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Sardinia

$480+ Cheap flights from Fremont, CA 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 6/10. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — CAG
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Cheap flight deals from Fremont to Sardinia

Cheapest flights from Fremont to Sardinia
Explore the most affordable flight options available from Fremont to Sardinia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/37:40 pm
SFO
-
CAG
1 stop28h 10m
Multiple Airlines
Wed 5/131:40 pm
CAG
-
SFO
1 stop37h 15m
Multiple Airlines
Deal found 1/26$515
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/57:40 pm
SFO
-
CAG
1 stop28h 10m
Multiple Airlines
Wed 5/131:40 pm
CAG
-
SFO
1 stop37h 15m
Multiple Airlines
Deal found 1/26$517
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/37:40 pm
SFO
-
CAG
1 stop28h 10m
Multiple Airlines
Thu 5/149:35 am
CAG
-
SFO
1 stop17h 20m
Multiple Airlines
Deal found 1/26$518
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/57:40 pm
SFO
-
CAG
1 stop28h 10m
Multiple Airlines
Thu 5/149:35 am
CAG
-
SFO
1 stop17h 20m
Multiple Airlines
Deal found 1/26$520
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/112:40 pm
SFO
-
OLB
1 stop17h 55m
Lufthansa
Tue 8/2512:00 pm
OLB
-
SFO
1 stop16h 00m
Lufthansa
Deal found 1/26$524
This FlightHub deal was found by Cheapflights users on 1/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/117:35 pm
SFO
-
OLB
1 stop15h 50m
Multiple Airlines
Tue 8/2512:00 pm
OLB
-
SFO
1 stop16h 00m
Multiple Airlines
Deal found 1/28$526
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/37:40 pm
SFO
-
CAG
1 stop28h 10m
Multiple Airlines
Tue 5/129:35 am
CAG
-
SFO
1 stop17h 20m
Multiple Airlines
Deal found 1/26$526
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/57:40 pm
SFO
-
CAG
1 stop28h 10m
Multiple Airlines
Tue 5/129:35 am
CAG
-
SFO
1 stop17h 20m
Multiple Airlines
Deal found 1/26$527
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/123:05 pm
SFO
-
OLB
1 stop18h 10m
Multiple Airlines
Tue 8/259:55 pm
OLB
-
SFO
1 stop22h 50m
Multiple Airlines
Deal found 1/26$531
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/108:10 pm
SFO
-
OLB
1 stop28h 20m
Multiple Airlines
Wed 8/269:15 am
OLB
-
SFO
1 stop35h 30m
Multiple Airlines
Deal found 1/26$532
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/107:35 pm
SFO
-
OLB
1 stop16h 00m
SWISS
Thu 8/279:20 pm
OLB
-
SFO
1 stop27h 55m
SWISS
Deal found 1/26$537
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/123:05 pm
SFO
-
OLB
1 stop18h 10m
Delta
Fri 8/2810:15 am
OLB
-
SFO
1 stop16h 45m
Delta
Deal found 1/26$538

Find flight deals from Fremont to Sardinia

Keep the following information in mind while searching for Fremont to Sardinia flight deals. Data was last updated January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$515
(Kiwi.com)

One-way from

$480
(Kiwi.com)
Provider with most accurate pricing for San Francisco-Olbia Costa Smeralda flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Olbia Costa Smeralda flights.
Search Deals
From Fremont to Sardinia
Search Deals
One-way flight from Fremont to Sardinia
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Fremont 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 January 28, 2026.
Use the filters below to find and compare flights from Fremont to Sardinia that are best for you.

Fly from

Fremont

Fly to

Sardinia

Route

Depart

Return

Price

San FranciscoCagliari

SFO - CAG

SFOCAG

San Francisco

Tue 5/5

7:40 pm-8:50 am

1 stop28h 10m

Cagliari Elmas

Thu 5/14

9:35 am-5:55 pm

1 stop17h 20m

$520

San FranciscoCagliari

SFO - CAG

SFOCAG

San Francisco

Wed 3/4

5:30 pm-10:30 pm

2 stops20h 00m

Cagliari Elmas

Wed 3/11

7:00 pm-7:45 pm

2 stops56h 45m

$630

San FranciscoCagliari

SFO - CAG

SFOCAG

San Francisco

Thu 5/7

5:45 pm-9:30 pm

2 stops18h 45m

Cagliari Elmas

Tue 5/12

9:35 am-5:55 pm

1 stop17h 20m

$792

San FranciscoAlghero

SFO - AHO

SFOAHO

San Francisco

Thu 3/12

4:05 pm-6:45 pm

1 stop18h 40m

Alghero-Fertilia

Thu 3/19

7:10 am-7:02 pm

2 stops19h 52m

$834

San FranciscoCagliari

SFO - CAG

SFOCAG

San Francisco

Tue 5/5

7:40 pm-8:50 am

1 stop28h 10m

Cagliari Elmas

Wed 5/13

1:40 pm-1:50 pm

2 stops33h 10m

$848

San FranciscoCagliari

SFO - CAG

SFOCAG

San Francisco

Sun 5/3

7:40 pm-8:50 am

1 stop28h 10m

Cagliari Elmas

Sun 5/10

11:45 pm-1:50 pm

2 stops47h 05m

$904

San FranciscoCagliari

SFO - CAG

SFOCAG

San Francisco

Tue 5/5

7:40 pm-8:50 am

1 stop28h 10m

Cagliari Elmas

Mon 5/11

5:20 pm-1:50 pm

2 stops29h 30m

$913

San FranciscoCagliari

SFO - CAG

SFOCAG

San Francisco

Thu 5/7

7:40 pm-8:50 am

1 stop28h 10m

Cagliari Elmas

Sun 5/10

11:45 pm-1:50 pm

2 stops47h 05m

$947

San FranciscoAlghero

SFO - AHO

SFOAHO

San Francisco

Fri 3/13

10:40 pm-10:05 am

2 stops27h 25m

Alghero-Fertilia

Fri 3/20

8:55 am-9:10 pm

2 stops20h 15m

$960

San FranciscoOlbia

SFO - OLB

SFOOLB

San Francisco

Fri 3/13

8:55 pm-10:40 pm

2 stops17h 45m

Olbia Costa Smeralda

Fri 3/20

10:05 am-9:10 pm

1 stop19h 05m

$972

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 25 results
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Best time to book a flight from Fremont to Sardinia

Have a flexible travel schedule? Discover the best time to fly to Sardinia from Fremont 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 Fremont to Sardinia
No data available for this route at this time. Please check back soon.

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 January 28, 2026.
Read through reviews of airlines operating flights from Fremont to Sardinia, such as SWISS, Lufthansa, and ITA Airways. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.6
Good
1,863 reviews

Food

7.1

Entertainment

6.8

Overall

7.6

Crew

8.3

Boarding

7.7

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Katerina,Sep 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
SWISS
7.6
Good
1,863 reviews
SWISS
7.6
Good
1,863 reviews

Food

7.1

Entertainment

6.8

Overall

7.6

Crew

8.3

Boarding

7.7

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Katerina,Sep 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
Lufthansa
6.8
Okay
7,749 reviews
SWISS
7.6
Good
1,863 reviews

Food

7.1

Entertainment

6.8

Overall

7.6

Crew

8.3

Boarding

7.7

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Katerina,Sep 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
ITA Airways
6.7
Okay
1,131 reviews
SWISS
7.6
Good
1,863 reviews

Food

7.1

Entertainment

6.8

Overall

7.6

Crew

8.3

Boarding

7.7

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Katerina,Sep 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.

Related info for your journey

Find useful and relevant information for your journey from Fremont to Sardinia. 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 Fremont to Sardinia?

    For as low as $834, ITA Airways can have you in Sardinia from Fremont in 18h 40m. Fremont and Sardinia are separated by a distance of 6191 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Fremont to Sardinia?

    When deciding which route to take from Fremont 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 Fremont to Sardinia that include hotel bookings?

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

  • How can I find direct flights from Fremont to Sardinia?

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

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

    Yes. Cheapflights offers flight deals from Fremont 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 Fremont to Sardinia

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Top 3 airlines flying from Fremont to Sardinia

Discover the top 3 airlines that operate flights from Fremont 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 January 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$704Average$1,077FlexibilityNo cancel feeOn-time79%
LufthansaCheapest$707Average$1,139FlexibilityNo cancel feeOn-time76%
ITA AirwaysCheapest$869Average$1,317FlexibilityNo cancel feeOn-time81%

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