Cheap Flights from Nashville (BNA) to Marathon (MTH)

Popular airlines from Nashville International Airport (BNA) to Marathon, FL (MTH-Florida Keys Marathon)

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Flights from Nashville (BNA) to Marathon (MTH)
Origin airport
Nashville Intl.
Destination airport
Florida Keys Marathon
Distance
855 mi

Nashville to Marathon Flights

The cheapest times to fly from Nashville to Marathon

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Nashville to Marathon are during the month of . You can find some of the cheapest flights from Nashville to Marathon with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Nashville to Marathon

Sunday is one of the best days to book for cheap flights from Nashville to Marathon: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Nashville to Marathon

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Nashville to Marathon in 2026. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Nashville to Marathon flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Nashville to Marathon airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Nashville Intl. Airport (BNA) to Marathon, FL (MTH-Florida Keys Marathon) cost?
Secure a cheap one-way flight or cheap return flight from Nashville Intl. Airport (BNA) to Marathon, FL (MTH-Florida Keys Marathon) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Nashville Intl. Airport (BNA) to Marathon, FL (MTH-Florida Keys Marathon)?
is the most affordable month to fly from BNA to MTH. Traveling during an off-peak travel window is often the key to finding a great deal.
What is the cheapest airline that flies from Nashville Intl. Airport (BNA) to Marathon, FL (MTH-Florida Keys Marathon)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll take you from BNA to MTH. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Nashville Intl. Airport (BNA) to Marathon, FL (MTH-Florida Keys Marathon)?
Nonstop flights from Nashville Intl. Airport (BNA) to Marathon, FL (MTH-Florida Keys Marathon) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BNA to MTH?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary depending on a number of factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Nashville Intl. Airport (BNA) to Marathon, FL (MTH-Florida Keys Marathon)?
Select a flight from Nashville Intl. Airport (BNA) to Marathon, FL (MTH-Florida Keys Marathon) that leaves before 3 PM to reduce the risk of cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Nashville Intl. Airport (BNA) to Marathon, FL (MTH-Florida Keys Marathon) last-minute?
Booking your flight from BNA to MTH shortly before your journey is generally more expensive. However, if there's some wiggle room with your travel times and dates, you could bag a cheap last-minute fare.
Can I cancel or change the date of my flight from Nashville Intl. Airport (BNA) to Marathon, FL (MTH-Florida Keys Marathon)?
If you reserved your BNA to MTH flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more details.

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*Available to One Key members.