$513 Cheap Air France flights St. Louis (STL) to Florence (FLR)

View $513 flight on Tue, Oct 28, 2025Opens in a new window

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$513 Cheap Air France flights St. Louis (STL) to Florence (FLR)

Prices were available within the past 7 days and start at $513 for one-way flights and $784 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air France
Tue, Nov 11 - Tue, Nov 18
STL
St. Louis
FLR
Florence
$784 Roundtrip, found 1 day ago
$784
Roundtrip
found 1 day ago
Select Air France flight, departing Tue, Nov 11 from St. Louis to Florence, returning Tue, Nov 18, priced at $784 found 1 day ago
Flights from St. Louis (STL) to Florence (FLR)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Peretola
Airlines serving
Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Iberia, KLM, Lufthansa, Scandinavian Airlines, United
Popular airline
Lufthansa
Distance
4927 mi

Frequently asked questions

How much is an Air France flight from Lambert-St. Louis Intl. Airport (STL) to Peretola Airport (FLR)?
You'll find cheap return Air France flights from $784 from STL to FLR by organizing your results from "Price (lowest to highest)" on Expedia. Or look for options from $513 for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from STL to FLR with Air France?
Look for one-way or return flights to Florence in February or January. You could find an affordable fare with Air France during these off-season months.
What is the cheapest time to book flights from Lambert-St. Louis Intl. Airport (STL) to Peretola Airport (FLR) with Air France?
Start your search for Air France flights from STL to FLR about one month before you want to leave. The cheapest time to book an international flight is usually 18 to 29 days ahead of your travel date when you can save 17% versus booking four to five months in advance. Regardless of itinerary or ticket type, the best day of the week to book international airfare is usually Sunday. Friday is often the most expensive. Travelers booking on a Sunday can save 17% on average compared to those who book on a Friday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Air France fly nonstop from Lambert-St. Louis Intl. Airport (STL) to Peretola Airport (FLR)?
Fill in your dates, press search and select the "Nonstop" filter on Expedia to browse any direct flights from STL to FLR with Air France or other carriers.
What is the earliest Air France flight from STL to FLR?
Search Air France's earliest flights from STL to FLR by checking our "Early Morning" and "Morning" filters. Not only will you get to where you're going sooner, early departures also have a 20% less chance of being canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Air France fly into in Florence?
Air France flights from Lambert-St. Louis Intl. Airport (STL) to Florence come in to Peretola Airport (FLR). This is the main entry point here.
What kind of luggage can I take on an Air France flight from Lambert-St. Louis Intl. Airport (STL) to Peretola Airport (FLR)?
You're allowed 1 cabin bag weighing up to 26 lb and dimensions not exceeding 21 inches x 13 inches x 9 inches. You can also bring a small personal item with you when flying standard economy from STL to FLR with Air France. Baggage restrictions may vary by cabin class and airfare type, so check Air France's website to avoid any additional fees at the airport.
Why fly with Air France from STL to FLR?
Offering a rewarding loyalty program and a 4-star airline rating, Air France is a top choice for many travelers heading from STL to FLR. What's more, if you're an Air France Flying Blue and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be put toward future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Air France flight from Lambert-St. Louis Intl. Airport (STL) to Peretola Airport (FLR)?
You can usually modify or cancel your flight, although additional charges may apply if you booked more than 24 hours ago. Want to keep your options open? Use Expedia's "Changes included" and "No cancel fee" filters to find flights that won't charge extra if you need to adjust your plans. To update your booking, visit "Trips," select your flight and click on "Manage Booking" for more details.

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*Available to One Key members.