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Cheap flights from St. Louis to Naples from $446

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Naples departing on 1/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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.
Lufthansa Logo
3:50 pm - 1:25 pm
STL
-
NAP
14h 35m1 stop
Lufthansa Logo
6:35 am - 11:59 pm
NAP
-
STL
24h 24m2 stops
$446Lufthansa
Sun, Jan 18 - Sun, Jan 25
KLM Logo
12:00 pm - 3:50 pm
STL
-
NAP
20h 50m2 stops
KLM Logo
6:35 am - 11:37 pm
NAP
-
STL
24h 02m2 stops
$464KLM
Tue, Jan 13 - Tue, Jan 20
KLM Logo
10:19 am - 11:30 am
STL
-
NAP
18h 11m2 stops
KLM Logo
6:35 am - 8:37 pm
NAP
-
STL
21h 02m2 stops
$489KLM
Sun, Jan 18 - Sun, Jan 25
Lufthansa Logo
12:44 pm - 12:30 pm
STL
-
NAP
16h 46m2 stops
Lufthansa Logo
2:35 pm - 1:55 pm
NAP
-
STL
30h 20m1 stop
$493Lufthansa
Tue, Jan 13 - Tue, Jan 20
KLM Logo
6:57 pm - 9:15 pm
STL
-
NAP
19h 18m2 stops
KLM Logo
6:15 am - 11:37 pm
NAP
-
STL
24h 22m2 stops
$548KLM
Fri, Feb 6 - Tue, Feb 10
Multiple Airlines Logo
4:05 pm - 9:40 am
STL
-
NAP
34h 35m2 stops
Multiple Airlines Logo
6:35 am - 1:30 pm
NAP
-
STL
13h 55m1 stop
$552Multiple Airlines
Sun, May 17 - Wed, May 27
American Airlines Logo
2:00 pm - 3:35 pm
STL
-
NAP
19h 35m2 stops
American Airlines Logo
6:20 am - 11:48 pm
NAP
-
STL
23h 28m2 stops
$559American Airlines
Thu, Mar 12 - Wed, Mar 18
United Airlines Logo
11:45 am - 7:00 am
STL
-
NAP
12h 15m1 stop
United Airlines Logo
6:35 am - 1:30 pm
NAP
-
STL
13h 55m1 stop
$562United Airlines
Sun, May 17 - Wed, May 27
United Airlines Logo
5:20 am - 9:40 am
STL
-
NAP
45h 20m2 stops
United Airlines Logo
6:35 am - 1:30 pm
NAP
-
STL
13h 55m1 stop
$565United Airlines
Sun, May 17 - Wed, May 27
Multiple Airlines Logo
4:05 pm - 9:40 am
STL
-
NAP
34h 35m2 stops
Multiple Airlines Logo
6:35 am - 1:30 pm
NAP
-
STL
13h 55m1 stop
$567Multiple Airlines
Sun, May 17 - Wed, May 27

Lufthansa flights from St. Louis to Naples

Our best Lufthansa deals on St. Louis to Naples flight tickets
Lufthansa
Jan 18
STL3:50 pmLambert-St Louis
14h 35m
1 stop
NAP1:25 pmNaples
Jan 25
NAP6:35 amNaples
24h 24m
2 stops
STL11:59 pmLambert-St Louis
$446
Find similar
Lufthansa
Jan 13
STL12:44 pmLambert-St Louis
16h 46m
2 stops
NAP12:30 pmNaples
Jan 20
NAP2:35 pmNaples
30h 20m
1 stop
STL1:55 pmLambert-St Louis
$493
Find similar
Lufthansa
May 17
STL3:30 pmLambert-St Louis
20h 00m
1 stop
NAP6:30 pmNaples
May 27
NAP6:35 amNaples
13h 55m
1 stop
STL1:30 pmLambert-St Louis
$596
Find similar

British Airways flights from St. Louis to Naples

Our best British Airways deals on St. Louis to Naples flight tickets
British Airways
May 17
STL10:00 pmLambert-St Louis
31h 00m
1 stop
NAP12:00 pmNaples
May 27
NAP7:50 amNaples
22h 33m
2 stops
STL11:23 pmLambert-St Louis
$622
Find similar
British Airways
May 17
STL10:00 pmLambert-St Louis
31h 00m
1 stop
NAP12:00 pmNaples
May 27
NAP7:50 amNaples
19h 12m
2 stops
STL8:02 pmLambert-St Louis
$624
Find similar
British Airways
Apr 2
STL6:00 amLambert-St Louis
26h 00m
2 stops
NAP3:00 pmNaples
Apr 30
NAP8:05 pmNaples
30h 25m
1 stop
STL7:30 pmLambert-St Louis
$629
Find similar

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 December 4, 2025.
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

Sun 1/18

3:50 pm-1:25 pm

1 stop14h 35m

Naples

Sun 1/25

6:35 am-11:59 pm

2 stops24h 24m

$446

St. LouisNaples

STL - NAP

STLNAP

Lambert-St Louis

Tue 1/13

12:00 pm-3:50 pm

2 stops20h 50m

Naples

Tue 1/20

6:35 am-11:37 pm

2 stops24h 02m

$464

St. LouisNaples

STL - NAP

STLNAP

Lambert-St Louis

Sun 1/18

10:19 am-11:30 am

2 stops18h 11m

Naples

Sun 1/25

6:35 am-8:37 pm

2 stops21h 02m

$489

St. LouisNaples

STL - NAP

STLNAP

Lambert-St Louis

Tue 1/13

12:44 pm-12:30 pm

2 stops16h 46m

Naples

Tue 1/20

2:35 pm-1:55 pm

1 stop30h 20m

$493

St. LouisNaples

STL - NAP

STLNAP

Lambert-St Louis

Fri 2/6

6:57 pm-9:15 pm

2 stops19h 18m

Naples

Tue 2/10

6:15 am-11:37 pm

2 stops24h 22m

$548

St. LouisNaples

STL - NAP

STLNAP

Lambert-St Louis

Sun 5/17

4:05 pm-9:40 am

2 stops34h 35m

Naples

Wed 5/27

6:35 am-1:30 pm

1 stop13h 55m

$552

St. LouisNaples

STL - NAP

STLNAP

Lambert-St Louis

Thu 3/12

2:00 pm-3:35 pm

2 stops19h 35m

Naples

Wed 3/18

6:20 am-11:48 pm

2 stops23h 28m

$559

St. LouisNaples

STL - NAP

STLNAP

Lambert-St Louis

Sun 5/17

11:45 am-7:00 am

1 stop12h 15m

Naples

Wed 5/27

6:35 am-1:30 pm

1 stop13h 55m

$562

St. LouisNaples

STL - NAP

STLNAP

Lambert-St Louis

Sun 5/17

5:20 am-9:40 am

2 stops45h 20m

Naples

Wed 5/27

6:35 am-1:30 pm

1 stop13h 55m

$565

St. LouisNaples

STL - NAP

STLNAP

Lambert-St Louis

Sun 5/17

4:05 pm-9:40 am

2 stops34h 35m

Naples

Wed 5/27

6:35 am-1:30 pm

1 stop13h 55m

$567

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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 November instead. Flights to Naples in November, while not as cheap as those in February, still average around $585.

What is the cheapest day to depart on your flight to Naples?

Our data shows that Saturday is the least expensive day to fly to Naples. Tickets to fly out on this day can be as low as $974. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from St. Louis to Naples for around $1,552.

What is the cheapest time of day to depart on your flight to Naples?

Our data shows that the cheapest St. Louis to Naples flights are usually those with departure times in the afternoon. Our users have found flights to Naples in the afternoon for as low as $1,015. At noon is when there is more demand to fly to Naples, so prices are often more expensive at around $1,426 per ticket.

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

15h 50m

Direct flights

None
The fastest flight from St. Louis to Naples takes 15h 50m
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 12h 15m.

  • 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
9,066 reviews
Search United Airlines flights
LufthansaPriceFrom $493Free CancellationRating
6.8
7,612 reviews
Search Lufthansa flights
American AirlinesPriceFrom $748Free CancellationRating
7.2
11,047 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
Procida
Sant'Agnello
Minori
Pompei
Atrani
Furore
Ercolano
Nola
Anacapri
Castellammare di Stabia
Vico Equense
Vietri sul Mare

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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