Cheap Flights from St. Louis (STL) to Marco Island (MRK)

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Flights from St. Louis (STL) to Marco Island (MRK)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Marco Island
Distance
1014 mi

St. Louis to Marco Island Flights

The cheapest times to fly from St. Louis to Marco Island

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 St. Louis to Marco Island are during the month of . You can find some of the cheapest flights from St. Louis to Marco Island with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to Marco Island

Sunday is one of the best days to book for cheap flights from St. Louis to Marco Island: 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 St. Louis to Marco Island

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 St. Louis to Marco Island 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 St. Louis to Marco Island 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 St. Louis to Marco Island 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

Is it cheaper to buy a plane ticket from Lambert-St. Louis Intl. Airport (STL) to MRK last minute?
Booking your journey from Lambert-St. Louis Intl. Airport (STL) to MRK at the last minute could save you a tidy sum if you stumble on a bargain. However, tickets typically don’t come down in price as the departure date nears. If you wait, flights could also be booked out or the best seats taken (don’t get stuck in the middle!). If you’d rather play it safe, book well ahead of your departure date. It’s worth noting that some of the best deals can be found up to a year in advance. If your preferred airline hasn’t released tickets yet, check back regularly as offers are constantly updated on Expedia.
What airports do you fly into for Naples from St. Louis?
With Marco Island, FL (MRK), Naples Municipal Airport (APF) and Southwest Florida Intl. Airport (RSW) to select from, connecting from St. Louis to Naples is a cinch. The city’s busiest terminal, Marco Island, FL (MRK), is roughly 12 mi southeast of the center. Apart from the price of tickets, consider factors like transportation options from the airport and the distance to your hotel when deciding where to land. Get your Naples trip off to a superb start by visiting Naples Beach and Third Street South.
Can I change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to MRK?
We know plans can get upended, so Expedia is here to help make things easier. To start, access your Lambert-St. Louis Intl. Airport (STL) to MRK itinerary through the Expedia Trips portal and look up the fare conditions and rules about what changes are allowed. If you booked your fare in the last 24 hours, some carriers will let you cancel at no cost and book new flights. If you booked your fare more than 24 hours ago, contact us through our Customer Service portal so we can assist you further.

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*Available to One Key members.