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$355+ Cheap flights from Florence (FLR) to San Francisco (SFO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
FLR — SFO
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap 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 January 27, 2026.

This FlightHub deal was found by Cheapflights users on 1/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/197:15 pm
FLR
-
SFO
1 stop29h 50m
TAP AIR PORTUGAL
Wed 2/254:35 pm
SFO
-
FLR
1 stop16h 55m
TAP AIR PORTUGAL
Deal found 1/25$484
This TAP AIR PORTUGAL deal was found by Cheapflights users on 1/27. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/17:15 pm
FLR
-
SFO
1 stop28h 20m
TAP AIR PORTUGAL
Mon 2/94:35 pm
SFO
-
FLR
1 stop34h 00m
TAP AIR PORTUGAL
Deal found 1/27$505
This ITA Airways deal was found by Cheapflights users on 1/25. 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.
Thu 4/237:00 pm
FLR
-
SFO
1 stop27h 15m
ITA Airways
Sun 4/263:15 pm
SFO
-
FLR
1 stop14h 30m
ITA Airways
Deal found 1/25$605
This oojo deal was found by Cheapflights users on 1/25. 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 2/186:35 am
FLR
-
SFO
2 stops20h 10m
ITA Airways
Wed 2/2510:35 am
SFO
-
FLR
2 stops22h 50m
ITA Airways
Deal found 1/25$609
This United Airlines deal was found by Cheapflights users on 1/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/196:30 am
FLR
-
SFO
1 stop18h 25m
United Airlines
Wed 3/252:35 pm
SFO
-
FLR
1 stop15h 00m
United Airlines
Deal found 1/26$664
This ITA Airways deal was found by Cheapflights users on 1/26. 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 ITA Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/126:25 am
FLR
-
SFO
2 stops19h 47m
ITA Airways
Sun 5/1712:05 pm
SFO
-
FLR
2 stops17h 40m
ITA Airways
Deal found 1/26$667
This United Airlines deal was found by Cheapflights users on 1/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/176:30 am
FLR
-
SFO
1 stop18h 25m
United Airlines
Thu 2/261:30 pm
SFO
-
FLR
1 stop18h 00m
United Airlines
Deal found 1/25$687

Find 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 January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$484
(FlightHub)

One-way from

$355
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$646
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
One-way flight from Florence Peretola to San Francisco
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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 January 27, 2026.
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

Thu 4/23

7:00 pm-1:15 pm

1 stop27h 15m

San Francisco

Sun 4/26

3:15 pm-2:45 pm

1 stop14h 30m

$605

FlorenceSan Francisco

FLR - SFO

FLRSFO

Florence Peretola

Tue 5/12

6:25 am-1:15 pm

1 stop15h 50m

San Francisco

Sun 5/17

3:15 pm-10:40 pm

1 stop22h 25m

$605

FlorenceSan Francisco

FLR - SFO

FLRSFO

Florence Peretola

Thu 3/19

6:30 am-4:55 pm

1 stop18h 25m

San Francisco

Wed 3/25

2:35 pm-1:35 pm

1 stop15h 00m

$664

FlorenceSan Francisco

FLR - SFO

FLRSFO

Florence Peretola

Tue 2/17

7:10 pm-6:55 pm

2 stops32h 45m

San Francisco

Wed 2/25

9:24 am-10:40 pm

2 stops28h 16m

$667

FlorenceSan Francisco

FLR - SFO

FLRSFO

Florence Peretola

Mon 4/20

6:15 am-5:55 pm

2 stops44h 40m

$355

FlorenceSan Francisco

FLR - SFO

FLRSFO

Florence Peretola

Wed 5/20

1:25 pm-5:55 pm

1 stop37h 30m

$379

FlorenceSan Francisco

FLR - SFO

FLRSFO

Florence Peretola

Wed 5/20

7:45 pm-5:55 pm

3 stops31h 10m

$426

FlorenceSan Francisco

FLR - SFO

FLRSFO

Florence Peretola

Sat 5/2

1:10 pm-12:00 pm

3 stops55h 50m

$430

FlorenceSan Francisco

FLR - SFO

FLRSFO

Florence Peretola

Sat 5/16

10:00 pm-9:55 pm

2 stops32h 55m

$441

FlorenceSan Francisco

FLR - SFO

FLRSFO

Florence Peretola

Sun 2/8

6:45 am-8:10 pm

1 stop22h 25m

$448

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 11 results
1
2
  • Most accurate provider: When it comes to deals on Florence-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Florence-San Francisco flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 January 23, 2026.

Booking 37 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 $714). 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.

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 January 27, 2026.
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
9,205 reviews

Entertainment

7.1

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

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
9,205 reviews
United Airlines
7.4
Good
9,205 reviews

Entertainment

7.1

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

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
7,749 reviews
United Airlines
7.4
Good
9,205 reviews

Entertainment

7.1

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

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 fly from Florence to San Francisco in about 27h 15m. The time it takes to get you to your destination can typically vary by up to . The distance between Florence and San Francisco is about 6101 mi.

  • 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 $637. These flights start at 27% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Florence to San Francisco one-way?

    For one-way options, check prices for LEVEL. According to our data, you can fly for as low as $452. Users have also found prices from $472 and $489 on British Airways and Iberia, respectively.

  • 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 $714). 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
South San Francisco
Santa Cruz
Roseville
Santa Clara
Livermore
Watsonville
San Bruno
Daly City
Sunnyvale
Turlock
Vacaville
San Carlos
San Ramon
Manteca
Vallejo
San Lorenzo
Davis
Hollister
Redwood City
Union City

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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 January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$554Average$956FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$637Average$716FlexibilityNo cancel feeOn-time69%

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