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Cheap flights from Illinois to Florence from $259

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Florence departing on 10/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Illinois to Florence

Cheap round-trip flights

Lufthansa Logo
3:50 pm - 6:30 pmSTL-FLR
19h 40m1 stop
Lufthansa Logo
6:30 am - 1:55 pmFLR-STL
14h 25m1 stop
$608Lufthansa
Find Deal
Sun, Nov 2 - Fri, Nov 14
United Airlines Logo
5:30 am - 12:35 pmSTL-FLR
24h 05m2 stops
United Airlines Logo
6:30 am - 1:55 pmFLR-STL
14h 25m1 stop
$613United Airlines
Find Deal
Sun, Nov 2 - Fri, Nov 14
Logo
3:50 pm - 6:30 pmSTL-FLR
19h 40m1 stop
Logo
6:30 am - 3:29 pmFLR-STL
39h 59m2 stops
$615
Find Deal
Sun, Nov 2 - Fri, Nov 14
Air Canada Logo
4:05 pm - 9:40 amSTL-FLR
34h 35m2 stops
Air Canada Logo
6:30 am - 3:29 pmFLR-STL
39h 59m2 stops
$621Air Canada
Find Deal
Sun, Nov 2 - Fri, Nov 14
Logo
4:05 pm - 6:30 pmSTL-FLR
43h 25m2 stops
Logo
10:20 am - 11:44 pmFLR-STL
20h 24m2 stops
$670
Find Deal
Tue, Nov 4 - Sun, Nov 9
ITA Airways Logo
3:00 pm - 10:35 amORD-FLR
12h 35m1 stop
ITA Airways Logo
6:25 am - 1:10 pmFLR-ORD
13h 45m1 stop
$730ITA Airways
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Mon, Sep 22 - Fri, Sep 26
ITA Airways Logo
3:00 pm - 10:35 amORD-FLR
12h 35m1 stop
ITA Airways Logo
6:25 am - 1:10 pmFLR-ORD
13h 45m1 stop
$732ITA Airways
Find Deal
Sun, Sep 7 - Fri, Sep 19
Delta Logo
4:56 pm - 2:25 pmORD-FLR
15h 29m2 stops
Delta Logo
6:50 am - 4:11 pmFLR-ORD
16h 21m2 stops
$733Delta
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Fri, Oct 31 - Sat, Nov 8
Air Canada Logo
8:25 pm - 9:40 amORD-FLR
30h 15m2 stops
Air Canada Logo
6:40 am - 3:48 pmFLR-ORD
16h 08m2 stops
$781Air Canada
Find Deal
Sun, Sep 7 - Fri, Sep 19
Delta Logo
11:05 am - 11:20 amORD-FLR
17h 15m2 stops
Delta Logo
7:00 am - 3:00 pmFLR-ORD
15h 00m1 stop
$783Delta
Find Deal
Wed, Sep 17 - Wed, Sep 24

Lufthansa flights from Illinois to Florence

Our best Lufthansa deals on Illinois to Florence flight tickets
Lufthansa
Nov 2
STL3:50 pmLambert-St Louis
19h 40m
1 stop
FLR6:30 pmFlorence Peretola
Nov 14
FLR6:30 amFlorence Peretola
14h 25m
1 stop
STL1:55 pmLambert-St Louis
$608
Find similar
Lufthansa
Dec 3
STL3:50 pmLambert-St Louis
19h 40m
1 stop
FLR6:30 pmFlorence Peretola
Dec 7
FLR6:30 amFlorence Peretola
14h 25m
1 stop
STL1:55 pmLambert-St Louis
$720
Find similar
Lufthansa
Oct 31
ORD11:35 pmChicago O'Hare Intl
16h 25m
2 stops
FLR10:00 pmFlorence Peretola
Nov 8
FLR8:00 amFlorence Peretola
19h 58m
2 stops
ORD8:58 pmChicago O'Hare Intl
$737
Find similar

Air Canada flights from Illinois to Florence

Our best Air Canada deals on Illinois to Florence flight tickets
Air Canada
Nov 2
STL4:05 pmLambert-St Louis
34h 35m
2 stops
FLR9:40 amFlorence Peretola
Nov 14
FLR6:30 amFlorence Peretola
39h 59m
2 stops
STL3:29 pmLambert-St Louis
$621
Find similar
Air Canada
Sep 7
ORD8:25 pmChicago O'Hare Intl
30h 15m
2 stops
FLR9:40 amFlorence Peretola
Sep 19
FLR6:40 amFlorence Peretola
16h 08m
2 stops
ORD3:48 pmChicago O'Hare Intl
$781
Find similar
Air Canada
Nov 2
STL8:00 amLambert-St Louis
18h 40m
3 stops
FLR9:40 amFlorence Peretola
Nov 14
FLR6:30 amFlorence Peretola
20h 09m
3 stops
STL7:39 pmLambert-St Louis
$926
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Illinois 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, momondo users made 832,500 searches. Data last updated August 24, 2025.
Use the filters below to find and compare flights from Illinois to Florence that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisFlorence

STL - FLR

STLFLR

Lambert-St Louis

Sun 11/2

3:50 pm-6:30 pm

1 stop19h 40m

Florence Peretola

Fri 11/14

6:30 am-1:55 pm

1 stop14h 25m

$608

St. LouisFlorence

STL - FLR

STLFLR

Lambert-St Louis

Sun 11/2

5:30 am-12:35 pm

2 stops24h 05m

Florence Peretola

Fri 11/14

6:30 am-1:55 pm

1 stop14h 25m

$613

St. LouisFlorence

STL - FLR

STLFLR

Lambert-St Louis

Sun 11/2

3:50 pm-6:30 pm

1 stop19h 40m

Florence Peretola

Fri 11/14

6:30 am-3:29 pm

2 stops39h 59m

$615

St. LouisFlorence

STL - FLR

STLFLR

Lambert-St Louis

Sun 11/2

4:05 pm-9:40 am

2 stops34h 35m

Florence Peretola

Fri 11/14

6:30 am-3:29 pm

2 stops39h 59m

$621

St. LouisFlorence

STL - FLR

STLFLR

Lambert-St Louis

Tue 11/4

4:05 pm-6:30 pm

2 stops43h 25m

Florence Peretola

Sun 11/9

10:20 am-11:44 pm

2 stops20h 24m

$670

ChicagoFlorence

ORD - FLR

ORDFLR

Chicago O'Hare Intl

Mon 9/22

3:00 pm-10:35 am

1 stop12h 35m

Florence Peretola

Fri 9/26

6:25 am-1:10 pm

1 stop13h 45m

$730

ChicagoFlorence

ORD - FLR

ORDFLR

Chicago O'Hare Intl

Sun 9/7

3:00 pm-10:35 am

1 stop12h 35m

Florence Peretola

Fri 9/19

6:25 am-1:10 pm

1 stop13h 45m

$732

ChicagoFlorence

ORD - FLR

ORDFLR

Chicago O'Hare Intl

Fri 10/31

4:56 pm-2:25 pm

2 stops15h 29m

Florence Peretola

Sat 11/8

6:50 am-4:11 pm

2 stops16h 21m

$733

ChicagoFlorence

ORD - FLR

ORDFLR

Chicago O'Hare Intl

Sun 9/7

8:25 pm-9:40 am

2 stops30h 15m

Florence Peretola

Fri 9/19

6:40 am-3:48 pm

2 stops16h 08m

$781

ChicagoFlorence

ORD - FLR

ORDFLR

Chicago O'Hare Intl

Wed 9/17

11:05 am-11:20 am

2 stops17h 15m

Florence Peretola

Wed 9/24

7:00 am-3:00 pm

1 stop15h 00m

$783

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Florence from

How to get the cheapest flight ticket from Illinois to Florence

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Florence?

If you aren’t able to travel during the month of November, then book flights to Florence from Illinois during October instead. Flights to Florence in October, while not as cheap as those in November, still average around $765.

What is the cheapest day to depart on your flight to Florence?

On average, the least expensive day to fly to Florence from Illinois is on a Sunday. momondo users have found tickets for Sunday departures for as low as $1,011. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Florence on Friday is $1,251.

What is the cheapest time of day to depart on your flight to Florence?

Our data shows that the cheapest Illinois to Florence flights are usually those with departure times in the morning. Our users have found flights to Florence in the morning for as low as $908. Flights to Florence are more costly at noon, with an average ticket price of $1,523. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Florence?

You are more likely to see cheaper flights to Florence from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Florence for around $1,040 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Florence from Illinois for as low as $861 on momondo.

Can stopping save me money on Illinois to Florence flights?

You could potentially save up to 42% on your flight if you consider stops on a Illinois to Florence flight.

Cheap Illinois to Florence flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Florence

Direct flights

None
There are no direct flights from Illinois to Florence. There are no popular flight routes from Illinois to Florence.
Search flight deals

  • When did momondo last update prices for flights from Illinois to Florence Peretola Airport?

    Prices for flights from Illinois to Florence Peretola Airport are updated daily.

  • How many operators does momondo search for flights from Illinois to Florence Peretola Airport?

  • How old do you have to be to fly from Illinois to Florence Peretola Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to Florence Peretola Airport.

  • What documentation or ID do you need to fly to Florence Peretola Airport?

    The travel and health documents required for your trip to Florence Peretola Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Florence Peretola Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Illinois to Florence

Compare and see reviews for airlines that fly from Illinois to Florence with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $470Free CancellationRating
7.4
1,473 reviews
Search Scandinavian Airlines flights
KLMPriceFrom $491Free CancellationRating
7.8
1,386 reviews
Search KLM flights
Air FrancePriceFrom $594Free CancellationRating
7.4
1,469 reviews
Search Air France flights
LufthansaPriceFrom $630Free CancellationRating
6.8
7,351 reviews
Search Lufthansa flights
British AirwaysPriceFrom $647Free CancellationRating
6.7
7,302 reviews
Search British Airways flights
DeltaPriceFrom $699Free CancellationRating
7.9
7,980 reviews
Search Delta flights
United AirlinesPriceFrom $704Free CancellationRating
7.4
8,937 reviews
Search United Airlines flights
SWISSPriceFrom $708Free CancellationRating
7.6
1,710 reviews
Search SWISS flights
ITA AirwaysPriceFrom $752Free CancellationRating
6.7
1,024 reviews
Search ITA Airways flights
IberiaPriceFrom $777Free CancellationRating
7.0
2,889 reviews
Search Iberia flights

Traveling to a place near Florence?

Book flights to Florence if you plan to visit one of these locations
Siena
San Gimignano
Prato
Pistoia
Montecatini Terme
Arezzo
Colle di Val d'Elsa
Fiesole
Poggibonsi
Impruneta
Greve in Chianti
Monteriggioni
Volterra

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Florence?

It is quick and easy to find Illinois to Florence flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Florence that suits you.

Can I find flights from Illinois to Florence with flexible booking policies on momondo?

Flights from Illinois to Florence with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Illinois to Florence?

Once all potential Illinois to Florence flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Illinois to Florence right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Florence, momondo offers a useful price alert feature which will track prices for flights to Florence from Illinois and alert you when they change.

An easier way to manage your Florence trip

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