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Cheap flights from St. Louis to Naples from $375

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Naples departing on 4/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from St. Louis to Naples

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
10:50 am - 9:35 am
STL
-
NAP
16h 45m
2 stops
KLM Logo
6:35 am - 8:42 pm
NAP
-
STL
21h 07m
2 stops
$597KLM
Tue, Mar 24 - Tue, Mar 31
Lufthansa Logo
4:50 pm - 12:30 pm
STL
-
NAP
13h 40m
2 stops
Lufthansa Logo
1:15 pm - 11:51 pm
NAP
-
STL
16h 36m
2 stops
$622Lufthansa
Sun, Mar 8 - Wed, Mar 18
Lufthansa Logo
7:00 pm - 5:25 pm
STL
-
NAP
16h 25m
2 stops
Lufthansa Logo
1:15 pm - 1:25 pm
NAP
-
STL
31h 10m
1 stop
$623Lufthansa
Tue, Mar 24 - Tue, Mar 31
British Airways Logo
5:21 pm - 10:00 pm
STL
-
NAP
21h 39m
2 stops
British Airways Logo
3:00 pm - 11:56 pm
NAP
-
STL
15h 56m
1 stop
$709British Airways
Wed, May 6 - Wed, May 13
British Airways Logo
12:25 pm - 10:00 pm
STL
-
NAP
26h 35m
2 stops
British Airways Logo
7:40 pm - 10:19 pm
NAP
-
STL
33h 39m
2 stops
$716British Airways
Fri, Apr 24 - Sat, May 2
British Airways Logo
2:29 pm - 10:00 pm
STL
-
NAP
24h 31m
2 stops
British Airways Logo
8:35 pm - 11:46 pm
NAP
-
STL
34h 11m
2 stops
$723British Airways
Wed, Apr 1 - Mon, Apr 6
KLM Logo
10:50 am - 9:35 am
STL
-
NAP
15h 45m
2 stops
KLM Logo
6:35 am - 7:11 pm
NAP
-
STL
19h 36m
2 stops
$733KLM
Sat, Apr 25 - Sat, May 2
Delta Logo
7:03 am - 11:30 am
STL
-
NAP
21h 27m
2 stops
Delta Logo
6:05 am - 8:42 pm
NAP
-
STL
21h 37m
2 stops
$739Delta
Tue, Mar 31 - Fri, Apr 10
Delta Logo
5:59 pm - 9:15 pm
STL
-
NAP
21h 16m
2 stops
Delta Logo
6:05 am - 11:25 pm
NAP
-
STL
24h 20m
2 stops
$752Delta
Wed, Mar 25 - Wed, Apr 1
Multiple Airlines Logo
4:05 pm - 5:25 pm
STL
-
NAP
19h 20m
2 stops
Multiple Airlines Logo
6:00 am - 1:25 pm
NAP
-
STL
14h 25m
1 stop
$786Multiple Airlines
Wed, Mar 25 - Wed, Apr 1

Lufthansa flights from St. Louis to Naples

Our best Lufthansa deals on St. Louis to Naples flight tickets
Lufthansa
Mar 8
STL4:50 pmLambert-St Louis
13h 40m
2 stops
NAP12:30 pmNaples
Mar 18
NAP1:15 pmNaples
16h 36m
2 stops
STL11:51 pmLambert-St Louis
$622
Lufthansa
Mar 24
STL7:00 pmLambert-St Louis
16h 25m
2 stops
NAP5:25 pmNaples
Mar 31
NAP1:15 pmNaples
31h 10m
1 stop
STL1:25 pmLambert-St Louis
$623
Lufthansa
Apr 24
STL3:30 pmLambert-St Louis
19h 45m
1 stop
NAP6:15 pmNaples
May 2
NAP6:00 amNaples
17h 39m
2 stops
STL4:39 pmLambert-St Louis
$823

KLM flights from St. Louis to Naples

Our best KLM deals on St. Louis to Naples flight tickets
KLM
Mar 24
STL10:50 amLambert-St Louis
16h 45m
2 stops
NAP9:35 amNaples
Mar 31
NAP6:35 amNaples
21h 07m
2 stops
STL8:42 pmLambert-St Louis
$597
KLM
Apr 25
STL10:50 amLambert-St Louis
15h 45m
2 stops
NAP9:35 amNaples
May 2
NAP6:35 amNaples
19h 36m
2 stops
STL7:11 pmLambert-St Louis
$733
KLM
Jun 8
STL7:05 pmLambert-St Louis
29h 00m
1 stop
NAP7:05 amNaples
Jun 19
NAP9:15 amNaples
21h 23m
1 stop
STL11:38 pmLambert-St Louis
$1,005

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Naples that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 9, 2026.
Use the filters below to find and compare flights from St. Louis to Naples that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisNaples

STL - NAP

STLNAP

Lambert-St Louis

Tue 3/24

10:50 am-9:35 am

2 stops16h 45m

Naples

Tue 3/31

6:35 am-8:42 pm

2 stops21h 07m

$597

St. LouisNaples

STL - NAP

STLNAP

Lambert-St Louis

Sun 3/8

4:50 pm-12:30 pm

2 stops13h 40m

Naples

Wed 3/18

1:15 pm-11:51 pm

2 stops16h 36m

$622

St. LouisNaples

STL - NAP

STLNAP

Lambert-St Louis

Tue 3/24

7:00 pm-5:25 pm

2 stops16h 25m

Naples

Tue 3/31

1:15 pm-1:25 pm

1 stop31h 10m

$623

St. LouisNaples

STL - NAP

STLNAP

Lambert-St Louis

Wed 5/6

5:21 pm-10:00 pm

2 stops21h 39m

Naples

Wed 5/13

3:00 pm-11:56 pm

1 stop15h 56m

$709

St. LouisNaples

STL - NAP

STLNAP

Lambert-St Louis

Fri 4/24

12:25 pm-10:00 pm

2 stops26h 35m

Naples

Sat 5/2

7:40 pm-10:19 pm

2 stops33h 39m

$716

St. LouisNaples

STL - NAP

STLNAP

Lambert-St Louis

Wed 4/1

2:29 pm-10:00 pm

2 stops24h 31m

Naples

Mon 4/6

8:35 pm-11:46 pm

2 stops34h 11m

$723

St. LouisNaples

STL - NAP

STLNAP

Lambert-St Louis

Sat 4/25

10:50 am-9:35 am

2 stops15h 45m

Naples

Sat 5/2

6:35 am-7:11 pm

2 stops19h 36m

$733

St. LouisNaples

STL - NAP

STLNAP

Lambert-St Louis

Tue 3/31

7:03 am-11:30 am

2 stops21h 27m

Naples

Fri 4/10

6:05 am-8:42 pm

2 stops21h 37m

$739

St. LouisNaples

STL - NAP

STLNAP

Lambert-St Louis

Wed 3/25

5:59 pm-9:15 pm

2 stops21h 16m

Naples

Wed 4/1

6:05 am-11:25 pm

2 stops24h 20m

$752

St. LouisNaples

STL - NAP

STLNAP

Lambert-St Louis

Wed 3/25

4:05 pm-5:25 pm

2 stops19h 20m

Naples

Wed 4/1

6:00 am-1:25 pm

1 stop14h 25m

$786

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Naples from

How to get the cheapest flight ticket from St. Louis to Naples

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Naples?

The cheapest month to fly to Naples from St. Louis is in February. Flight prices, which tend to average around $507, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Naples from St. Louis during January instead. Flights to Naples in January, while not as cheap as those in February, still average around $518.

Can stopping save me money on St. Louis to Naples flights?

You could potentially save up to 34% on your flight if you consider stops on a St. Louis to Naples flight.

When to book flights from St. Louis to Naples

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Naples according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Naples (STL to NAP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Naples

Fastest flight time

13h 49m

Direct flights

None
The fastest flight from St. Louis to Naples takes 13h 49m
There are no direct flights from St. Louis to Naples. There are no popular flight routes from St. Louis to Naples.
Search flight deals

  • How far is Lambert-St Louis to Naples by plane?

    The straight-line distance from Lambert-St Louis to Naples is 5170.7 mi. In terms of flight time, this usually takes a little over 13h 49m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Naples Airport?

    Prices for flights from Lambert-St Louis Airport to Naples Airport are updated daily.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Naples Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Naples Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Naples Airport.

  • What documentation or ID do you need to fly to Naples Airport?

    The travel and health documents you'll need for your trip to Naples Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Naples Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from St. Louis to Naples?

Best airlines flying from St. Louis to Naples

Compare and see reviews for airlines that fly from St. Louis to Naples with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $485Free CancellationRating
7.4
9,259 reviews
Search United Airlines flights
LufthansaPriceFrom $493Free CancellationRating
6.8
7,775 reviews
Search Lufthansa flights
American AirlinesPriceFrom $559Free CancellationRating
7.2
11,255 reviews
Search American Airlines flights

Traveling to a place near Naples?

Book flights to Naples if you plan to visit one of these locations
Amalfi
Positano
Capri
Sorrento
Praiano
Ravello
Ischia
Maiori
Sant'Agnello
Pompei
Procida
Atrani
Furore
Minori
Anacapri
Ercolano
Vietri sul Mare
Nola
Vico Equense
Conca Dei Marini

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Naples?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from St. Louis to Naples. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from St. Louis to Naples with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for St. Louis to Naples flights to just show those with flexible booking policies.

How can momondo help me find flights from St. Louis to Naples?

momondo provides multiple filters to help you find the best flight to Naples from St. Louis. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from St. Louis to Naples right now. Can momondo alert me if prices change?

Yes. momondo can track prices for St. Louis to Naples flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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