HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Florence

$481+ Cheap flights from St. Louis (STL) to Florence (FLR)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/27. Fares are subject to change and may not be available on all flights or dates of travel.
STL — FLR
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from St. Louis to Florence with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from St. Louis to Florence

Best flights from St. Louis to Florence
Discover carefully curated flight deals from St. Louis to Florence that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 12/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/276:45 pmSTL - FLR
2 stops16h 45mLufthansa
Wed 3/46:30 amFLR - STL
1 stop14h 25mLufthansa
Deal found 12/10$481
This Gotogate deal was found by Cheapflights users on 12/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/244:05 pmSTL - FLR
2 stops33h 45mMultiple Airlines
Sat 1/318:00 amFLR - STL
2 stops16h 43mMultiple Airlines
Deal found 12/10$500
This United Airlines deal was found by Cheapflights users on 12/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/2312:44 pmSTL - FLR
2 stops18h 21mUnited Airlines
Tue 1/276:30 amFLR - STL
2 stops39h 00mUnited Airlines
Deal found 12/9$501
This oojo deal was found by Cheapflights users on 12/10. 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.
Sat 3/216:50 pmSTL - FLR
2 stops34h 00mBritish Airways
Sun 3/2912:25 pmFLR - STL
2 stops41h 33mBritish Airways
Deal found 12/10$639
This United Airlines deal was found by Cheapflights users on 12/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/203:24 pmSTL - FLR
2 stops15h 11mUnited Airlines
Sun 3/296:30 amFLR - STL
2 stops21h 15mUnited Airlines
Deal found 12/11$650
This Travelocity deal was found by Cheapflights users on 12/10. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/216:34 pmSTL - FLR
2 stops45h 26mLufthansa
Sun 3/296:30 amFLR - STL
1 stop14h 00mLufthansa
Deal found 12/10$882

Find flight deals from St. Louis to Florence

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Florence (FLR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$481
(Cheapflightsfares)

Popular in

June

Cheapest in

November

Average price

$749
Provider with most accurate pricing for Lambert-St Louis-Florence Peretola flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Florence Peretola flights.
Search Deals
From Lambert-St Louis to Florence Peretola
Search Deals
Highest demand for flights based on searches. 27% potential increase in price ($382 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($62 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Florence 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 December 12, 2025.
Use the filters below to find and compare flights from St. Louis to Florence that are best for you.

Fly from

St. Louis

Fly to

Florence

Route

Depart

Return

Price

St. LouisFlorence

STL - FLR

STLFLR

Lambert-St Louis

Fri 2/27

6:45 pm-6:30 pm

2 stops16h 45m

Florence Peretola

Wed 3/4

6:30 am-1:55 pm

1 stop14h 25m

$481

St. LouisFlorence

STL - FLR

STLFLR

Lambert-St Louis

Sat 1/24

4:05 pm-8:50 am

2 stops33h 45m

Florence Peretola

Sat 1/31

8:00 am-5:43 pm

2 stops16h 43m

$500

St. LouisFlorence

STL - FLR

STLFLR

Lambert-St Louis

Fri 1/23

12:44 pm-2:05 pm

2 stops18h 21m

Florence Peretola

Tue 1/27

6:30 am-2:30 pm

2 stops39h 00m

$501

St. LouisFlorence

STL - FLR

STLFLR

Lambert-St Louis

Sat 3/21

6:50 pm-10:50 am

2 stops34h 00m

Florence Peretola

Sun 3/29

12:25 pm-10:58 pm

2 stops41h 33m

$639

St. LouisFlorence

STL - FLR

STLFLR

Lambert-St Louis

Fri 3/20

3:24 pm-12:35 pm

2 stops15h 11m

Florence Peretola

Sun 3/29

6:30 am-8:45 pm

2 stops21h 15m

$650

St. LouisFlorence

STL - FLR

STLFLR

Lambert-St Louis

Sat 3/21

6:34 pm-10:00 pm

2 stops45h 26m

Florence Peretola

Sun 3/29

6:30 am-1:30 pm

1 stop14h 00m

$882

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Compare providers for flights from St. Louis to Florence

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Florence in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
OvagoPrice Accuracy2 starsTrust Score*2 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Florence flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-Florence flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from St. Louis-Florence flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Florence flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Florence flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Have a flexible travel schedule? Discover the best time to fly to Florence 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 Florence

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

Currently, November is the cheapest month in which you can book a flight from St. Louis to Florence (average of $470). Flying from St. Louis to Florence in June is currently the most expensive (average of $1,522). 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.

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

Find hourly flight availability from St. Louis to Florence. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

When flying from St. Louis to Florence, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 15% versus a flight at noon.

Reviews of airlines servicing Florence

Get insights into the airlines that provide service to Florence. 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 Florence. Reviews last updated December 12, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and Lufthansa from St. Louis to Florence. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,007 reviews
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,095 reviews
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Lufthansa
6.8
Okay
7,626 reviews
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,571 reviews
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

  • How long is the flight from St. Louis to Florence?

    Lufthansa and United Airlines can get you from St. Louis to Florence in just under 16h 45m. Your travel time can differ by up to 1h 36m. Airlines will cover a distance of 4924 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from St. Louis to Florence round-trip?

    Currently priced at $496, United Airlines will fly you from St. Louis to Florence and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Lufthansa and British Airways - these airlines can fly you to your destination from $497 and $724, respectively. United Airlines is currently priced 51% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Florence 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 Florence?

    Currently, November is the cheapest month in which you can book a flight from St. Louis to Florence (average of $470). Flying from St. Louis to Florence in June is currently the most expensive (average of $1,522). 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

Traveling to a place near Florence?

Book flights to Florence if you plan to visit one of these locations
Pistoia

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from St. Louis to Florence

Discover the top 4 airlines that operate flights from St. Louis to Florence. 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$496Average$954FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$497Average$1,058FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$724Average$959FlexibilityNo cancel feeOn-time70%
DeltaCheapest$747Average$1,296FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.