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Cheap flights from St. Louis to Naples from $409

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 3/15. 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.
Lufthansa Logo
3:50 pm - 6:15 pm
STL
-
NAP
19h 25m1 stop
Lufthansa Logo
3:05 pm - 1:55 pm
NAP
-
STL
29h 50m2 stops
$444Lufthansa
Fri, Jan 16 - Thu, Jan 29
Lufthansa Logo
3:50 pm - 6:15 pm
STL
-
NAP
19h 25m1 stop
Lufthansa Logo
7:05 pm - 1:55 pm
NAP
-
STL
25h 50m1 stop
$470Lufthansa
Fri, Jan 16 - Thu, Jan 29
American Airlines Logo
11:55 am - 11:45 am
STL
-
NAP
16h 50m2 stops
American Airlines Logo
6:15 am - 6:13 pm
NAP
-
STL
18h 58m2 stops
$497American Airlines
Sat, Jan 31 - Sat, Feb 7
Multiple Airlines Logo
3:50 pm - 7:45 pm
STL
-
NAP
20h 55m2 stops
Multiple Airlines Logo
3:05 pm - 1:55 pm
NAP
-
STL
29h 50m2 stops
$518Multiple Airlines
Fri, Jan 16 - Thu, Jan 29
Multiple Airlines Logo
3:50 pm - 9:45 pm
STL
-
NAP
22h 55m2 stops
Multiple Airlines Logo
3:05 pm - 1:55 pm
NAP
-
STL
29h 50m3 stops
$631Multiple Airlines
Fri, Jan 16 - Thu, Jan 29
Lufthansa Logo
6:35 pm - 2:20 pm
STL
-
NAP
36h 45m2 stops
Lufthansa Logo
6:35 am - 9:04 pm
NAP
-
STL
21h 29m2 stops
$711Lufthansa
Sat, Apr 18 - Thu, Apr 30
British Airways Logo
10:00 pm - 10:00 pm
STL
-
NAP
17h 00m1 stop
British Airways Logo
3:00 pm - 11:23 pm
NAP
-
STL
15h 23m1 stop
$712British Airways
Sun, May 17 - Wed, May 27
United Airlines Logo
4:05 pm - 1:40 pm
STL
-
NAP
38h 35m2 stops
United Airlines Logo
6:35 am - 7:27 pm
NAP
-
STL
19h 52m2 stops
$718United Airlines
Wed, Jan 21 - Sun, Jan 25
Air Canada Logo
2:20 pm - 9:40 am
STL
-
NAP
36h 20m2 stops
Air Canada Logo
6:25 am - 8:05 pm
NAP
-
STL
20h 40m2 stops
$723Air Canada
Sun, May 17 - Wed, May 27
British Airways Logo
10:00 pm - 10:00 pm
STL
-
NAP
17h 00m1 stop
British Airways Logo
7:50 am - 8:12 pm
NAP
-
STL
19h 22m2 stops
$724British Airways
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 16
STL3:50 pmLambert-St Louis
19h 25m
1 stop
NAP6:15 pmNaples
Jan 29
NAP3:05 pmNaples
29h 50m
2 stops
STL1:55 pmLambert-St Louis
$444
Find similar
Lufthansa
Jan 16
STL3:50 pmLambert-St Louis
19h 25m
1 stop
NAP6:15 pmNaples
Jan 29
NAP7:05 pmNaples
25h 50m
1 stop
STL1:55 pmLambert-St Louis
$470
Find similar
Lufthansa
Apr 18
STL6:35 pmLambert-St Louis
36h 45m
2 stops
NAP2:20 pmNaples
Apr 30
NAP6:35 amNaples
21h 29m
2 stops
STL9:04 pmLambert-St Louis
$711
Find similar

American Airlines flights from St. Louis to Naples

Our best American Airlines deals on St. Louis to Naples flight tickets
American Airlines
Jan 31
STL11:55 amLambert-St Louis
16h 50m
2 stops
NAP11:45 amNaples
Feb 7
NAP6:15 amNaples
18h 58m
2 stops
STL6:13 pmLambert-St Louis
$497
Find similar
American Airlines
Mar 12
STL2:00 pmLambert-St Louis
19h 35m
2 stops
NAP3:35 pmNaples
Mar 18
NAP6:20 amNaples
23h 32m
2 stops
STL11:52 pmLambert-St Louis
$915
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 18, 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

Fri 1/16

3:50 pm-6:15 pm

1 stop19h 25m

Naples

Thu 1/29

3:05 pm-1:55 pm

2 stops29h 50m

$444

St. LouisNaples

STL - NAP

STLNAP

Lambert-St Louis

Fri 1/16

3:50 pm-6:15 pm

1 stop19h 25m

Naples

Thu 1/29

7:05 pm-1:55 pm

1 stop25h 50m

$470

St. LouisNaples

STL - NAP

STLNAP

Lambert-St Louis

Sat 1/31

11:55 am-11:45 am

2 stops16h 50m

Naples

Sat 2/7

6:15 am-6:13 pm

2 stops18h 58m

$497

St. LouisNaples

STL - NAP

STLNAP

Lambert-St Louis

Fri 1/16

3:50 pm-7:45 pm

2 stops20h 55m

Naples

Thu 1/29

3:05 pm-1:55 pm

2 stops29h 50m

$518

St. LouisNaples

STL - NAP

STLNAP

Lambert-St Louis

Fri 1/16

3:50 pm-9:45 pm

2 stops22h 55m

Naples

Thu 1/29

3:05 pm-1:55 pm

3 stops29h 50m

$631

St. LouisNaples

STL - NAP

STLNAP

Lambert-St Louis

Sat 4/18

6:35 pm-2:20 pm

2 stops36h 45m

Naples

Thu 4/30

6:35 am-9:04 pm

2 stops21h 29m

$711

St. LouisNaples

STL - NAP

STLNAP

Lambert-St Louis

Sun 5/17

10:00 pm-10:00 pm

1 stop17h 00m

Naples

Wed 5/27

3:00 pm-11:23 pm

1 stop15h 23m

$712

St. LouisNaples

STL - NAP

STLNAP

Lambert-St Louis

Wed 1/21

4:05 pm-1:40 pm

2 stops38h 35m

Naples

Sun 1/25

6:35 am-7:27 pm

2 stops19h 52m

$718

St. LouisNaples

STL - NAP

STLNAP

Lambert-St Louis

Sun 5/17

2:20 pm-9:40 am

2 stops36h 20m

Naples

Wed 5/27

6:25 am-8:05 pm

2 stops20h 40m

$723

St. LouisNaples

STL - NAP

STLNAP

Lambert-St Louis

Sun 5/17

10:00 pm-10:00 pm

1 stop17h 00m

Naples

Wed 5/27

7:50 am-8:12 pm

2 stops19h 22m

$724

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 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 43m

Direct flights

None
The fastest flight from St. Louis to Naples takes 15h 43m
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 15h 43m.

  • 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
9,093 reviews
Search United Airlines flights
LufthansaPriceFrom $493Free CancellationRating
6.8
7,635 reviews
Search Lufthansa flights
American AirlinesPriceFrom $594Free CancellationRating
7.2
11,054 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
Pompei
Atrani
Furore
Minori
Ercolano
Nola
Castellammare di Stabia
Vico Equense
Anacapri
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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