What is the cheapest airline that flies from Lambert-St Louis to Sicily?

British Airways, United Airlines, and Air Canada are the most popular carriers operating from Lambert-St Louis to Sicily

What airlines fly to Sicily?

KLM, Lufthansa and Air Canada are the top three most popular airlines that fly to Sicily from St. Louis according to our data. KLM is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Sicily. Keep in mind that there are 3 different airlines that fly to Sicily on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Lambert-St Louis Airport to Sicily refresh daily.

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

The number of operators available for flights from Lambert-St Louis Airport to Sicily is 1 as of August 2026.

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

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 Sicily.

What documentation or ID do you need to fly to Sicily?

The travel and health documents you'll need for your trip to Sicily 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 Sicily. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$1,046 Cheap Flights from St. Louis to Sicily in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Sicily

Round-trip

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:30 pm - 3:25 pmSTL Lambert-St Louis-CTA Catania Fontanarossa

18h 55m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

6:00 am - 8:49 pmCTA Catania Fontanarossa-STL Lambert-St Louis

21h 49m2 stops Rome Fiumicino Atlanta Hartsfield-Jackson

$1,046KLM

Fri, Jan 1 - Thu, Jan 14

10:45 am - 11:50 amSTL Lambert-St Louis-CTA Catania Fontanarossa

18h 05m2 stops Detroit Metropolitan Wayne County Amsterdam Schiphol

6:00 am - 11:39 pmCTA Catania Fontanarossa-STL Lambert-St Louis

24h 39m2 stops Rome Fiumicino Atlanta Hartsfield-Jackson

$1,046KLM

Sat, Jan 2 - Thu, Jan 14

3:30 pm - 3:30 pmSTL Lambert-St Louis-CTA Catania Fontanarossa

17h 00m1 stop Frankfurt am Main

4:45 pm - 9:21 pmCTA Catania Fontanarossa-STL Lambert-St Louis

35h 36m2 stops Frankfurt am Main Chicago O'Hare Intl

$1,077Lufthansa

Sun, Sep 27 - Sun, Oct 4

6:58 pm - 5:35 pmSTL Lambert-St Louis-CTA Catania Fontanarossa

15h 37m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

4:30 pm - 6:38 pmCTA Catania Fontanarossa-STL Lambert-St Louis

33h 08m2 stops Rome Fiumicino Washington, D.C. Dulles Intl

$1,088Lufthansa

Thu, Dec 31 - Wed, Jan 13

7:01 pm - 5:45 pmSTL Lambert-St Louis-CTA Catania Fontanarossa

15h 44m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

6:25 pm - 10:24 pmCTA Catania Fontanarossa-STL Lambert-St Louis

34h 59m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl

$1,116Lufthansa

Tue, Oct 20 - Sun, Nov 1

6:58 pm - 2:40 pmSTL Lambert-St Louis-CTA Catania Fontanarossa

36h 42m2 stops Chicago O'Hare Intl Rome Fiumicino

11:40 am - 7:40 pmCTA Catania Fontanarossa-STL Lambert-St Louis

39h 00m2 stops Rome Fiumicino Newark

$1,125Lufthansa

Sat, Dec 26 - Thu, Jan 14

7:01 pm - 5:45 pmSTL Lambert-St Louis-CTA Catania Fontanarossa

15h 44m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

6:25 pm - 10:24 pmCTA Catania Fontanarossa-STL Lambert-St Louis

34h 59m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl

$1,126Lufthansa

Tue, Oct 20 - Sun, Nov 1

3:30 pm - 3:30 pmSTL Lambert-St Louis-CTA Catania Fontanarossa

17h 00m1 stop Frankfurt am Main

6:25 pm - 10:24 pmCTA Catania Fontanarossa-STL Lambert-St Louis

34h 59m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl

$1,127Lufthansa

Tue, Oct 20 - Sun, Nov 1

6:58 pm - 2:40 pmSTL Lambert-St Louis-CTA Catania Fontanarossa

36h 42m3 stops Chicago O'Hare Intl Toronto Pearson Intl Rome Fiumicino

6:00 am - 9:13 pmCTA Catania Fontanarossa-STL Lambert-St Louis

22h 13m3 stops Rome Fiumicino Toronto Pearson Intl Chicago O'Hare Intl

$1,224Air Canada

Fri, Jan 1 - Thu, Jan 14

11:18 am - 2:40 pmSTL Lambert-St Louis-CTA Catania Fontanarossa

20h 22m3 stops Chicago O'Hare Intl Toronto Pearson Intl Rome Fiumicino

6:00 am - 9:13 pmCTA Catania Fontanarossa-STL Lambert-St Louis

22h 13m3 stops Rome Fiumicino Toronto Pearson Intl Chicago O'Hare Intl

$1,836Air Canada

Sat, Dec 26 - Thu, Jan 14

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Lufthansa flights from St. Louis to Sicily

Our best Lufthansa deals on St. Louis to Sicily flight tickets

Lufthansa

Sep 27

STL3:30 pmLambert-St Louis

17h 00m

1 stop

CTA3:30 pmCatania Fontanarossa

Oct 4

CTA4:45 pmCatania Fontanarossa

35h 36m

2 stops

STL9:21 pmLambert-St Louis

$1,077

Lufthansa

Dec 31

STL6:58 pmLambert-St Louis

15h 37m

2 stops

CTA5:35 pmCatania Fontanarossa

Jan 13

CTA4:30 pmCatania Fontanarossa

33h 08m

2 stops

STL6:38 pmLambert-St Louis

$1,088

Lufthansa

Oct 20

STL7:01 pmLambert-St Louis

15h 44m

2 stops

CTA5:45 pmCatania Fontanarossa

Nov 1

CTA6:25 pmCatania Fontanarossa

34h 59m

2 stops

STL10:24 pmLambert-St Louis

$1,116

Air Canada flights from St. Louis to Sicily

Our best Air Canada deals on St. Louis to Sicily flight tickets

Air Canada

Jan 1

STL6:58 pmLambert-St Louis

36h 42m

3 stops

CTA2:40 pmCatania Fontanarossa

Jan 14

CTA6:00 amCatania Fontanarossa

22h 13m

3 stops

STL9:13 pmLambert-St Louis

$1,224

Air Canada

Aug 18

STL12:10 pmLambert-St Louis

13h 55m

1 stop

CTA9:05 amCatania Fontanarossa

Aug 20

CTA9:00 amCatania Fontanarossa

42h 24m

2 stops

STL8:24 pmLambert-St Louis

$1,492

Air Canada

Aug 18

STL8:00 amLambert-St Louis

18h 05m

2 stops

CTA9:05 amCatania Fontanarossa

Aug 20

CTA9:00 amCatania Fontanarossa

42h 24m

2 stops

STL8:24 pmLambert-St Louis

$1,496

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

St. LouisCatania

STL Lambert-St Louis - CTA Catania Fontanarossa

STLCTA

Lambert-St Louis

Fri 1/1

1:30 pm-3:25 pm

2 stops18h 55m

Catania Fontanarossa

Thu 1/14

6:00 am-8:49 pm

2 stops21h 49m

$1,046

St. LouisCatania

STL Lambert-St Louis - CTA Catania Fontanarossa

STLCTA

Lambert-St Louis

Sat 1/2

10:45 am-11:50 am

2 stops18h 05m

Catania Fontanarossa

Thu 1/14

6:00 am-11:39 pm

2 stops24h 39m

$1,046

St. LouisCatania

STL Lambert-St Louis - CTA Catania Fontanarossa

STLCTA

Lambert-St Louis

Sun 9/27

3:30 pm-3:30 pm

1 stop17h 00m

Catania Fontanarossa

Sun 10/4

4:45 pm-9:21 pm

2 stops35h 36m

$1,077

St. LouisCatania

STL Lambert-St Louis - CTA Catania Fontanarossa

STLCTA

Lambert-St Louis

Thu 12/31

6:58 pm-5:35 pm

2 stops15h 37m

Catania Fontanarossa

Wed 1/13

4:30 pm-6:38 pm

2 stops33h 08m

$1,088

St. LouisCatania

STL Lambert-St Louis - CTA Catania Fontanarossa

STLCTA

Lambert-St Louis

Tue 10/20

7:01 pm-5:45 pm

2 stops15h 44m

Catania Fontanarossa

Sun 11/1

6:25 pm-10:24 pm

2 stops34h 59m

$1,116

St. LouisCatania

STL Lambert-St Louis - CTA Catania Fontanarossa

STLCTA

Lambert-St Louis

Sat 12/26

6:58 pm-2:40 pm

2 stops36h 42m

Catania Fontanarossa

Thu 1/14

11:40 am-7:40 pm

2 stops39h 00m

$1,125

St. LouisCatania

STL Lambert-St Louis - CTA Catania Fontanarossa

STLCTA

Lambert-St Louis

Tue 10/20

7:01 pm-5:45 pm

2 stops15h 44m

Catania Fontanarossa

Sun 11/1

6:25 pm-10:24 pm

2 stops34h 59m

$1,126

St. LouisCatania

STL Lambert-St Louis - CTA Catania Fontanarossa

STLCTA

Lambert-St Louis

Tue 10/20

3:30 pm-3:30 pm

1 stop17h 00m

Catania Fontanarossa

Sun 11/1

6:25 pm-10:24 pm

2 stops34h 59m

$1,127

St. LouisCatania

STL Lambert-St Louis - CTA Catania Fontanarossa

STLCTA

Lambert-St Louis

Fri 1/1

6:58 pm-2:40 pm

3 stops36h 42m

Catania Fontanarossa

Thu 1/14

6:00 am-9:13 pm

3 stops22h 13m

$1,224

St. LouisCatania

STL Lambert-St Louis - CTA Catania Fontanarossa

STLCTA

Lambert-St Louis

Sat 12/26

11:18 am-2:40 pm

3 stops20h 22m

Catania Fontanarossa

Thu 1/14

6:00 am-9:13 pm

3 stops22h 13m

$1,836

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

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

Prices

Airlines

What is the cheapest month to fly to Sicily?

In general, May is the cheapest month to fly from St. Louis to Sicily. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you don’t want to visit Sicily in May, then you should wait until February to fly from St. Louis, when ticket prices are also cheap, with an average price of $0.

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

You could potentially save up to 53% on your flight if you consider stops on a St. Louis to Sicily flight.

Cheap St. Louis to Sicily flight deals and tips

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

Fastest flight time	15h 37m
Direct flights	None

The fastest flight from St. Louis to Sicily takes 15h 37m

There are no direct flights from St. Louis to Sicily. There are no popular flight routes from St. Louis to Sicily.

Search flight deals

Frequently asked questions about flying from St. Louis to Sicily

When did momondo last update prices for flights from Lambert-St Louis Airport to Sicily?
Prices for flights from Lambert-St Louis Airport to Sicily refresh daily.
How many operators does momondo search for flights from Lambert-St Louis Airport to Sicily?
The number of operators available for flights from Lambert-St Louis Airport to Sicily is 1 as of August 2026.
How old do you have to be to fly from Lambert-St Louis Airport to Sicily?
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 Sicily.
What documentation or ID do you need to fly to Sicily?
The travel and health documents you'll need for your trip to Sicily 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 Sicily. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from St. Louis to Sicily

Compare and see reviews for airlines that fly from St. Louis to Sicily with momondo

Airline	Rating	Free Cancellation	Price
Lufthansa	PriceFrom $518	Free Cancellation	Rating 6.8 8,191 reviews	Search Lufthansa flights
Air Canada	PriceFrom $554	Free Cancellation	Rating 7.1 11,471 reviews	Search Air Canada flights
KLM	PriceFrom $743	Free Cancellation	Rating 7.8 1,558 reviews	Search KLM flights

Why use momondo?

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

Finding the right flight to Sicily from St. Louis is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Sicily quick and easy, saving you time and money.

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

All flight searches from St. Louis to Sicily on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for St. Louis to Sicily flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of St. Louis to Sicily flights. All you need is a valid email address and we will do the rest; it is that quick and easy.