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Sardinia

$449+ Cheap flights from Boston (BOS) 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 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — CAG
Dec 1 — Dec 81
Mon 12/1
Mon 12/8
1 adult, Economy
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Find flight deals from Boston to Sardinia

Cheapest flights from Boston to Sardinia
Explore the most affordable flight options available from Boston to Sardinia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 1, 2025.

This Gotogate deal was found by Cheapflights users on 10/31. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/167:50 pmBOS - AHO
2 stops16h 55mMultiple Airlines
Tue 12/237:00 amAHO - BOS
2 stops16h 50mMultiple Airlines
Deal found 10/31$658
This Kiwi.com deal was found by Cheapflights users on 10/31. 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.
Fri 11/1410:45 pmBOS - CAG
2 stops28h 35mMultiple Airlines
Sat 11/221:25 pmCAG - BOS
1 stop13h 30mMultiple Airlines
Deal found 10/31$968
This FlightHub deal was found by Cheapflights users on 10/31. 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 11/19:40 pmBOS - OLB
1 stop12h 05mLufthansa
Sat 11/85:25 pmOLB - BOS
1 stop31h 10mLufthansa
Deal found 10/31$1,236
This Mytrip deal was found by Cheapflights users on 10/31. 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.
Sat 11/16:40 pmBOS - OLB
3 stops19h 30mMultiple Airlines
Sat 11/82:10 pmOLB - BOS
2 stops29h 35mMultiple Airlines
Deal found 10/31$2,008

Cheap flight deals from Boston to Sardinia

Keep the following information in mind while searching for Boston to Sardinia flight deals. Data was last updated November 1, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$610
(Lufthansa)

Popular in

February

Cheapest in

January
Provider with most accurate pricing for Boston Logan Intl-Cagliari Elmas flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Cagliari Elmas flights.
Search Deals
From Boston Logan Intl to Sardinia
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($50 potential savings vs. average RT price).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston 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 November 1, 2025.
Use the filters below to find and compare flights from Boston to Sardinia that are best for you.

Fly from

Boston

Fly to

Sardinia

Route

Depart

Return

Price

BostonOlbia

BOS - OLB

BOSOLB

Boston Logan Intl

Tue 4/7

5:40 pm-5:35 pm

1 stop17h 55m

Olbia Costa Smeralda

Tue 4/21

12:00 pm-9:27 pm

2 stops15h 27m

$449

BostonOlbia

BOS - OLB

BOSOLB

Boston Logan Intl

Mon 4/6

8:05 pm-5:35 pm

2 stops15h 30m

Olbia Costa Smeralda

Tue 4/21

12:00 pm-9:27 pm

2 stops15h 27m

$454

BostonOlbia

BOS - OLB

BOSOLB

Boston Logan Intl

Mon 4/6

5:40 pm-5:35 pm

1 stop17h 55m

Olbia Costa Smeralda

Tue 4/21

12:00 pm-5:40 pm

1 stop11h 40m

$464

BostonOlbia

BOS - OLB

BOSOLB

Boston Logan Intl

Sun 4/12

8:05 pm-4:35 pm

1 stop14h 30m

Olbia Costa Smeralda

Sun 4/26

5:30 pm-5:40 pm

1 stop30h 10m

$503

BostonOlbia

BOS - OLB

BOSOLB

Boston Logan Intl

Sun 4/12

5:30 am-4:35 pm

2 stops29h 05m

Olbia Costa Smeralda

Sun 4/26

9:50 am-5:40 pm

2 stops37h 50m

$521

BostonOlbia

BOS - OLB

BOSOLB

Boston Logan Intl

Sun 3/29

8:05 pm-4:35 pm

1 stop14h 30m

Olbia Costa Smeralda

Wed 4/1

12:00 pm-5:40 pm

1 stop11h 40m

$610

BostonAlghero

BOS - AHO

BOSAHO

Boston Logan Intl

Fri 1/9

7:50 pm-6:45 pm

2 stops16h 55m

Alghero-Fertilia

Sun 1/25

7:00 am-5:50 pm

2 stops16h 50m

$644

BostonAlghero

BOS - AHO

BOSAHO

Boston Logan Intl

Tue 12/16

7:50 pm-6:45 pm

2 stops16h 55m

Alghero-Fertilia

Tue 12/23

7:00 am-5:50 pm

2 stops16h 50m

$658

BostonCagliari

BOS - CAG

BOSCAG

Boston Logan Intl

Fri 11/14

10:45 pm-9:20 am

2 stops28h 35m

Cagliari Elmas

Sat 11/22

1:25 pm-8:55 pm

1 stop13h 30m

$968

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/1

Best time to book a flight from Boston to Sardinia

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

What is the cheapest month to book a flight from Boston to Sardinia?

Currently, April is the cheapest month in which you can book a flight from Boston to Sardinia (average of $177). Flying from Boston to Sardinia in February is currently the most expensive (average of $881). 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 BOS to SA?

Find hourly flight availability from Boston 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 November 1, 2025.

One of the essential ways to save on airfare from Boston to Sardinia is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 21% on airfare.

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 November 1, 2025.
Read through reviews of airlines operating flights from Boston to Sardinia, such as SWISS, Vueling, and Lufthansa. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.5
Good
1,775 reviews

Overall

7.5

Comfort

7.4

Crew

8.2

Boarding

7.6

Entertainment

6.8

Food

7.1

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

ZRH - ATH

The website is difficult to navigate. You pay for everything. The carry on baggage policy is complicated. The food choices were poor and the seat was uncomfortable.
SWISS
7.5
Good
1,775 reviews
SWISS
7.5
Good
1,775 reviews

Overall

7.5

Comfort

7.4

Crew

8.2

Boarding

7.6

Entertainment

6.8

Food

7.1

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

ZRH - ATH

The website is difficult to navigate. You pay for everything. The carry on baggage policy is complicated. The food choices were poor and the seat was uncomfortable.
Vueling
7.1
Good
1,205 reviews
SWISS
7.5
Good
1,775 reviews

Overall

7.5

Comfort

7.4

Crew

8.2

Boarding

7.6

Entertainment

6.8

Food

7.1

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

ZRH - ATH

The website is difficult to navigate. You pay for everything. The carry on baggage policy is complicated. The food choices were poor and the seat was uncomfortable.
Lufthansa
6.8
Okay
7,542 reviews
SWISS
7.5
Good
1,775 reviews

Overall

7.5

Comfort

7.4

Crew

8.2

Boarding

7.6

Entertainment

6.8

Food

7.1

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

ZRH - ATH

The website is difficult to navigate. You pay for everything. The carry on baggage policy is complicated. The food choices were poor and the seat was uncomfortable.
ITA Airways
6.7
Okay
1,079 reviews
SWISS
7.5
Good
1,775 reviews

Overall

7.5

Comfort

7.4

Crew

8.2

Boarding

7.6

Entertainment

6.8

Food

7.1

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

ZRH - ATH

The website is difficult to navigate. You pay for everything. The carry on baggage policy is complicated. The food choices were poor and the seat was uncomfortable.
British Airways
6.7
Okay
7,491 reviews
SWISS
7.5
Good
1,775 reviews

Overall

7.5

Comfort

7.4

Crew

8.2

Boarding

7.6

Entertainment

6.8

Food

7.1

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

ZRH - ATH

The website is difficult to navigate. You pay for everything. The carry on baggage policy is complicated. The food choices were poor and the seat was uncomfortable.

Related info for your journey

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

    If you book a flight to Sardinia from Boston, you will be flying from Logan Intl, which is the city’s only airport. Boston Logan Intl (BOS) is located 2.6 mi from the center of Boston.

  • How long is the flight from Boston to Sardinia?

    Departing from Boston to Sardinia will take you 17h 55m. Boston and Sardinia are separated by a distance of 3990 mi.

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

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston 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.

  • What is the cheapest month to book a flight from Boston to Sardinia?

    Currently, April is the cheapest month in which you can book a flight from Boston to Sardinia (average of $177). Flying from Boston to Sardinia in February is currently the most expensive (average of $881). 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

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Alternative routes for Boston to Sardinia

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Top 6 airlines flying from Boston to Sardinia

Discover the top 6 airlines that operate flights from Boston 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 November 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$531Average$662FlexibilityNo cancel feeOn-time79%
VuelingCheapest$573Average$700FlexibilityNo cancel feeOn-time88%
British AirwaysCheapest$583Average$1,047FlexibilityNo cancel feeOn-time70%
ITA AirwaysCheapest$613Average$954FlexibilityNo cancel feeOn-time81%
LufthansaCheapest$650Average$986FlexibilityNo cancel feeOn-time76%
IberiaCheapest$781Average$1,072FlexibilityNo cancel feeOn-time77%

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