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 | ||||
| Bus | Key Largo | Marathon Airport | No tags |
Get from Key Largo to Marathon
The journey takes about 1 hour 40 minutes, and with fares starting at just $26, it presents an excellent value for a comfortable ride.
Compare bus companies
Based on 87496 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
Frequently asked questions about travelling from Key Largo to Marathon, US by bus
Please note that schedules, routes, or operator details shown here may be updated or vary at the time of your trip.
How much is the bus ticket from Key Largo to Marathon?
The cheapest bus tickets from Key Largo to Marathon start from $26. The average price for this route is around $28. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.
How long is the bus ride from Key Largo to Marathon?
The average bus travel time from Key Largo to Marathon is 1h 40m, covering a distance of 74 km. The quickest bus can get you there in 1h 40m and is operated by Greyhound.
Which bus companies service the Key Largo to Marathon route?
Several major bus companies operate on this route with 2 buses available per day.
What are the earliest and latest departure times for the bus from Key Largo to Marathon?
The earliest bus departs from Key Largo to Marathon at 6:30am. And the latest bus departs at 12:30pm.
What are the CO₂ emissions for the bus trip from Key Largo to Marathon?
A bus trip from Key Largo to Marathon generates an estimated 2 kg of CO₂, making it a highly eco-friendly travel option and a mode of travel recommended by Busbud.
Find cheapest prices for buses
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Key Largo to Marathon, US was searched and found on Jan 14, 2026 with a price of $15To 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.
You can expect to pay from $15 to $20 for a bus ticket from Key Largo to Marathon, US based on the last 2 days. You can expect to find the cheapest price for the trip at $15 which is on 2026-01-14.
