Previously seen trips
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Bus | Key Largo | Marathon Airport | No tags | ||||
| Bus | Key Largo | Marathon Airport | No tags | ||||
| Bus | Key Largo | Marathon Airport | No tags | ||||
| Bus | Key Largo | Marathon Airport | No tags |
Get from Key Largo to Marathon
This route is served by bus only
The journey takes about 1 hour 40 minutes, and with fares starting at just $26, it presents an excellent value for a comfortable ride.
2bus per day
1h 40mAverage Duration
74 kmDistance
2kgCO₂ emissions
Compare bus companies
3.5 out of 5 stars3.5/587,393 reviews
Based on 87393 reviews, the company was rated 3.5 stars on Busbud. Travellers were especially satisfied with the ticket access and the temperature but often complained with the WiFi. Greyhound ticket prices on this trip start at $26
US Bus Companies: FlixBus, BlaBlaCar Bus, ALSA, Greyhound, Intercape, Trenitalia, Sindbad
Frequently asked questions about travelling from Key Largo to Marathon, US by bus
How far is Key Largo from Marathon?
Key Largo and Marathon are 73 km (46 miles) apart.
Find cheapest prices for buses
Price is for a one-way ticket for one passenger and based on past searches.
Best price found
11-22
No data
11-23
$19
Today
No data
11-25
No data
11-26
No data
11-27
No data
11-28
No data
11-29
No data
The cheapest trip from Key Largo to Marathon, US was searched and found on Nov 23, 2025 with a price of $19To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Key Largo to Marathon, US, as early as possible.
