Cheap Flights from St Louis to Naples International

Compare St Louis to Naples International flight deals

Find the cheapest month or even day of the year to fly to Naples International

Book the best Naples International fare with no extra fees

Flight deals from St Louis to Naples International

Looking for a cheap last-minute deal or the best return flight from St Louis Airport to Naples International Airport? If you want to travel next month, return fares start from R 12,443. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from St Louis to Naples International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like St Louis to Naples International flights are currently cheapest in October.

St Louis to Naples International: Alternative routes

Compare routes from St Louis to Naples below. You may find an airport to fly into that's cheaper, faster, or easier than Naples International.

St Louis to Naples: Flight information

The things to know before you go.
Cheapest flight foundR 5,376
Cheapest month to flyOctober

Finding cheap flights from St Louis to Naples International: Frequently asked questions

The best price we found for a return flight from St Louis to Naples International is R 12,443. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from St Louis to Naples International. But we found flights with one or more stops from R 12,443.
As of July 2026, there are no flights flying from St Louis to Naples International.
The cheapest month to fly from St Louis to Naples International is usually August.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from St Louis Airport to Naples International Airport on Monday, 10 August 2026.
No airlines currently offer direct flights between St Louis Airport and Naples International Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Naples International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Naples is around 40 days in advance, so don’t leave your flight to the last minute.

Currently, Frontier Airlines offers the cheapest flight tickets to Naples International.

Travelling from St Louis Airport (STL) to Naples International Airport (NAP): what you need to know

  • Naples is seven hours ahead of St Louis and observes the UTC+1 timezone.

  • Your STL to NAP flight won't wait if you're running late, so get to the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're flying internationally.

  • You can expect bigger queues in popular months like July. Arriving up to four hours in advance for an international flight and two hours for domestic departures will help ensure a smooth travel experience.

  • We make it a cinch to book a flight with a stopover. To see all your options for tickets from St Louis Airport to Naples International Airport, uncheck 'Direct flights only.' Then, choose a flight offering a stop long enough to tour the city of your choice. Some great stopovers between STL and NAP include:

    • Frankfurt am Main Airport

    • New York Newark Airport

    • Philadelphia International Airport

How to find the cheapest flights from St Louis Airport (STL) to Naples International Airport (NAP)

  • Currently, R 5,376 is the cheapest price we've found for a one-way St Louis Airport to Naples International Airport flight. The best price for a return ticket is R 12,443. Bear in mind that fares could change due to availability at the time of booking.

  • It's often best to book early if you want to find cheap tickets from STL to NAP. That's because flight prices are based on demand, which tends to rise closer to the date of departure.

  • Getting cheap flights from St Louis Airport to Naples International Airport is easy if you're flexible with your trip dates. Use the 'Whole month' search tool to see the best prices throughout the month and score a great deal.

  • Never miss a deal on cheap flights from STL to NAP by creating a Price Alert. We'll send you an email or push notification on the app when a new low fare is offered.

  • Select your ideal arrival and departure times, airlines and number of stops with the filters. Or sort your results by 'Cheapest' to get the best deals on flights from St Louis Airport to Naples International Airport.

Handy information about St Louis Airport (STL)

Arriving at Naples International Airport (NAP)

  • If you have a late St Louis Airport to Naples International Airport flight, nothing beats the convenience of being near the terminal. Collect your bags from the carousel and then be tucked up in bed shortly after at one of these accommodation options near NAP:

  • Say yes to new adventures by picking up a Naples International Airport rental car. Grab your wheels from Surprice, Galdieri Rent or Ace Rent a Car and explore beyond Naples's usual tourist stops.

  • To get the lowest price, book your ride from Naples International Airport about one week before you travel.

When to fly to Naples International Airport (NAP)

  • The quietest month for a flight from St Louis Airport to Naples International Airport is March, while July is the busiest. Choose the best time to go to Naples based on whether you prefer a faster pace or a more relaxed vibe.

  • Lock in your flight from St Louis Airport to Naples International Airport for August if you want to go to Naples during its warmest month. You can expect temperatures of between 20ºC (68ºF) and 32ºC (90ºF).

  • January has average temperatures of between 4ºC (39ºF) and 14ºC (57ºF). Search for cheap tickets from STL to NAP sometime around then if you'd rather travel in cooler conditions.

Explore more of Italy

  • Naples has its own special appeal, but there are so many other parts of Italy you should also see. Around 193 kilometres north-west of Naples, a visit to Rome will keep you on the go. Start with leading attractions like Vatican Museums, St. Peter's Basilica and Saint Peter's Square.

  • If you're ready to explore another well-known destination in Italy, head for Palermo, roughly 322 kilometres south of Naples. Golfo di Mondello, Piazza Pretoria and Duomo di Palermo are among its highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.