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Cheap flights from Ontario to Florence from $333

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 7/20. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Ontario to Florence

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
1:00 pm - 4:30 pm
ONT
-
FLR
18h 30m
2 stops
United Airlines Logo
2:20 pm - 11:06 pm
FLR
-
ONT
17h 46m
2 stops
$770United Airlines
Fri, Nov 13 - Fri, Nov 20
Delta Logo
6:20 am - 12:10 pm
ONT
-
FLR
20h 50m
2 stops
Delta Logo
6:30 am - 10:45 pm
FLR
-
ONT
25h 15m
2 stops
$827Delta
Tue, Aug 11 - Sun, Aug 23
Multiple Airlines Logo
9:43 am - 2:25 pm
ONT
-
FLR
19h 42m
2 stops
Multiple Airlines Logo
6:30 am - 5:21 pm
FLR
-
ONT
19h 51m
2 stops
$828Multiple Airlines
Tue, Aug 11 - Sun, Aug 23
United Airlines Logo
1:18 pm - 8:15 pm
ONT
-
FLR
21h 57m
2 stops
United Airlines Logo
1:20 pm - 10:35 pm
FLR
-
ONT
18h 15m
2 stops
$861United Airlines
Wed, Aug 19 - Tue, Aug 25
United Airlines Logo
1:00 pm - 4:30 pm
ONT
-
FLR
18h 30m
2 stops
United Airlines Logo
2:20 pm - 11:06 pm
FLR
-
ONT
17h 46m
2 stops
$875United Airlines
Wed, Nov 4 - Sat, Nov 14
Multiple Airlines Logo
9:43 am - 2:25 pm
ONT
-
FLR
19h 42m
2 stops
Multiple Airlines Logo
11:20 am - 10:45 pm
FLR
-
ONT
20h 25m
2 stops
$883Multiple Airlines
Wed, Aug 5 - Thu, Aug 13
United Airlines Logo
5:45 am - 12:40 pm
ONT
-
FLR
21h 55m
2 stops
United Airlines Logo
6:30 am - 10:51 pm
FLR
-
ONT
25h 21m
2 stops
$887United Airlines
Sun, Jul 12 - Thu, Jul 23
Delta Logo
10:00 pm - 7:40 pm
ONT
-
FLR
36h 40m
2 stops
Delta Logo
11:20 am - 10:38 am
FLR
-
ONT
32h 18m
2 stops
$888Delta
Sun, Jul 12 - Wed, Jul 22
Delta Logo
11:59 am - 5:15 pm
ONT
-
FLR
20h 16m
2 stops
Delta Logo
6:40 am - 10:52 pm
FLR
-
ONT
25h 12m
2 stops
$889Delta
Sun, Jul 12 - Tue, Jul 21
United Airlines Logo
1:18 pm - 8:15 pm
ONT
-
FLR
21h 57m
2 stops
United Airlines Logo
2:20 pm - 11:06 pm
FLR
-
ONT
17h 46m
2 stops
$909United Airlines
Mon, Aug 24 - Mon, Dec 21

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United Airlines flights from Ontario to Florence

Our best United Airlines deals on Ontario to Florence flight tickets
United Airlines
Nov 13
ONT1:00 pmOntario
18h 30m
2 stops
FLR4:30 pmFlorence Peretola
Nov 20
FLR2:20 pmFlorence Peretola
17h 46m
2 stops
ONT11:06 pmOntario
$770
United Airlines
Aug 19
ONT1:18 pmOntario
21h 57m
2 stops
FLR8:15 pmFlorence Peretola
Aug 25
FLR1:20 pmFlorence Peretola
18h 15m
2 stops
ONT10:35 pmOntario
$861
United Airlines
Nov 4
ONT1:00 pmOntario
18h 30m
2 stops
FLR4:30 pmFlorence Peretola
Nov 14
FLR2:20 pmFlorence Peretola
17h 46m
2 stops
ONT11:06 pmOntario
$875

Delta flights from Ontario to Florence

Our best Delta deals on Ontario to Florence flight tickets
Delta
Aug 11
ONT6:20 amOntario
20h 50m
2 stops
FLR12:10 pmFlorence Peretola
Aug 23
FLR6:30 amFlorence Peretola
25h 15m
2 stops
ONT10:45 pmOntario
$827
Delta
Jul 12
ONT10:00 pmOntario
36h 40m
2 stops
FLR7:40 pmFlorence Peretola
Jul 22
FLR11:20 amFlorence Peretola
32h 18m
2 stops
ONT10:38 amOntario
$888
Delta
Jul 12
ONT11:59 amOntario
20h 16m
2 stops
FLR5:15 pmFlorence Peretola
Jul 21
FLR6:40 amFlorence Peretola
25h 12m
2 stops
ONT10:52 pmOntario
$889

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 June 11, 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

Fri 11/13

1:00 pm-4:30 pm

2 stops18h 30m

Florence Peretola

Fri 11/20

2:20 pm-11:06 pm

2 stops17h 46m

$770

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Tue 8/11

6:20 am-12:10 pm

2 stops20h 50m

Florence Peretola

Sun 8/23

6:30 am-10:45 pm

2 stops25h 15m

$827

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Tue 8/11

9:43 am-2:25 pm

2 stops19h 42m

Florence Peretola

Sun 8/23

6:30 am-5:21 pm

2 stops19h 51m

$828

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Wed 8/19

1:18 pm-8:15 pm

2 stops21h 57m

Florence Peretola

Tue 8/25

1:20 pm-10:35 pm

2 stops18h 15m

$861

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Wed 11/4

1:00 pm-4:30 pm

2 stops18h 30m

Florence Peretola

Sat 11/14

2:20 pm-11:06 pm

2 stops17h 46m

$875

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Wed 8/5

9:43 am-2:25 pm

2 stops19h 42m

Florence Peretola

Thu 8/13

11:20 am-10:45 pm

2 stops20h 25m

$883

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Sun 7/12

5:45 am-12:40 pm

2 stops21h 55m

Florence Peretola

Thu 7/23

6:30 am-10:51 pm

2 stops25h 21m

$887

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Sun 7/12

10:00 pm-7:40 pm

2 stops36h 40m

Florence Peretola

Wed 7/22

11:20 am-10:38 am

2 stops32h 18m

$888

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Sun 7/12

11:59 am-5:15 pm

2 stops20h 16m

Florence Peretola

Tue 7/21

6:40 am-10:52 pm

2 stops25h 12m

$889

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Mon 8/24

1:18 pm-8:15 pm

2 stops21h 57m

Florence Peretola

Mon 12/21

2:20 pm-11:06 pm

2 stops17h 46m

$909

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?

Delta, United Airlines, and Lufthansa are the most popular carriers 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 10m

Direct flights

None
The fastest flight from Ontario to Florence takes 18h 10m
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 10m 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 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.

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
Fiesole
Pistoia
Arezzo
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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