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Cheap flights from Ontario to Florence from $337

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Florence departing on 8/18. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Florence

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
1:18 pm - 4:35 pm
ONT
-
FLR
18h 17m
2 stops
United Airlines Logo
1:40 pm - 10:58 pm
FLR
-
ONT
18h 18m
2 stops
$721United Airlines
Tue, Aug 18 - Tue, Aug 25
United Airlines Logo
1:18 pm - 4:35 pm
ONT
-
FLR
18h 17m
2 stops
United Airlines Logo
1:40 pm - 10:58 pm
FLR
-
ONT
18h 18m
2 stops
$722United Airlines
Tue, Aug 18 - Tue, Aug 25
United Airlines Logo
1:18 pm - 4:35 pm
ONT
-
FLR
18h 17m
2 stops
United Airlines Logo
6:30 am - 6:11 pm
FLR
-
ONT
20h 41m
2 stops
$772United Airlines
Thu, Jul 30 - Tue, Aug 25
Delta Logo
10:59 pm - 7:40 pm
ONT
-
FLR
35h 41m
2 stops
Delta Logo
6:30 am - 10:43 pm
FLR
-
ONT
25h 13m
2 stops
$824Delta
Mon, Oct 12 - Wed, Oct 21
United Airlines Logo
5:45 am - 8:15 pm
ONT
-
FLR
29h 30m
2 stops
United Airlines Logo
6:30 am - 8:52 pm
FLR
-
ONT
23h 22m
2 stops
$826United Airlines
Mon, Aug 24 - Fri, Aug 28
United Airlines Logo
5:45 am - 8:15 pm
ONT
-
FLR
29h 30m
2 stops
United Airlines Logo
6:30 am - 9:59 pm
FLR
-
ONT
24h 29m
2 stops
$827United Airlines
Mon, Aug 24 - Fri, Aug 28
United Airlines Logo
6:00 am - 12:40 pm
ONT
-
FLR
21h 40m
2 stops
United Airlines Logo
9:50 am - 9:59 pm
FLR
-
ONT
21h 09m
2 stops
$849United Airlines
Mon, Aug 3 - Wed, Aug 12
United Airlines Logo
5:00 am - 12:40 pm
ONT
-
FLR
22h 40m
2 stops
United Airlines Logo
9:50 am - 9:59 pm
FLR
-
ONT
21h 09m
2 stops
$878United Airlines
Wed, Aug 19 - Sun, Aug 30
Delta Logo
10:59 pm - 7:40 pm
ONT
-
FLR
35h 41m
2 stops
Delta Logo
12:40 pm - 4:12 pm
FLR
-
ONT
36h 32m
2 stops
$884Delta
Mon, Oct 12 - Sun, Oct 18
United Airlines Logo
1:18 pm - 4:35 pm
ONT
-
FLR
18h 17m
2 stops
United Airlines Logo
9:50 am - 9:59 pm
FLR
-
ONT
21h 09m
2 stops
$899United Airlines
Sat, Aug 8 - Tue, Aug 18

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United Airlines flights from Ontario to Florence

Our best United Airlines deals on Ontario to Florence flight tickets
United Airlines
Aug 18
ONT1:18 pmOntario
18h 17m
2 stops
FLR4:35 pmFlorence Peretola
Aug 25
FLR1:40 pmFlorence Peretola
18h 18m
2 stops
ONT10:58 pmOntario
$721
United Airlines
Aug 18
ONT1:18 pmOntario
18h 17m
2 stops
FLR4:35 pmFlorence Peretola
Aug 25
FLR1:40 pmFlorence Peretola
18h 18m
2 stops
ONT10:58 pmOntario
$722
United Airlines
Jul 30
ONT1:18 pmOntario
18h 17m
2 stops
FLR4:35 pmFlorence Peretola
Aug 25
FLR6:30 amFlorence Peretola
20h 41m
2 stops
ONT6:11 pmOntario
$772

Delta flights from Ontario to Florence

Our best Delta deals on Ontario to Florence flight tickets
Delta
Oct 12
ONT10:59 pmOntario
35h 41m
2 stops
FLR7:40 pmFlorence Peretola
Oct 19
FLR12:40 pmFlorence Peretola
36h 32m
2 stops
ONT4:12 pmOntario
$824
Delta
Oct 12
ONT10:59 pmOntario
35h 41m
2 stops
FLR7:40 pmFlorence Peretola
Oct 18
FLR12:40 pmFlorence Peretola
36h 32m
2 stops
ONT4:12 pmOntario
$884
Delta
Oct 12
ONT10:59 pmOntario
35h 41m
2 stops
FLR7:40 pmFlorence Peretola
Oct 16
FLR6:30 amFlorence Peretola
25h 13m
2 stops
ONT10:43 pmOntario
$900

momondo Fare Finder

 
Customize your flight search to find flights from Ontario 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 April 26, 2026.
Use the filters below to find and compare flights from Ontario to Florence that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Tue 8/18

1:18 pm-4:35 pm

2 stops18h 17m

Florence Peretola

Tue 8/25

1:40 pm-10:58 pm

2 stops18h 18m

$721

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Tue 8/18

1:18 pm-4:35 pm

2 stops18h 17m

Florence Peretola

Tue 8/25

1:40 pm-10:58 pm

2 stops18h 18m

$722

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Thu 7/30

1:18 pm-4:35 pm

2 stops18h 17m

Florence Peretola

Tue 8/25

6:30 am-6:11 pm

2 stops20h 41m

$772

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Mon 10/12

10:59 pm-7:40 pm

2 stops35h 41m

Florence Peretola

Wed 10/21

6:30 am-10:43 pm

2 stops25h 13m

$824

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Mon 8/24

5:45 am-8:15 pm

2 stops29h 30m

Florence Peretola

Fri 8/28

6:30 am-8:52 pm

2 stops23h 22m

$826

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Mon 8/24

5:45 am-8:15 pm

2 stops29h 30m

Florence Peretola

Fri 8/28

6:30 am-9:59 pm

2 stops24h 29m

$827

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Mon 8/3

6:00 am-12:40 pm

2 stops21h 40m

Florence Peretola

Wed 8/12

9:50 am-9:59 pm

2 stops21h 09m

$849

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Wed 8/19

5:00 am-12:40 pm

2 stops22h 40m

Florence Peretola

Sun 8/30

9:50 am-9:59 pm

2 stops21h 09m

$878

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Mon 10/12

10:59 pm-7:40 pm

2 stops35h 41m

Florence Peretola

Sun 10/18

12:40 pm-4:12 pm

2 stops36h 32m

$884

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Sat 8/8

1:18 pm-4:35 pm

2 stops18h 17m

Florence Peretola

Tue 8/18

9:50 am-9:59 pm

2 stops21h 09m

$899

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 Ontario 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 airline that flies from Ontario to Florence Peretola?

United Airlines is the most popular carrier operating from Ontario to Florence Peretola

What airlines fly to Florence?

Lufthansa, Delta and British Airways are the top three most popular airlines that fly to Florence from Ontario according to our data. Lufthansa is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Florence. Keep in mind that there are 14 different airlines that fly to Florence on a routine basis, so you have a few additional options to choose from.

When to book flights from Ontario to Florence

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Florence according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Florence (ONT to FLR) flight deals and tips

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

Fastest flight time

18h 17m

Direct flights

None
The fastest flight from Ontario to Florence takes 18h 17m
There are no direct flights from Ontario to Florence. There are no popular flight routes from Ontario to Florence.
Search flight deals

Frequently asked questions about flying from Ontario to Florence

  • How far is Ontario to Florence Peretola by plane?

    Florence Peretola is 6167.5 mi away from Ontario. Typically, this will take 18h 17m by plane in normal conditions.

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

    Prices for flights from Ontario Airport to Florence Peretola Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario Airport 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.

  • What is the most popular airline from Ontario to Florence?

Best airlines flying from Ontario to Florence

Compare and see reviews for airlines that fly from Ontario to Florence with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $557Free CancellationRating
7.4
9,657 reviews
Search United Airlines flights

Traveling to a place near Florence?

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

Why use momondo?

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

Finding the right flight to Florence from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Florence quick and easy, saving you time and money.

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

Yes. All flights to Florence from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Florence.

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

Yes. momondo can track prices for Ontario to Florence flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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