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$750+ Cheap flights from San Francisco (SFO) to Sardinia

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 1/23. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — CAG
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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Cheap flight deals from San Francisco to Sardinia

Best flights from San Francisco to Sardinia
Discover carefully curated flight deals from San Francisco to Sardinia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 23, 2025.

This Mytrip deal was found by Cheapflights users on 12/21. 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 1/238:25 amSFO - CAG
3 stops27h 30mMultiple Airlines
Sun 2/19:35 pmCAG - SFO
2 stops24h 05mMultiple Airlines
Deal found 12/21$863
This Cheapflightsfares deal was found by Cheapflights users on 12/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/283:40 pmSFO - CAG
1 stop17h 35mLufthansa
Fri 4/36:35 pmCAG - SFO
2 stops27h 05mLufthansa
Deal found 12/22$1,338
This Ovago deal was found by Cheapflights users on 12/20. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2310:25 amSFO - OLB
2 stops35h 25mCondor
Thu 5/287:40 amOLB - SFO
2 stops21h 18mCondor
Deal found 12/20$1,655
This Mytrip deal was found by Cheapflights users on 12/21. 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 1/238:25 amSFO - OLB
3 stops21h 05mMultiple Airlines
Sun 2/17:50 pmOLB - SFO
3 stops27h 45mMultiple Airlines
Deal found 12/21$963
This Kiwi.com deal was found by Cheapflights users on 12/20. 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.
Sat 5/238:30 pmSFO - OLB
1 stop14h 05mMultiple Airlines
Thu 5/288:00 amOLB - SFO
1 stop18h 55mMultiple Airlines
Deal found 12/20$1,112
This FlightHub deal was found by Cheapflights users on 12/22. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/2811:31 pmSFO - CAG
2 stops32h 34mMultiple Airlines
Fri 4/36:35 pmCAG - SFO
2 stops55h 25mMultiple Airlines
Deal found 12/22$1,364

Find 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 December 23, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$681
(KLM)
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.
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From San Francisco to Sardinia
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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 December 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

Fri 1/23

8:25 am-8:55 pm

3 stops27h 30m

Cagliari Elmas

Sun 2/1

9:35 pm-12:40 pm

2 stops24h 05m

$863

San FranciscoOlbia

SFO - OLB

SFOOLB

San Francisco

Fri 1/23

8:25 am-2:30 pm

3 stops21h 05m

Olbia Costa Smeralda

Sun 2/1

7:50 pm-2:35 pm

3 stops27h 45m

$963

San FranciscoOlbia

SFO - OLB

SFOOLB

San Francisco

Sat 5/23

8:30 pm-7:35 pm

1 stop14h 05m

Olbia Costa Smeralda

Thu 5/28

8:00 am-5:55 pm

1 stop18h 55m

$1,112

San FranciscoCagliari

SFO - CAG

SFOCAG

San Francisco

Sat 3/28

3:40 pm-5:15 pm

1 stop17h 35m

Cagliari Elmas

Fri 4/3

6:35 pm-12:40 pm

2 stops27h 05m

$1,338

San FranciscoCagliari

SFO - CAG

SFOCAG

San Francisco

Sat 3/28

11:31 pm-5:05 pm

2 stops32h 34m

Cagliari Elmas

Fri 4/3

6:35 pm-5:00 pm

2 stops55h 25m

$1,364

San FranciscoOlbia

SFO - OLB

SFOOLB

San Francisco

Sat 5/23

10:25 am-6:50 am

2 stops35h 25m

Olbia Costa Smeralda

Thu 5/28

7:40 am-7:58 pm

2 stops21h 18m

$1,655

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

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 December 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 December 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
1,817 reviews

Food

7.1

Comfort

7.4

Crew

8.3

Overall

7.5

Boarding

7.7

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
SWISS
7.5
Good
1,817 reviews
SWISS
7.5
Good
1,817 reviews

Food

7.1

Comfort

7.4

Crew

8.3

Overall

7.5

Boarding

7.7

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
Lufthansa
6.8
Okay
7,649 reviews
SWISS
7.5
Good
1,817 reviews

Food

7.1

Comfort

7.4

Crew

8.3

Overall

7.5

Boarding

7.7

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
ITA Airways
6.7
Okay
1,112 reviews
SWISS
7.5
Good
1,817 reviews

Food

7.1

Comfort

7.4

Crew

8.3

Overall

7.5

Boarding

7.7

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.

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 KLM and Condor fly from San Francisco to Sardinia in about 22h 30m. The time it takes to get you to your destination can typically vary by up to 12h 55m. The distance between San Francisco and Sardinia is about 6191 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 - Olbia Costa Smeralda or San Francisco - Alghero-Fertilia 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

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Alternative routes for San Francisco to Sardinia

See prices for flight routes from nearby airports that may be better suited for you.
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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 December 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$704Average$1,282FlexibilityNo cancel feeOn-time79%
LufthansaCheapest$707Average$1,129FlexibilityNo cancel feeOn-time76%
ITA AirwaysCheapest$869Average$1,317FlexibilityNo cancel feeOn-time81%

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