HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Sardinia

$345+ Cheap flights from San Francisco (SFO) to Sardinia

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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — CAG
Nov 22 — Nov 291
Sat 11/22
Sat 11/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Francisco to Sardinia with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from San Francisco to Sardinia

Keep the following information in mind while searching for San Francisco to Sardinia flight deals. Data was last updated October 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$643
(FlightHub)

One-way from

$345
(Kiwi.com)
Provider with most accurate pricing for San Francisco-Cagliari Elmas flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Cagliari Elmas flights.
Search Deals
From San Francisco to Sardinia
Search Deals
One-way flight from San Francisco to Sardinia
Search Deals

Find flight deals from San Francisco to Sardinia

Cheapest flights from San Francisco to Sardinia
Explore the most affordable flight options available from San Francisco to Sardinia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2025.

This Mytrip deal was found by Cheapflights users on 10/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/102:40 pmSFO - CAG
2 stops22h 50mMultiple Airlines
Mon 11/241:30 pmCAG - SFO
2 stops32h 10mMultiple Airlines
Deal found 10/22$692
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/234:20 pmSFO - CAG
2 stops30h 10mMultiple Airlines
Sat 11/87:20 pmCAG - SFO
1 stop33h 50mMultiple Airlines
Deal found 10/22$746
This Mytrip deal was found by Cheapflights users on 10/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/232:40 pmSFO - OLB
2 stops23h 00mMultiple Airlines
Thu 10/307:00 amOLB - SFO
2 stops21h 35mMultiple Airlines
Deal found 10/22$885
This Mytrip deal was found by Cheapflights users on 10/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/74:40 pmSFO - CAG
2 stops22h 25mMultiple Airlines
Tue 11/115:45 amCAG - SFO
3 stops41h 45mMultiple Airlines
Deal found 10/22$951
This Expedia deal was found by Cheapflights users on 10/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/307:45 amSFO - AHO
2 stops21h 45mMultiple Airlines
Tue 12/307:00 amAHO - SFO
2 stops22h 45mMultiple Airlines
Deal found 10/22$1,396
This Trip.com deal was found by Cheapflights users on 10/22. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/232:40 pmSFO - OLB
1 stop17h 55mLufthansa
Thu 10/306:15 pmOLB - SFO
1 stop27h 25mLufthansa
Deal found 10/22$2,236
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/214:30 pmSFO - OLB
1 stop16h 05mMultiple Airlines
Tue 10/284:35 pmOLB - SFO
2 stops30h 55mMultiple Airlines
Deal found 10/20$7,901

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Sardinia 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 23, 2025.
Use the filters below to find and compare flights from San Francisco to Sardinia that are best for you.

Fly from

San Francisco

Fly to

Sardinia

Route

Depart

Return

Price

San FranciscoCagliari

SFO - CAG

SFOCAG

San Francisco

Mon 11/10

2:40 pm-10:30 pm

2 stops22h 50m

Cagliari Elmas

Mon 11/24

1:30 pm-12:40 pm

2 stops32h 10m

$692

San FranciscoAlghero

SFO - AHO

SFOAHO

San Francisco

Wed 3/4

9:25 am-2:30 pm

2 stops20h 05m

Alghero-Fertilia

Sun 3/8

7:30 pm-2:05 pm

1 stop26h 35m

$750

San FranciscoCagliari

SFO - CAG

SFOCAG

San Francisco

Fri 4/3

10:35 pm-5:35 pm

2 stops34h 00m

Cagliari Elmas

Fri 4/10

6:25 pm-9:17 am

2 stops47h 52m

$856

San FranciscoOlbia

SFO - OLB

SFOOLB

San Francisco

Thu 1/8

4:40 pm-11:00 pm

3 stops21h 20m

Olbia Costa Smeralda

Fri 1/16

12:55 pm-2:45 pm

3 stops34h 50m

$910

San FranciscoOlbia

SFO - OLB

SFOOLB

San Francisco

Fri 4/3

8:10 am-4:35 pm

2 stops23h 25m

Olbia Costa Smeralda

Fri 4/10

9:10 am-5:35 pm

3 stops41h 25m

$981

San FranciscoCagliari

SFO - CAG

SFOCAG

San Francisco

Fri 11/7

5:55 am-4:20 pm

2 stops25h 25m

Cagliari Elmas

Tue 11/11

7:40 pm-6:29 pm

2 stops31h 49m

$1,006

San FranciscoAlghero

SFO - AHO

SFOAHO

San Francisco

Wed 3/4

8:25 am-6:45 pm

3 stops25h 20m

Alghero-Fertilia

Wed 3/11

7:00 am-9:10 pm

2 stops22h 10m

$1,021

San FranciscoCagliari

SFO - CAG

SFOCAG

San Francisco

Fri 4/3

9:05 pm-5:35 pm

1 stop35h 30m

Cagliari Elmas

Fri 4/10

6:25 pm-7:00 pm

1 stop33h 35m

$1,052

San FranciscoOlbia

SFO - OLB

SFOOLB

San Francisco

Fri 4/3

9:05 pm-11:20 am

1 stop29h 15m

Olbia Costa Smeralda

Fri 4/10

12:00 pm-7:00 pm

1 stop16h 00m

$1,137

San FranciscoAlghero

SFO - AHO

SFOAHO

San Francisco

Fri 4/3

8:10 am-9:10 pm

3 stops28h 00m

Alghero-Fertilia

Fri 4/10

10:50 am-5:35 pm

3 stops39h 45m

$1,183

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/22

Showing 1-10 of 12 results
1
2

Best time to book a flight from San Francisco to Sardinia

Have a flexible travel schedule? Discover the best time to fly to Sardinia from San Francisco 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 San Francisco to Sardinia

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

Find hourly flight availability from San Francisco to Sardinia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 23, 2025.

It’s optimal to fly from San Francisco to Sardinia in the morning. By choosing this option you can save up to 70% on the cost of your flight, compared to a flight at noon.

Reviews of airlines servicing Sardinia

Get insights into the airlines that provide service to Sardinia. 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 Sardinia. Reviews last updated October 23, 2025.
Peruse reviews from past customers who have flown with SWISS, Lufthansa, and ITA Airways from San Francisco to Sardinia to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.5
Good
1,772 reviews

Entertainment

6.8

Boarding

7.7

Overall

7.5

Comfort

7.4

Food

7.1

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Leonardo,Aug 2025

HKG - ZRH

Particularly good to do immigration in Zurich. The line is way more efficient and you can take a connecting flight in one hour. Great value for money.
SWISS
7.5
Good
1,772 reviews
SWISS
7.5
Good
1,772 reviews

Entertainment

6.8

Boarding

7.7

Overall

7.5

Comfort

7.4

Food

7.1

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Leonardo,Aug 2025

HKG - ZRH

Particularly good to do immigration in Zurich. The line is way more efficient and you can take a connecting flight in one hour. Great value for money.
Lufthansa
6.8
Okay
7,518 reviews
SWISS
7.5
Good
1,772 reviews

Entertainment

6.8

Boarding

7.7

Overall

7.5

Comfort

7.4

Food

7.1

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Leonardo,Aug 2025

HKG - ZRH

Particularly good to do immigration in Zurich. The line is way more efficient and you can take a connecting flight in one hour. Great value for money.
ITA Airways
6.7
Okay
1,074 reviews
SWISS
7.5
Good
1,772 reviews

Entertainment

6.8

Boarding

7.7

Overall

7.5

Comfort

7.4

Food

7.1

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Leonardo,Aug 2025

HKG - ZRH

Particularly good to do immigration in Zurich. The line is way more efficient and you can take a connecting flight in one hour. Great value for money.

Related info for your journey

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

  • What airport do you fly from for flights from San Francisco to Sardinia?

    For a flight from San Francisco to Sardinia, you will be flying from San Francisco. San Francisco (SFO) is just 11.8 mi from the center of the city.

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

    Airlines like ITA Airways fly from San Francisco to Sardinia in about 20h 05m. The time it takes to get you to your destination can typically vary by up to . The distance between San Francisco and Sardinia is about 6191 mi.

  • What are the most popular routes from San Francisco to Sardinia?

    When deciding which route to take from San Francisco to Sardinia consider San Francisco - Cagliari Elmas, San Francisco - Alghero-Fertilia or San Francisco - Olbia Costa Smeralda as they are the most popular.

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

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

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

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

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

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

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Francisco to Sardinia

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Leonardo da Vinci/Fiumicino flights
San Francisco to Leonardo da Vinci/Fiumicino flights
Ontario to Leonardo da Vinci/Fiumicino flights
Santa Ana to Leonardo da Vinci/Fiumicino flights
Los Angeles to Malpensa flights
San Francisco to Malpensa flights
Los Angeles to Linate flights
San Francisco to Linate flights
Los Angeles to Vicenza flights
San Jose to Leonardo da Vinci/Fiumicino flights
Burbank to Leonardo da Vinci/Fiumicino flights
San Diego to Leonardo da Vinci/Fiumicino flights
San Francisco to Vicenza flights
Los Angeles to Florence flights
Oakland to Leonardo da Vinci/Fiumicino flights
Los Angeles to Naples flights
Ontario to Malpensa flights
Las Vegas to Leonardo da Vinci/Fiumicino flights
Los Angeles to Bergamo flights
Santa Ana to Malpensa flights
San Diego to Vicenza flights
Los Angeles to Ciampino flights
San Diego to Malpensa flights
Sacramento to Leonardo da Vinci/Fiumicino flights
San Francisco to Florence flights
Los Angeles to Bologna flights
San Diego to Linate flights
San Francisco to Naples flights
Los Angeles to Bari flights
Los Angeles to Turin flights
Ontario to Naples flights
Ontario to Vicenza flights
San Francisco to Ciampino flights
Los Angeles to Palermo flights
Ontario to Florence flights
Santa Ana to Vicenza flights
Fresno to Leonardo da Vinci/Fiumicino flights
San Francisco to Bologna flights
San Diego to Turin flights
Long Beach to Leonardo da Vinci/Fiumicino flights
San Jose to Linate flights
San Diego to Florence flights
Santa Ana to Florence flights
Las Vegas to Malpensa flights
Los Angeles to Catania flights
San Diego to Naples flights
San Francisco to Catania flights
San Francisco to Bergamo flights

Top 3 airlines flying from San Francisco to Sardinia

Discover the top 3 airlines that operate flights from San Francisco to Sardinia. 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 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$704Average$1,282FlexibilityNo cancel feeOn-time79%
LufthansaCheapest$707Average$1,134FlexibilityNo cancel feeOn-time76%
ITA AirwaysCheapest$869Average$1,317FlexibilityNo cancel feeOn-time81%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.