lanes.
13
Keep slight right at fork
0.1 mi·24 sec
Toward Southeast 1st AvenueUse the slight left / slight right lanes.
14
Turn straight onto Southeast 1st Avenue
0.2 mi·38 sec·Southeast 1st Avenue
Use the straight / left lanes.
15
Turn left onto Northeast 1st Street
0.1 mi·18 sec·Northeast 1st Street
16
Turn left onto North Miami Avenue
310 ft·8 sec·North Miami Avenue
17
Arrive at destination
North Miami Avenue
Trip Plan
To make the most of this 2-hour and 48-minute trip, plan your departure to avoid peak traffic hours when transitioning onto the Homestead Extension of Florida's Turnpike. Since this is a relatively short route, you have the flexibility to plan a single well-timed stop to break up the drive comfortably. Keep an eye on your fuel gauge before leaving Marathon, as the $19 estimated cost can fluctuate depending on your vehicle's efficiency and local pricing. Because the route relies heavily on local roads, stay alert for speed limit changes, especially when entering more populated zones near Miami. A helpful tip is to check traffic reports for the Overseas Highway before you head out, as this segment is the most critical part of your journey.
Morning Departure
Leave by 9 AM and you'll arrive before lunch.
Evening Departure
Even a 4 PM departure gets you there before dark in summer.
You can normally do this drive in one day.
Plan roughly 1 meaningful break for fuel, food, and rest.
The halfway point lands around 56.4 miles from Marathon, FL, or about 1h 28m into the drive.
The longest continuous stretch on this route runs about 59.1 miles.
This is a comfortable same-day trip.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 25 miles or 39m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 56.4 miles or 1h 28m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 2h 16m
Traffic, exits, and arrival timing usually matter more near Miami, FL than in the middle of the route.
Before You Leave
+
Open the route before leaving Marathon, FL so your first major turns are already loaded.
+
Leave with enough water and a charging cable within reach, not packed away.
+
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
Day 1
Settle into the route from Marathon, FL
This is one driving day of about 112.7 miles and 2h 48m.
Your first comfortable stop window is around 25 miles from Marathon, FL.
This route can stay practical as a one-day drive if traffic stays reasonable.
Plan about 1 real break rather than only quick fuel stops.
The longest stretch is on Overseas Highway for about 59.1 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Place data sourced from public business listings. Hours and availability may vary.
Heads-up: tricky spots
5 of 14
5 decision points cluster between mile 78.6 and 111.8 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
7
78.6 mi into trip|~1h 59m in
Take the exit toward Miami, Orlando, Florida's Turnpike North
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / right lanes.
Toward Miami, Orlando, Florida's Turnpike North
7
95.8 mi into trip|~2h 20m in|SR 874 Toll / Don Shula Expressway
Keep slight right at fork onto SR 874 Toll / Don Shula Expressway toward SR 874 Toll: Miami
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / slight right lanes.
Toward SR 874 Toll: Miami
7
100.2 mi into trip|~2h 26m in|SR 878 Toll / Snapper Creek Expressway
Keep slight right at fork onto SR 878 Toll / Snapper Creek Expressway toward SR 878 East Toll
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / right lanes.
Toward SR 878 East Toll
7
109.9 mi into trip|~2h 42m in|I 95; US 1
Keep slight left at fork onto I 95; US 1 toward I 95 North
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / slight right lanes.
Toward I 95 North
8
111.8 mi into trip|~2h 45m in|US 1; SR 970
Take the exit onto US 1; SR 970 toward US 1: Downtown, Biscayne Boulevard
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Exit 2A
Toward US 1: Downtown, Biscayne Boulevard
Fuel & Cost
Regular Gas
$17.94 one way
$35.88 round trip
$4.04/gal25.4 MPG avg39 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.40
$19.51
$39.03
premium
$4.72
$20.96
$41.91
diesel
$5.61
$24.88
$49.77
Estimated Tolls: $1.01
Homestead Extension
(16.9 mi)$1.01
Toll estimates based on average 2024-2025 rates. EZ-Pass/SunPass discounts may lower the actual cost.
Estimated Trip Cost (one way, 1 person)
Fuel
$18
Tolls
$1
Meals
$25–$50
Total
$44–$69
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 39.4 kg one way.
Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $12 in charging
· 0 stops
· 67% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
33.8
0
$11.83
$5.41
Efficient EV
28.2
0
$9.86
$4.51
EV Truck/SUV
45.1
0
$15.78
$7.21
Gas CO2
39 kg
EV CO2
13 kg (67% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Forecast as of Apr 20, 2026
Origin
Marathon, FL
Late night
in Marathon on Tuesday
Local time
4:05 AM
EDT
Current temp
81°F
Unavailable
Live forecast
Destination
Miami, FL
Late night
in Miami on Tuesday
Local time
4:05 AM
EDT
Current temp
84°F
Unavailable
Live forecast
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
3 degrees warmer at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
2h 48m on the road
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
National Parks Near This Route
Worth a detour if your schedule allows.
Biscayne National Park
National Park
Within sight of Miami, yet worlds away, Biscayne protects a rare combination of aquamarine waters, emerald islands, and fish-bejeweled coral reefs. Evidence of 10,000 years of human history is here to...
10 mi from route
~26 min detour
Free
near mile 89.4
Established in 1947 as the first national park created for its biodiversity, Everglades National Park protects 1.5 million acres of wetland, forest, and marine habitats and the native plants and anima...
26 mi from route
~65 min detour
$35
near mile 77.7
Park data from the National Park Service API. Alerts update every 2 hours.
More Details
What kind of drive is this?
Expect a turn-heavy local drive that demands your full attention as you transition off the islands. With only 23% of the journey spent on highways, you will spend most of your time navigating local roads rather than cruising on an interstate. Your longest uninterrupted stretch is 59.1 miles along the Overseas Highway, which serves as the primary artery for leaving the Keys. As you progress toward Miami, the road character shifts from the narrow, bridge-linked stretches of the Florida Keys to the more structured, high-traffic corridors of the mainland. Be prepared for varying speeds and road types, as this route requires more active driving than a standard highway cruise.
Only 23% highway — the rest is turn-by-turn surface driving.
17 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 59.1 mi on Overseas Highway.
How Hard Is This Drive?
8/10
Expect a hands-on drive with frequent turns and local roads rather than long highway stretches. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 78.6 miles in.
Driving Effort8/10
Demanding - plan breaks and stay ahead of the key maneuvers
Balances navigation complexity with total wheel time.
This is a demanding drive. With 14 significant decision points across 112.7 miles, you will need to stay alert - especially through interchange areas and urban stretches. Consider splitting it into segments if you are not comfortable with fast highway navigation.
Where does it get tricky?
The main spots that need attention: at 78.6 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 95.8 miles (SR 874 Toll / Don Shula Expressway): Highway fork - watch signs carefully. Lane positioning matters here; at 100.2 miles (SR 878 Toll / Snapper Creek Expressway): Highway fork - watch signs carefully. Lane positioning matters here.
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between Marathon, FL and Miami, FL, road signs point toward Orlando and Florida's Turnpike North.
Marathon is a city in the Florida Keys, with the Atlantic Ocean on one side and the Gulf of Mexico and Florida Bay on the other. It is on somewhat of a long narrow island (Vaca Key). You will find all of the amenities of a small town including an excellent hospital, shopping and small airport. Mosquitos are less common than in some parts of the Keys, as they spray them. The waters are warm, clear and inviting. If you are visiting the Florida Keys, Marathon is a great choice to make your base. Marathon has more of a permanent population than some of the other Keys and a good base of services.
Miami is a major city in the southeastern United States and the second most populous city in Florida. The Greater Miami metropolitan area is the largest in the state with an estimated population just under 6.1 million (2021), which makes it the 9th most populous metro area in the United States.
Although tourists generally consider Miami Beach to be part of Miami, it is its own municipality. Miami Beach sits on a barrier island east of Miami and Biscayne Bay. It is home to lots of beach resorts, and is one of the most popular spring break party destinations in the world. This article only covers the city of Miami, not Miami Beach.
Top landmarks
•Little Havana — neighborhood in Miami, Florida
•Vizcaya Museum and Gardens — historic estate on Biscayne Bay; Coconut Grove neighborhood of Miami, Florida
Doable as a same-day drive at 2h 48m. Total distance: 112.7 miles.
Family Friendly
Moderate complexity with 1 natural rest stops along the way.
Solo Traveler
2h 48m drive, comfortable solo distance.
Scenic Drive
Mostly surface roads route profile with national parks nearby.
Frequently Asked Questions
The longest stretch is about 59.1 miles on Overseas Highway. The full list of main roads is in the Roads section above.
Expect about $1.01 in tolls one way, starting with Homestead Extension. Most Northeast and Midwest toll agencies accept E-ZPass; in the West and Texas, transponders like TxTag or FasTrak apply. If you do not have a transponder, cashless tolling plates will mail a bill to the vehicle's registered address — usually with a surcharge, so a rental-car toll pass is often cheaper than paying by mail.
It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Miami, FL before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Only with planning. This is a long drive for kids — consider splitting it into two days rather than pushing through. Plan at least 1 meaningful breaks. Dedicated rest areas are limited, so plan gas or food stops as your bathroom breaks.
The main spots that need attention: at 78.6 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 95.8 miles (SR 874 Toll / Don Shula Expressway): Highway fork - watch signs carefully. Lane positioning matters here; at 100.2 miles (SR 878 Toll / Snapper Creek Expressway): Highway fork - watch signs carefully. Lane positioning matters here.
Yes — Biscayne National Park and Everglades National Park. See the National Parks section for detour distances and tips on detours.
Yes. A round trip is manageable in a single day if you plan a break at Miami, FL before heading back.
