$448 Cheap Flights from St. Louis (STL) to Catania (CTA)

View $448 flight on Sun, Oct 19, 2025Opens in a new window

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Fontanarossa Airport (CTA)

Cheap Flights from St. Louis to Catania (STL-CTA)

Prices were available within the past 7 days and start at $448 for one-way flights and $542 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Thu, Nov 13 - Thu, Nov 27
STL
St. Louis
CTA
Catania
$542 Roundtrip, found 1 day ago
$542
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Thu, Nov 13 from St. Louis to Catania, returning Thu, Nov 27, priced at $542 found 1 day ago
Air Canada
Sun, Feb 1 - Wed, Feb 11
STL
St. Louis
CTA
Catania
$544 Roundtrip, found 1 day ago
$544
Roundtrip
found 1 day ago
Select Air Canada flight, departing Sun, Feb 1 from St. Louis to Catania, returning Wed, Feb 11, priced at $544 found 1 day ago
United
Sat, Feb 14 - Wed, Mar 4
STL
St. Louis
CTA
Catania
$545 Roundtrip, found 4 days ago
$545
Roundtrip
found 4 days ago
Select United flight, departing Sat, Feb 14 from St. Louis to Catania, returning Wed, Mar 4, priced at $545 found 4 days ago
Air Canada
Wed, Jan 14 - Fri, Jan 30
STL
St. Louis
CTA
Catania
$547 Roundtrip, found 1 day ago
$547
Roundtrip
found 1 day ago
Select Air Canada flight, departing Wed, Jan 14 from St. Louis to Catania, returning Fri, Jan 30, priced at $547 found 1 day ago
Lufthansa
Sat, Jan 31 - Fri, Feb 27
STL
St. Louis
CTA
Catania
$547 Roundtrip, found 1 hour ago
$547
Roundtrip
found 1 hour ago
Select Lufthansa flight, departing Sat, Jan 31 from St. Louis to Catania, returning Fri, Feb 27, priced at $547 found 1 hour ago
United
Fri, Jan 9 - Sun, Jan 18
STL
St. Louis
CTA
Catania
$548 Roundtrip, found 1 day ago
$548
Roundtrip
found 1 day ago
Select United flight, departing Fri, Jan 9 from St. Louis to Catania, returning Sun, Jan 18, priced at $548 found 1 day ago
United
Tue, Jan 6 - Sun, Jan 11
STL
St. Louis
CTA
Catania
$549 Roundtrip, found 6 days ago
$549
Roundtrip
found 6 days ago
Select United flight, departing Tue, Jan 6 from St. Louis to Catania, returning Sun, Jan 11, priced at $549 found 6 days ago
Air Canada
Wed, Jan 14 - Sun, Jan 25
STL
St. Louis
CTA
Catania
$550 Roundtrip, found 1 day ago
$550
Roundtrip
found 1 day ago
Select Air Canada flight, departing Wed, Jan 14 from St. Louis to Catania, returning Sun, Jan 25, priced at $550 found 1 day ago
Delta
Fri, Feb 20 - Sun, Mar 8
STL
St. Louis
CTA
Catania
$601 Roundtrip, found 4 days ago
$601
Roundtrip
found 4 days ago
Select Delta flight, departing Fri, Feb 20 from St. Louis to Catania, returning Sun, Mar 8, priced at $601 found 4 days ago
KLM
Wed, Dec 31 - Sat, Jan 17
STL
St. Louis
CTA
Catania
$602 Roundtrip, found 1 day ago
$602
Roundtrip
found 1 day ago
Select KLM flight, departing Wed, Dec 31 from St. Louis to Catania, returning Sat, Jan 17, priced at $602 found 1 day ago

Alternative airports near Catania

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Fontanarossa CTA. Cheapest and Closest option available. Average driving time to city center is 7 minutes. Flights from $758
CTA
Fontanarossa
CheapestClosest
Average driving time to city center7 min
Flights from $758

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Fontanarossa Airport (CTA) cost?
Grab a cheap one-way flight from $448 or cheap return flight from $542 from Lambert-St. Louis Intl. Airport (STL) to Fontanarossa Airport (CTA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to Fontanarossa Airport (CTA)?
November is the cheapest month to fly from STL to CTA. Planning your trip for the off-season is often the key to finding a great deal.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Fontanarossa Airport (CTA)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll fly you from STL to CTA. Then, sort your results by "Price (lowest to highest)" to snag a great deal.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Fontanarossa Airport (CTA)?
You'll need to catch a flight with a layover if you're traveling from Lambert-St. Louis Intl. Airport (STL) to Fontanarossa Airport (CTA). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from STL to CTA?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary depending on a number of factors, including the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to Fontanarossa Airport (CTA)?
Book a flight from Lambert-St. Louis Intl. Airport (STL) to Fontanarossa Airport (CTA) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Lambert-St. Louis Intl. Airport (STL) to Fontanarossa Airport (CTA) last-minute?
Booking your ticket from STL to CTA right before your trip is typically more expensive. However, if there's some wiggle room with your departure times and dates, you could score a cheap last-minute fare.
Is it cheaper to book a STL to CTA flight and hotel package?
You'll typically save money by booking a STL to CTA flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. After choosing your preferred flights and accommodations, you can add extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Fontanarossa Airport (CTA)?
If you reserved your STL to CTA flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for further details.

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Fontanarossa
Airlines serving
Air Canada, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, KLM, Lufthansa, Turkish Airlines, United
Roundtrip price
$542
Distance
5356 mi

Book with confidence

St. Louis to Catania Flights

The cheapest times to fly from St. Louis to Catania

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Louis to Catania are during the month of November. You can find some of the cheapest flights from St. Louis to Catania with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to Catania

Sunday is one of the best days to book for cheap flights from St. Louis to Catania: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Louis to Catania

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Louis to Catania in 2025. You can also book with separate airlines for your outbound and return journeys, from $448 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Louis to Catania flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Louis to Catania airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

St. Louis to Catania Flights

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*Available to One Key members.