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Florence

$454+ Cheap flights from St. Louis (STL) to Florence (FLR)

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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
STL — FLR
abr. 27 — may. 41
lun. 4/27
lun. 5/4
1 adult, Economy
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Cheap flight deals from St. Louis to Florence

Cheapest flights from St. Louis to Florence
Explore the most affordable flight options available from St. Louis to Florence. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 28, 2026.

This United Airlines deal was found by Cheapflights users on 3/23. 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.
lun. 12/73:15 pm
STL
-
FLR
2 stops14h 20m
United Airlines
mié. 12/96:30 am
FLR
-
STL
1 stop14h 25m
United Airlines
Deal found 3/23$723
This Cheapflightsfares deal was found by Cheapflights users on 3/24. 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.
sáb. 10/176:49 pm
STL
-
FLR
2 stops14h 46m
Lufthansa
vie. 10/236:30 am
FLR
-
STL
1 stop13h 55m
Lufthansa
Deal found 3/24$793
This Cheapflightsfares deal was found by Cheapflights users on 3/23. 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.
mar. 10/66:49 pm
STL
-
FLR
2 stops14h 46m
Lufthansa
mar. 10/206:30 am
FLR
-
STL
1 stop13h 55m
Lufthansa
Deal found 3/23$808
This FlightHub deal was found by Cheapflights users on 3/25. 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.
sáb. 10/173:42 pm
STL
-
FLR
2 stops20h 23m
Scandinavian Airlines
vie. 10/2312:20 pm
FLR
-
STL
2 stops39h 29m
Scandinavian Airlines
Deal found 3/25$827

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 marzo 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$836
(United Airlines)

One-way from

$454
(Cheapflightsfares)

Popular in

June

Cheapest in

November

Average price

$870
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
One-way flight from Lambert-St Louis to Florence Peretola
Search Deals
Highest demand for flights based on searches. 30% potential increase in price ($388 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($49 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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 marzo 28, 2026.
Use the filters below to find and compare flights from St. Louis to Florence that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisFlorence

STL - FLR

STLFLR

Lambert-St Louis

dom. 4/26

3:15 pm-4:35 pm

2 stops18h 20m

Florence Peretola

jue. 5/7

6:30 am-8:25 pm

2 stops20h 55m

$889

St. LouisFlorence

STL - FLR

STLFLR

Lambert-St Louis

dom. 4/26

5:59 pm-7:40 pm

2 stops18h 41m

Florence Peretola

vie. 5/8

6:30 am-9:29 pm

2 stops21h 59m

$893

St. LouisFlorence

STL - FLR

STLFLR

Lambert-St Louis

dom. 4/26

3:15 pm-4:35 pm

2 stops18h 20m

Florence Peretola

dom. 5/3

6:30 am-1:25 pm

1 stop13h 55m

$896

St. LouisFlorence

STL - FLR

STLFLR

Lambert-St Louis

lun. 5/11

7:09 pm-8:15 pm

2 stops18h 06m

Florence Peretola

mar. 5/19

6:30 am-7:27 pm

2 stops19h 57m

$915

St. LouisFlorence

STL - FLR

STLFLR

Lambert-St Louis

mié. 4/29

3:15 pm-2:10 pm

2 stops15h 55m

Florence Peretola

mié. 5/6

6:30 am-8:25 pm

2 stops20h 55m

$919

St. LouisFlorence

STL - FLR

STLFLR

Lambert-St Louis

lun. 4/27

12:45 pm-5:15 pm

2 stops21h 30m

Florence Peretola

vie. 5/8

6:30 am-9:09 pm

2 stops21h 39m

$921

St. LouisFlorence

STL - FLR

STLFLR

Lambert-St Louis

mar. 4/28

10:07 am-11:30 am

2 stops18h 23m

Florence Peretola

mar. 5/5

6:30 am-11:13 pm

2 stops23h 43m

$921

St. LouisFlorence

STL - FLR

STLFLR

Lambert-St Louis

jue. 9/17

6:00 am-12:50 pm

2 stops23h 50m

Florence Peretola

lun. 9/28

2:00 pm-1:25 pm

1 stop30h 25m

$950

St. LouisFlorence

STL - FLR

STLFLR

Lambert-St Louis

dom. 4/26

6:50 pm-4:50 pm

2 stops15h 00m

Florence Peretola

sáb. 5/9

12:40 pm-11:59 pm

2 stops18h 19m

$958
Quickest round-trip

St. LouisFlorence

STL - FLR

STLFLR

Lambert-St Louis

mié. 4/29

3:15 pm-2:10 pm

2 stops15h 55m

Florence Peretola

vie. 5/8

6:30 am-1:25 pm

1 stop13h 55m

$966

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
FlightHubPrice 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Florence flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 $1,107). 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.

How much does it cost to fly round-trip from St. Louis to Florence?

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 marzo 28, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andLufthansa 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
8,357 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Overall

7.9

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
8,357 reviews
Delta
7.9
Good
8,357 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Overall

7.9

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
9,500 reviews
Delta
7.9
Good
8,357 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Overall

7.9

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
7,872 reviews
Delta
7.9
Good
8,357 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Overall

7.9

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
7,825 reviews
Delta
7.9
Good
8,357 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Overall

7.9

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?

    United Airlines, Delta, and Lufthansa can get you from St. Louis to Florence in just under 18h 06m. Your travel time can differ by up to 35m. 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 $489, British Airways will fly you from St. Louis to Florence and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Lufthansa and Delta - these airlines can fly you to your destination from $490 and $498, respectively. British Airways is currently priced 45% 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 $1,107). 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
Arezzo

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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 marzo 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$489Average$981FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$490Average$929FlexibilityNo cancel feeOn-time76%
DeltaCheapest$498Average$1,074FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$500Average$790FlexibilityNo cancel feeOn-time69%

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