Cheap Flights from Fort Myers (RSW) to Marathon (MTH)

Popular airlines from Southwest Florida Intl. Airport (RSW) to Marathon, FL (MTH-Florida Keys Marathon)

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Frequently asked questions

How much does a flight from Southwest Florida Intl. Airport (RSW) to Marathon, FL (MTH-Florida Keys Marathon) cost?
Snag a cheap one-way flight or cheap return flight from Southwest Florida Intl. Airport (RSW) to Marathon, FL (MTH-Florida Keys Marathon) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Southwest Florida Intl. Airport (RSW) to Marathon, FL (MTH-Florida Keys Marathon)?
The cheapest month to fly from RSW to MTH is , when demand is low. Off-peak season is often when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Southwest Florida Intl. Airport (RSW) to Marathon, FL (MTH-Florida Keys Marathon)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest RSW to MTH flight.
How many flights per day from Southwest Florida Intl. Airport (RSW) to Marathon, FL (MTH-Florida Keys Marathon)?
You'll need to catch a flight with a layover if you're traveling from Southwest Florida Intl. Airport (RSW) to Marathon, FL (MTH-Florida Keys Marathon). There are no daily direct flights on this route. However, just filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from RSW to MTH?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can vary depending on a range of factors, including 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 Southwest Florida Intl. Airport (RSW) to Marathon, FL (MTH-Florida Keys Marathon)?
To avoid potential delays on the Southwest Florida Intl. Airport (RSW) to Marathon, FL (MTH-Florida Keys Marathon) route, travel before 3 PM. Later flights have a 22% higher chance of cancellation.**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 Southwest Florida Intl. Airport (RSW) to Marathon, FL (MTH-Florida Keys Marathon) last-minute?
Booking your flight from RSW to MTH just before your getaway is generally more expensive. But if there's some wiggle room with your travel times and dates, you could score a cheap last-minute fare.
Can I cancel or change the date of my flight from Southwest Florida Intl. Airport (RSW) to Marathon, FL (MTH-Florida Keys Marathon)?
Typically, it's possible to reschedule or cancel your RSW to MTH flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Southwest Florida Intl.
Destination airport
Florida Keys Marathon
Distance
132 mi

Book with confidence

Fort Myers to Marathon Flights

The cheapest times to fly from Fort Myers 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 Fort Myers to Marathon are during the month of . You can find some of the cheapest flights from Fort Myers to Marathon with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Fort Myers to Marathon

Sunday is one of the best days to book for cheap flights from Fort Myers 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 Fort Myers 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 Fort Myers to Marathon in 2025. 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 Fort Myers 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 Fort Myers 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.

 

Fort Myers to Marathon Flights

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*Available to One Key members.