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813 € Cheap Flights from St Louis to Florence

Compare St Louis to Florence flight deals

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Flight deals from St Louis Airport to Florence Airport

Looking for a cheap last-minute deal or the best return flight from St Louis Airport to Florence Airport? If you want to travel next month, return fares start from 840 €. Find the lowest prices on one-way and return tickets right here.
Florence.813 € per passenger.Departing Mon, 7 Sep, returning Mon, 19 Oct.Return flight with Lufthansa.Outbound indirect flight with Lufthansa, departs from St Louis on Mon, 7 Sep, arriving in Florence.Inbound indirect flight with Lufthansa, departs from Florence on Mon, 19 Oct, arriving in St Louis.Price includes taxes and charges.From 813 €, select.
Florence.840 € per passenger.Departing Tue, 12 May, returning Fri, 22 May.Return flight with Delta.Outbound indirect flight with Delta, departs from St Louis on Tue, 12 May, arriving in Florence.Inbound indirect flight with Delta, departs from Florence on Fri, 22 May, arriving in St Louis.Price includes taxes and charges.From 840 €, select.
Florence.877 € per passenger.Departing Sun, 5 Apr, returning Tue, 21 Apr.Return flight with Delta.Outbound indirect flight with Delta, departs from St Louis on Sun, 5 Apr, arriving in Florence.Inbound indirect flight with Delta, departs from Florence on Tue, 21 Apr, arriving in St Louis.Price includes taxes and charges.From 877 €, select.
Florence.938 € per passenger.Departing Sat, 25 Jul, returning Thu, 6 Aug.Return flight with Delta.Outbound indirect flight with Delta, departs from St Louis on Sat, 25 Jul, arriving in Florence.Inbound indirect flight with Delta, departs from Florence on Thu, 6 Aug, arriving in St Louis.Price includes taxes and charges.From 938 €, select.
Florence.1.037 € per passenger.Departing Mon, 31 Aug, returning Mon, 28 Dec.Return flight with Delta.Outbound indirect flight with Delta, departs from St Louis on Mon, 31 Aug, arriving in Florence.Inbound indirect flight with Delta, departs from Florence on Mon, 28 Dec, arriving in St Louis.Price includes taxes and charges.From 1.037 €, select.
Florence.1.067 € per passenger.Departing Mon, 15 Jun, returning Thu, 25 Jun.Return flight with Delta.Outbound indirect flight with Delta, departs from St Louis on Mon, 15 Jun, arriving in Florence.Inbound indirect flight with Delta, departs from Florence on Thu, 25 Jun, arriving in St Louis.Price includes taxes and charges.From 1.067 €, select.
Florence.1.235 € per passenger.Departing Wed, 20 May, returning Sat, 20 Jun.Return flight with Frontier Airlines and Vueling Airlines.Outbound indirect flight with Frontier Airlines, departs from St Louis on Wed, 20 May, arriving in Florence.Inbound indirect flight with Vueling Airlines, departs from Florence on Sat, 20 Jun, arriving in St Louis.Price includes taxes and charges.From 1.235 €, select.
Florence.1.422 € per passenger.Departing Wed, 23 Dec, returning Sun, 3 Jan.Return flight with Lufthansa.Outbound indirect flight with Lufthansa, departs from St Louis on Wed, 23 Dec, arriving in Florence.Inbound indirect flight with Lufthansa, departs from Florence on Sun, 3 Jan, arriving in St Louis.Price includes taxes and charges.From 1.422 €, select.

Find the cheapest month to fly from St Louis to Florence

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like St Louis to Florence flights are currently cheapest in May.
Apr
from 877 €
May
from 840 €
Jun
from 1.067 €
Jul
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Aug
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Sep
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Oct
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Nov
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Dec
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Jan
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Feb
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Mar
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St Louis to Florence: Alternative routes

Compare routes from St Louis to Florence below. You may find an airport to fly into that's cheaper, faster, or easier than Florence.

Florence

6km from central Florence
ClosestCheapest
from 813 €
Search flights

Pisa International

69km from central Florence
from 1.052 €
Search flights

Bologna International

85km from central Florence
from 849 €
Search flights

St Louis to Florence: Flight information

The things to know before you go.
Cheapest flight found422 €
Cheapest month to flyMay

Finding cheap flights from St Louis to Florence: Frequently asked questions

The best price we found for a return flight from St Louis to Florence is 813 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from St Louis to Florence. But we found flights with one or more stops from 813 €.
As of April 2026, there are no flights flying from St Louis to Florence.
The cheapest month to fly from St Louis to Florence is usually September.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from St Louis Airport to Florence Airport on Monday, 7 September 2026.
No airlines currently offer direct flights between St Louis Airport and Florence Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Florence but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Florence is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Lufthansa offers the cheapest flight tickets to Florence.

Flying from Lambert-St. Louis International Airport (STL) to Firenze-Peretola Airport (FLR): what you need to know

  • Florence's timezone is UTC+1, making Florence six hours ahead of St Louis.

  • Give yourself plenty of time to catch your STL to FLR flight. A good rule of thumb is to arrive two hours before international departures and an hour ahead for domestic flights.

  • Travelling during a peak month like July? Public holidays and other high seasons can result in longer queues at check-in and security. Play things extra safe and get there up to four hours before an international flight and two hours before a domestic departure.

  • Opt for a stopover if you prefer to break up your flight. Just deselect 'Direct flights only' to look at all your options for tickets from Lambert-St. Louis International Airport to Firenze-Peretola Airport. Frankfurt Airport is a popular stopover on the STL to FLR route.

How to find the cheapest flights from Lambert-St. Louis International Airport (STL) to Firenze-Peretola Airport (FLR)

  • Currently, 422 € is the cheapest price we've seen for a one-way Lambert-St. Louis International Airport to Firenze-Peretola Airport flight. The best price for a return plane ticket is 813 €. Keep in mind that fares can change due to availability when booking.

  • It's often best to book as early as possible if you're looking for cheap tickets from STL to FLR. That's because airlines change prices based on demand, which tends to increase closer to departure.

  • Getting cheap flights from Lambert-St. Louis International Airport to Firenze-Peretola Airport is easier if you can be flexible with your trip dates. Use the 'Whole month' search function to see the lowest fares throughout the month and snap up a great deal.

  • You won't have to check back in every day to find out if fares have gone down when you set up a Price Alert. We'll update you the moment a special offer becomes available on cheap flights from STL to FLR.

  • Tailor your trip with filters. Choose your preferred arrival and departure times, airlines and total journey duration. You can also sort the results by 'Cheapest,' 'Best' or 'Fastest' flights from Lambert-St. Louis International Airport to Firenze-Peretola Airport.

Handy information about Lambert-St. Louis International Airport (STL)

  • You'll find STL at 10701 Lambert International Blvd..

  • When it comes to Lambert-St. Louis International Airport's on-time performance, data shows 78.04% of flights complete their journey on time.

  • Lambert-St. Louis International Airport is around 26 kilometres from central St Louis. If you're driving, catching a cab or ride-sharing from the centre, it'll take you 20 minutes or so to arrive, depending on the traffic.

  • The trip on public transport usually takes 35 minutes.

  • Get your break off to a stress-free start by staying near STL. Whether you've booked an early flight from Lambert-St. Louis International Airport to Firenze-Peretola Airport or just don't like being rushed, these hotels have you covered:

Arriving at Firenze-Peretola Airport (FLR)

Getting from Firenze-Peretola Airport (FLR) to central Florence

  • Firenze-Peretola Airport to central Florence has a drive time of about 30 minutes. It's approximately 10 kilometres away.

  • It typically takes 1 hour 20 minutes to get there by public transport.

When to fly to Firenze-Peretola Airport (FLR)

  • It's time to pick your travel dates for your flight from Lambert-St. Louis International Airport to Firenze-Peretola Airport. July is the busiest month to head to Florence. If you prefer a quieter vibe, go in January.

  • Book your flight from Lambert-St. Louis International Airport to Firenze-Peretola Airport for August if you want to explore Florence during its warmest month. Expect temperatures of between 14ºC (57ºF) and 33ºC (91ºF).

  • January sees average temperatures of between -1ºC (30ºF) and 11ºC (52ºF). Search for cheap tickets from STL to FLR sometime then if you like cooler conditions.

Explore more of Italy

  • Florence has its own special appeal, but there are so many other corners of Italy just waiting to be explored. Around 225 kilometres south-east of Florence, a visit to Rome will keep you on the move. Start with attractions like Colosseum, World’s smallest country Vatican City tour - City of Rome Capital, Italy (Self-Guided free walking tour) by FreeGuides.com and Trevi Fountain.

  • Milan is another must-experience destination in Italy and is around 257 kilometres north-west of Florence. No journey is complete without seeing Grande Museo del Duomo di Milano, Milan Cathedral and The Last Supper Museum.

Plan the rest of your trip from St Louis to Florence

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.