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$426+ Cheap flights from Florence (FLR) to San Francisco (SFO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/20. Fares are subject to change and may not be available on all flights or dates of travel.
FLR — SFO
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Florence Peretola to San Francisco are usually found in January or February, booked 46 days in advance, depart on a Friday or Tuesday and return on a Tuesday

Find flight deals from Florence to San Francisco

Cheapest flights from Florence to San Francisco
Explore the most affordable flight options available from Florence to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This lol.travel deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/207:15 pmFLR - SFO
1 stop29h 50mTAP AIR PORTUGAL
Fri 11/287:10 pmSFO - FLR
1 stop31h 25mTAP AIR PORTUGAL
Deal found 10/26$426
This lol.travel deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/66:35 amFLR - SFO
1 stop15h 30mITA Airways
Thu 11/133:05 pmSFO - FLR
1 stop14h 40mITA Airways
Deal found 10/27$572
This lol.travel deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/227:10 pmFLR - SFO
2 stops35h 40mITA Airways
Sat 11/293:05 pmSFO - FLR
1 stop18h 20mITA Airways
Deal found 10/27$597
This lol.travel deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3111:40 amFLR - SFO
1 stop34h 25mITA Airways
Thu 11/63:05 pmSFO - FLR
1 stop22h 35mITA Airways
Deal found 10/26$615
This lol.travel deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/206:35 amFLR - SFO
1 stop15h 30mITA Airways
Fri 11/2810:54 amSFO - FLR
2 stops18h 51mITA Airways
Deal found 10/26$644
This oojo deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/511:40 amFLR - SFO
1 stop34h 25mITA Airways
Sun 11/910:54 amSFO - FLR
2 stops26h 46mITA Airways
Deal found 10/28$649
This lol.travel deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/206:35 amFLR - SFO
2 stops23h 47mAir Canada
Fri 11/287:30 amSFO - FLR
2 stops20h 05mAir Canada
Deal found 10/26$655
This ITA Airways deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ITA Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/216:35 amFLR - SFO
2 stops22h 42mITA Airways
Thu 12/43:05 pmSFO - FLR
1 stop18h 20mITA Airways
Deal found 10/28$659
This oojo deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/306:35 amFLR - SFO
1 stop15h 30mITA Airways
Mon 11/33:05 pmSFO - FLR
1 stop18h 20mITA Airways
Deal found 10/26$668

Cheap flight deals from Florence to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Florence (FLR) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$426
(lol.travel)

Popular in

December

Cheapest in

January

Average price

$652
Provider with most accurate pricing for Florence Peretola-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Florence Peretola-San Francisco flights.
Search Deals
From Florence Peretola to San Francisco
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($6 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Florence to San Francisco 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, Cheapflights users made 2,558,603 searches. Data last updated October 28, 2025.
Use the filters below to find and compare flights from Florence to San Francisco that are best for you.

Fly from

Florence

Fly to

San Francisco

Route

Depart

Return

Price

FlorenceSan Francisco

FLR - SFO

FLRSFO

Florence Peretola

Sat 11/22

7:10 pm-9:50 pm

2 stops35h 40m

San Francisco

Sat 11/29

3:05 pm-6:25 pm

1 stop18h 20m

$597

FlorenceSan Francisco

FLR - SFO

FLRSFO

Florence Peretola

Fri 3/20

6:30 am-6:56 pm

2 stops20h 26m

San Francisco

Sun 4/5

9:00 am-2:45 pm

2 stops20h 45m

$645

FlorenceSan Francisco

FLR - SFO

FLRSFO

Florence Peretola

Fri 11/21

6:35 am-8:17 pm

2 stops22h 42m

San Francisco

Thu 12/4

3:05 pm-6:25 pm

1 stop18h 20m

$659

FlorenceSan Francisco

FLR - SFO

FLRSFO

Florence Peretola

Sat 11/22

2:15 pm-9:35 am

2 stops28h 20m

San Francisco

Sat 11/29

8:38 am-1:35 pm

2 stops19h 57m

$663

FlorenceSan Francisco

FLR - SFO

FLRSFO

Florence Peretola

Thu 11/20

2:40 pm-4:30 pm

1 stop34h 50m

San Francisco

Fri 11/28

7:25 pm-6:05 pm

1 stop13h 40m

$689

FlorenceSan Francisco

FLR - SFO

FLRSFO

Florence Peretola

Thu 11/20

6:35 am-3:55 pm

1 stop18h 20m

San Francisco

Fri 11/28

7:25 pm-2:05 pm

1 stop33h 40m

$689

FlorenceSan Francisco

FLR - SFO

FLRSFO

Florence Peretola

Fri 11/21

2:15 pm-8:10 pm

1 stop14h 55m

San Francisco

Thu 12/4

7:25 pm-2:05 pm

1 stop33h 40m

$693

FlorenceSan Francisco

FLR - SFO

FLRSFO

Florence Peretola

Fri 4/17

7:05 am-1:50 pm

1 stop15h 45m

$449

FlorenceSan Francisco

FLR - SFO

FLRSFO

Florence Peretola

Tue 3/17

3:30 pm-9:41 am

2 stops26h 11m

$455

FlorenceSan Francisco

FLR - SFO

FLRSFO

Florence Peretola

Sun 4/19

6:55 pm-12:21 am

2 stops38h 26m

$457

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Showing 1-10 of 13 results
1
2

Compare providers for flights from Florence to San Francisco

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Florence to San Francisco in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Florence-San Francisco flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Florence-San Francisco flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Florence-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Florence-San Francisco flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Florence-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Florence to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Florence with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Florence to San Francisco

How far ahead should I book a flight from Florence to San Francisco?

Use this chart to determine the optimal time to book a round-trip flight from Florence to San Francisco. Price data was last updated on October 24, 2025.

Booking 42 days in advance of your planned departure date is, on average, the best time to get cheap flights from Florence to San Francisco. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Florence to San Francisco?

Currently, November is the cheapest month in which you can book a flight from Florence to San Francisco (average of $435). Flying from Florence to San Francisco in July is currently the most expensive (average of $711). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from FLR to SFO?

Find hourly flight availability from Florence to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 28, 2025.

One of the essential ways to save on airfare from Florence to San Francisco is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 49% on airfare.

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated October 28, 2025.
Get a feel of what it's like to fly with United Airlines and Lufthansa from Florence to San Francisco by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,001 reviews

Boarding

7.7

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
9,001 reviews
United Airlines
7.4
Good
9,001 reviews

Boarding

7.7

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
Lufthansa
6.8
Okay
7,535 reviews
United Airlines
7.4
Good
9,001 reviews

Boarding

7.7

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

Find useful and relevant information for your journey from Florence to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Florence to San Francisco?

    Airlines like ITA Airways, Air Canada, and SWISS fly from Florence to San Francisco in about 28h 20m. The time it takes to get you to your destination can typically vary by up to 7h 20m. The distance between Florence and San Francisco is about 6101 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Florence to San Francisco round-trip?

    Currently priced at $554, Lufthansa will fly you from Florence to San Francisco and back. In addition to Lufthansa, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on United Airlines for as low as $566. These flights start at 25% lower than the current average price 3 months from now.

  • Can I find deals for flights from Florence to San Francisco that include hotel bookings?

    Yes. In addition to deals on Florence to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Florence to San Francisco?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Florence to San Francisco.

  • Can I find deals for business class flights from Florence to San Francisco?

    Yes. Cheapflights offers flight deals from Florence to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Florence to San Francisco?

    Currently, November is the cheapest month in which you can book a flight from Florence to San Francisco (average of $435). Flying from Florence to San Francisco in July is currently the most expensive (average of $711). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Roseville
South San Francisco
Santa Cruz
Livermore
Turlock
Watsonville
Sunnyvale
Santa Clara
Antioch
Manteca
Vallejo
Hollister
Vacaville
San Bruno
Foster City
Redwood City
Union City
Fairfield
Burlingame
Lodi

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Top 2 airlines flying from Florence to San Francisco

Discover the top 2 airlines that operate flights from Florence to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$554Average$801FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$566Average$707FlexibilityNo cancel feeOn-time69%

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