$438 Cheap Flights from St. Louis (STL) to Naples (NAP)

View $438 flight on Wed, Oct 15, 2025Opens in a new window

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Naples Intl. Airport (NAP)

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Cheap Flights from St. Louis to Naples (STL-NAP)

Prices were available within the past 7 days and start at $438 for one-way flights and $535 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Sat, Nov 8 - Sun, Nov 16
STL
St. Louis
NAP
Naples
$535 Roundtrip, found 4 days ago
$535
Roundtrip
found 4 days ago
Select Scandinavian Airlines flight, departing Sat, Nov 8 from St. Louis to Naples, returning Sun, Nov 16, priced at $535 found 4 days ago
Air Canada
Wed, Oct 15 - Thu, Nov 6
STL
St. Louis
NAP
Naples
$542 Roundtrip, found 10 hours ago
$542
Roundtrip
found 10 hours ago
Select Air Canada flight, departing Wed, Oct 15 from St. Louis to Naples, returning Thu, Nov 6, priced at $542 found 10 hours ago
Air Canada
Tue, Oct 21 - Thu, Nov 6
STL
St. Louis
NAP
Naples
$547 Roundtrip, found 10 hours ago
$547
Roundtrip
found 10 hours ago
Select Air Canada flight, departing Tue, Oct 21 from St. Louis to Naples, returning Thu, Nov 6, priced at $547 found 10 hours ago
Delta
Tue, Feb 10 - Thu, Feb 19
STL
St. Louis
NAP
Naples
$550 Roundtrip, found 3 days ago
$550
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Feb 10 from St. Louis to Naples, returning Thu, Feb 19, priced at $550 found 3 days ago
British Airways
Tue, Mar 17 - Mon, Mar 23
STL
St. Louis
NAP
Naples
$553 Roundtrip, found 1 day ago
$553
Roundtrip
found 1 day ago
Select British Airways flight, departing Tue, Mar 17 from St. Louis to Naples, returning Mon, Mar 23, priced at $553 found 1 day ago
United
Sat, Oct 18 - Thu, Nov 6
STL
St. Louis
NAP
Naples
$558 Roundtrip, found 10 hours ago
$558
Roundtrip
found 10 hours ago
Select United flight, departing Sat, Oct 18 from St. Louis to Naples, returning Thu, Nov 6, priced at $558 found 10 hours ago
United
Sun, Mar 15 - Wed, Apr 1
STL
St. Louis
NAP
Naples
$558 Roundtrip, found 1 day ago
$558
Roundtrip
found 1 day ago
Select United flight, departing Sun, Mar 15 from St. Louis to Naples, returning Wed, Apr 1, priced at $558 found 1 day ago
Delta
Wed, Oct 22 - Thu, Nov 13
STL
St. Louis
NAP
Naples
$561 Roundtrip, found 10 hours ago
$561
Roundtrip
found 10 hours ago
Select Delta flight, departing Wed, Oct 22 from St. Louis to Naples, returning Thu, Nov 13, priced at $561 found 10 hours ago
Lufthansa
Sun, Oct 19 - Tue, Nov 4
STL
St. Louis
NAP
Naples
$562 Roundtrip, found 4 hours ago
$562
Roundtrip
found 4 hours ago
Select Lufthansa flight, departing Sun, Oct 19 from St. Louis to Naples, returning Tue, Nov 4, priced at $562 found 4 hours ago
Iberia
Wed, Feb 4 - Thu, Feb 12
STL
St. Louis
NAP
Naples
$563 Roundtrip, found 1 day ago
$563
Roundtrip
found 1 day ago
Select Iberia flight, departing Wed, Feb 4 from St. Louis to Naples, returning Thu, Feb 12, priced at $563 found 1 day ago

Find the cheapest month to fly from St. Louis (STL) to Naples (NAP)

November is typically the cheapest month to fly

From $567 - $1,485 per traveler.

Alternative airports near Naples

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Naples Intl. NAP. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $800
NAP
Naples Intl.
CheapestClosest
Average driving time to city center10 min
Flights from $800

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Naples Intl. Airport (NAP) cost?
Lock in a cheap one-way flight from $438 or cheap return flight from $535 from Lambert-St. Louis Intl. Airport (STL) to Naples Intl. Airport (NAP) 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 Lambert-St. Louis Intl. Airport (STL) to Naples Intl. Airport (NAP)?
Planning your trip for November is a great way to save, as it's the cheapest month for flights between STL and NAP. You'll typically find the lowest fares during off-peak months.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Naples Intl. Airport (NAP)?
To find the cheapest airline that'll fly you from STL to NAP, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Naples Intl. Airport (NAP)?
You'll have to take a flight with a layover when traveling from Lambert-St. Louis Intl. Airport (STL) to Naples Intl. Airport (NAP). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from STL to NAP?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to Naples Intl. Airport (NAP)?
To avoid potential delays on the Lambert-St. Louis Intl. Airport (STL) to Naples Intl. Airport (NAP) route, fly before 3 PM. Flights after this time have a 22% higher chance of being canceled.**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 Lambert-St. Louis Intl. Airport (STL) to Naples Intl. Airport (NAP) last-minute?
Booking your plane ticket from STL to NAP shortly before your journey is typically more expensive. However, if you're flexible with your schedule, you could grab a cheap last-minute fare.
Is it cheaper to book a STL to NAP flight and hotel package?
You'll typically save money by booking a STL to NAP flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. After choosing your preferred accommodations and flights, you can add extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Naples Intl. Airport (NAP)?
If you booked your STL to NAP flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more information.

Travel information

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Naples Intl.
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, KLM, Lufthansa, Scandinavian Airlines, Turkish Airlines, United
Roundtrip price
$535
Distance
5175 mi

Book with confidence

Book with confidence

St. Louis to Naples Flights

The cheapest times to fly from St. Louis to Naples

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

 

The best time to book a flight from St. Louis to Naples

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

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 Naples in 2025. You can also book with separate airlines for your outbound and return journeys, from $438 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 Naples 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 Naples 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.

 

St. Louis to Naples Flights

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