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$623+ Cheap flights from St. Louis (STL) to Sicily

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
STL — CTA
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
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Cheap flight deals from St. Louis to Sicily

Keep the following information in mind while searching for St. Louis to Sicily flight deals. Data was last updated March 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,134
(Air Canada)

One-way from

$623
(Gurufare)

Popular in

August

Cheapest in

November

Average price

$1,069
Provider with most accurate pricing for Lambert-St Louis-Catania Fontanarossa flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Catania Fontanarossa flights.
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From Lambert-St Louis to Sicily
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One-way flight from Lambert-St Louis to Sicily
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Highest demand for flights based on searches. 13% potential increase in price ($190 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from St. Louis to Sicily

Cheapest flights from St. Louis to Sicily
Explore the most affordable flight options available from St. Louis to Sicily. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

This Delta deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/107:20 amSTL - CTA
2 stops17h 35mDelta
Wed 9/179:55 amCTA - STL
2 stops20h 44mDelta
Deal found 3/29$1,032
This Air Canada deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/197:30 amSTL - CTA
2 stops33h 00mMultiple Airlines
Sun 6/226:00 amCTA - STL
2 stops37h 36mMultiple Airlines
Deal found 3/30$1,134
This Gurufare deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/63:30 pmSTL - CTA
1 stop17h 15mLufthansa
Sat 4/126:35 pmCTA - STL
2 stops52h 12mLufthansa
Deal found 3/29$1,285
This FlightHub deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/268:35 amSTL - CTA
2 stops26h 25mAer Lingus
Fri 8/17:40 pmCTA - STL
2 stops31h 50mAer Lingus
Deal found 3/30$1,506
This oojo deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/275:30 pmSTL - CTA
2 stops41h 40mTurkish Airlines
Fri 8/17:15 pmCTA - STL
2 stops27h 32mTurkish Airlines
Deal found 3/30$1,647

Cheapflights Fare Finder

Customize your flight search to find flights from St. Louis to Sicily 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, Cheapflights users made 2,558,603 searches. Data last updated March 31, 2025.
Use the filters below to find and compare flights from St. Louis to Sicily that are best for you.

Fly from

St. Louis

Fly to

Sicily

Route

Depart

Return

Price

St. LouisCatania

STL - CTA

STLCTA

Lambert-St Louis

Mon 5/19

7:30 am-11:30 pm

2 stops33h 00m

Catania Fontanarossa

Sun 6/22

6:00 am-12:36 pm

2 stops37h 36m

$1,134

St. LouisCatania

STL - CTA

STLCTA

Lambert-St Louis

Sun 4/6

3:30 pm-3:45 pm

1 stop17h 15m

Catania Fontanarossa

Sat 4/12

6:35 pm-3:47 pm

2 stops52h 12m

$1,285

St. LouisCatania

STL - CTA

STLCTA

Lambert-St Louis

Thu 5/8

6:00 am-6:50 pm

2 stops29h 50m

$623

St. LouisCatania

STL - CTA

STLCTA

Lambert-St Louis

Thu 5/8

1:38 pm-5:55 pm

3 stops21h 17m

$708

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Best time to book a flight from St. Louis to Sicily

Have a flexible travel schedule? Discover the best time to fly to Sicily from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Sicily

What is the cheapest time of day to fly from STL to SI?

Find hourly flight availability from St. Louis to Sicily. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 31, 2025.

When flying from St. Louis to Sicily, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Sicily by month

Plan your trip to Sicily by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sicily ranges from 0.2 - 4.2 inches per month. October is typically the wettest month, when rainfall can reach 4.2 in. June is typically the driest time to visit Sicily when rainfall is around 0.2 in.

Temperature in Sicily by month

Plan your trip to Sicily by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sicily, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Sicily

Get insights into the airlines that provide service to Sicily. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sicily. Reviews last updated March 31, 2025.
Aer Lingus
7.0
Good
1,061 reviews

Crew

7.9

Overall

7.0

Comfort

7.0

Boarding

7.2

Entertainment

6.7

Food

6.4

Reviews

1 / 20
4.0
Okay

Anonymous,Mar 2025

BOS - DUB

Once on board the crew disappeared. Not a single coffee or tea offered during the entire flight. Food, with cup of water was almost inedible
Aer Lingus
7.0
Good
1,061 reviews
Aer Lingus
7.0
Good
1,061 reviews

Crew

7.9

Overall

7.0

Comfort

7.0

Boarding

7.2

Entertainment

6.7

Food

6.4

Reviews

1 / 20
4.0
Okay

Anonymous,Mar 2025

BOS - DUB

Once on board the crew disappeared. Not a single coffee or tea offered during the entire flight. Food, with cup of water was almost inedible
Lufthansa
6.7
Okay
6,961 reviews
Aer Lingus
7.0
Good
1,061 reviews

Crew

7.9

Overall

7.0

Comfort

7.0

Boarding

7.2

Entertainment

6.7

Food

6.4

Reviews

1 / 20
4.0
Okay

Anonymous,Mar 2025

BOS - DUB

Once on board the crew disappeared. Not a single coffee or tea offered during the entire flight. Food, with cup of water was almost inedible

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Sicily. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Sicily?

    Lambert-St Louis (STL), located 12.7 mi from the city center, is the airport you fly out of when you book flights from St. Louis to Sicily.

  • Can I find deals for flights from St. Louis to Sicily that include hotel bookings?

    Yes. In addition to deals on St. Louis to Sicily flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Sicily?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Sicily.

  • Can I find deals for business class flights from St. Louis to Sicily?

    Yes. Cheapflights offers flight deals from St. Louis to Sicily by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to Sicily?

    Currently, January is the cheapest month in which you can book a flight from St. Louis to Sicily (average of $667). Flying from St. Louis to Sicily in June is currently the most expensive (average of $1,358). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for St. Louis to Sicily

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from St. Louis to Sicily

Discover the top 2 airlines that operate flights from St. Louis to Sicily. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$795Average$1,323FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$889Average$1,414FlexibilityNo cancel feeOn-time76%
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