Next bus departures
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Bus | Key West Bus Station | Marathon Airport | Cheapest | ||||
| Bus | Key West Bus Station | Marathon Airport | Fastest | ||||
| Bus | Key West Bus Station | Marathon Airport | No tags |
Last refresh of the prices: Today at 8:34 AM EDT.
Get from Key West to Marathon
The journey takes about 1 hour 15 minutes and with fares starting at just $17, it presents an excellent value for a comfortable ride.
Compare bus companies
Greyhound Lines offers the most comprehensive intercity bus services in the United States. They operate a modern, environmentally friendly fleet that serves more than 2400 destinations and carries nearly 16 million passengers annually. When traveling with them, you can expect free WiFi, onboard entertainment, bathrooms, power outlets and decent legroom. One of the great perks of Greyhound is that they connect big cities and smaller towns in the US, where you usually can't get to by train or plane. If you're looking for safe and affordable transportation, Greyhound is a great choice.
Greyhound Lines, Inc. Key West Marathon recent customer reviews
I was put off by the driver reciting the “does and don’ts on the bus” as with left the terminal. I’m sorry if your past passengers’ conduct requires this. I have ridden your route from EYW to MAR years without any problems.
Jay T.
Frequently asked questions about traveling from Key West 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 West to Marathon?
The cheapest bus tickets from Key West to Marathon start from $17. The average price for this route is around $19. 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 West to Marathon?
The average bus trip duration from Key West to Marathon is 1h 15m, covering a distance of 46 miles (75 km). The quickest bus can get you there in 1h 10m and is operated by Greyhound.
Which bus companies service the Key West to Marathon route?
Several major bus companies operate on this route with 2 buses available per day.
What is the earliest and latest departure time for the bus from Key West to Marathon?
The earliest bus departs from Key West to Marathon at 10:00am. And the latest bus departs at 5:00pm.
What are the CO₂ emissions for the bus trip from Key West to Marathon?
A bus trip from Key West to Marathon generates an estimated 1.8509250000000002 kg of CO₂, making it a highly eco-friendly travel option and recommended mode of travel 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 West to Marathon, US was searched and found on Jun 16, 2026 with a price of $10To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Key West to Marathon, US, as early as possible.
You can expect to pay from $10 to $14 for a bus ticket from Key West to Marathon, US based on the last 2 days. You can expect to find the cheapest price for the trip at $10 which is on 2026-06-16.
