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$543+ Cheap flights from Florence (FLR) to St. Louis (STL)

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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
FLR — STL
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Cheap flight deals from Florence to St. Louis

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

This British Airways deal was found by Cheapflights users on 1/25. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:05 am
FLR
-
STL
1 stop19h 25m
British Airways
Sun 9/139:40 pm
STL
-
FLR
1 stop17h 40m
British Airways
Deal found 1/25$736
This Gotogate deal was found by Cheapflights users on 1/26. 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.
Thu 3/122:15 pm
FLR
-
STL
2 stops31h 14m
Multiple Airlines
Thu 3/194:05 pm
STL
-
FLR
2 stops34h 25m
Multiple Airlines
Deal found 1/26$754
This United Airlines deal was found by Cheapflights users on 1/27. 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.
Wed 9/96:30 am
FLR
-
STL
1 stop13h 55m
United Airlines
Sun 9/133:30 pm
STL
-
FLR
1 stop14h 20m
United Airlines
Deal found 1/27$814
This Expedia deal was found by Cheapflights users on 1/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1210:25 am
FLR
-
STL
1 stop34h 30m
Lufthansa
Thu 3/1911:28 am
STL
-
FLR
2 stops25h 02m
Lufthansa
Deal found 1/26$826

Find flight deals from Florence to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Florence (FLR) to St. Louis (STL). 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 January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$754
(Gotogate)

One-way from

$543
(Iberia)
Provider with most accurate pricing for Florence Peretola-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Florence Peretola-Lambert-St Louis flights.
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From Florence Peretola to Lambert-St Louis
Search Deals
One-way flight from Florence Peretola to Lambert-St Louis
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Florence to St. Louis 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 January 28, 2026.
Use the filters below to find and compare flights from Florence to St. Louis that are best for you.

Fly from

Florence

Fly to

St. Louis

Route

Depart

Return

Price

FlorenceSt. Louis

FLR - STL

FLRSTL

Florence Peretola

Thu 3/12

2:15 pm-3:29 pm

2 stops31h 14m

Lambert-St Louis

Thu 3/19

4:05 pm-8:30 am

2 stops34h 25m

$754

FlorenceSt. Louis

FLR - STL

FLRSTL

Florence Peretola

Thu 3/12

10:25 am-2:55 pm

1 stop34h 30m

Lambert-St Louis

Thu 3/19

11:28 am-6:30 pm

2 stops25h 02m

$826

FlorenceSt. Louis

FLR - STL

FLRSTL

Florence Peretola

Sun 5/3

8:20 pm-10:14 pm

2 stops32h 54m

$543

FlorenceSt. Louis

FLR - STL

FLRSTL

Florence Peretola

Sun 5/3

7:10 am-7:30 pm

1 stop19h 20m

$563

FlorenceSt. Louis

FLR - STL

FLRSTL

Florence Peretola

Thu 4/30

9:55 am-11:48 pm

2 stops20h 53m

$585

FlorenceSt. Louis

FLR - STL

FLRSTL

Florence Peretola

Fri 5/29

7:05 am-9:28 pm

2 stops21h 23m

$597

FlorenceSt. Louis

FLR - STL

FLRSTL

Florence Peretola

Thu 4/30

8:20 pm-10:14 pm

2 stops32h 54m

$607

FlorenceSt. Louis

FLR - STL

FLRSTL

Florence Peretola

Fri 5/29

3:30 pm-3:50 pm

3 stops55h 20m

$674

FlorenceSt. Louis

FLR - STL

FLRSTL

Florence Peretola

Thu 4/30

7:10 pm-1:25 pm

1 stop25h 15m

$736

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

  • Most accurate provider: When it comes to deals on Florence-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Florence-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Florence-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Florence-St. Louis 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 Florence-St. Louis 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 Florence to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Florence 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.

Related info for your journey

Find useful and relevant information for your journey from Florence to St. Louis. 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 Florence to St. Louis?

    Airlines like Lufthansa fly from Florence to St. Louis in about 34h 30m. The time it takes to get you to your destination can typically vary by up to . The distance from Florence to St. Louis is about 4924 mi.

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

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

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

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

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

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

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
Chesterfield
Alton
Farmington
Festus

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