Cheap Flights from Chicago (PWK) to Marathon (MTH)

Popular airlines from Chicago, IL (PWK-Chicago Executive) to Marathon, FL (MTH-Florida Keys Marathon)

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Flights from Chicago (PWK) to Marathon (MTH)
Origin airport
Chicago Executive
Destination airport
Florida Keys Marathon
Distance
1263 mi

Chicago to Marathon Flights

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

 

The best time to book a flight from Chicago to Marathon

Sunday is one of the best days to book for cheap flights from Chicago 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 Chicago 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 Chicago 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 Chicago 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 Chicago 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 Chicago Executive Airport (PWK) to Marathon, FL (MTH-Florida Keys Marathon) cost?
Grab a cheap one-way flight or cheap return flight from Chicago Executive Airport (PWK) 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 Chicago Executive Airport (PWK) to Marathon, FL (MTH-Florida Keys Marathon)?
The cheapest month to fly from PWK to MTH is , when demand is low. Off-peak months are typically when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Chicago Executive Airport (PWK) 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 PWK to MTH. Then, sort your results by "Price (lowest to highest)" to pick up a good deal.
How many flights per day from Chicago Executive Airport (PWK) to Marathon, FL (MTH-Florida Keys Marathon)?
Nonstop flights from Chicago Executive Airport (PWK) 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 our filter tool. Enter your dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from PWK to MTH?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change based on a number of factors, including the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Chicago Executive Airport (PWK) to Marathon, FL (MTH-Florida Keys Marathon)?
To reach Marathon, FL (MTH-Florida Keys Marathon) on time, select a flight that takes off from Chicago Executive Airport (PWK) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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 Chicago Executive Airport (PWK) to Marathon, FL (MTH-Florida Keys Marathon) last-minute?
Last-minute fares from PWK to MTH are generally more expensive. For the best rates, start searching for flights as early as possible. That being said, if your travel plans are flexible, it's possible to score a cheap fare just before your departure.
Can I cancel or change the date of my flight from Chicago Executive Airport (PWK) to Marathon, FL (MTH-Florida Keys Marathon)?
It's generally possible to cancel or reschedule your PWK to MTH flight. However, if it's been more than 24 hours since booking, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

*Flight schedules are subject to change.

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