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Cheap flights from Boston to Sardinia from $329

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Sardinia departing on 5/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Boston to Sardinia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
5:40 pm - 5:35 pm
BOS
-
OLB
17h 55m1 stop
Lufthansa Logo
12:00 pm - 5:40 pm
OLB
-
BOS
11h 40m1 stop
$450Lufthansa
Tue, Apr 7 - Wed, Apr 29
Lufthansa Logo
2:30 pm - 5:35 pm
BOS
-
OLB
21h 05m2 stops
Lufthansa Logo
12:00 pm - 5:40 pm
OLB
-
BOS
11h 40m1 stop
$454Lufthansa
Tue, Apr 7 - Wed, Apr 29
Multiple Airlines Logo
2:30 pm - 5:35 pm
BOS
-
OLB
21h 05m2 stops
Multiple Airlines Logo
5:30 pm - 7:06 pm
OLB
-
BOS
31h 36m2 stops
$484Multiple Airlines
Tue, Apr 7 - Wed, Apr 29
KLM Logo
5:05 pm - 2:30 pm
BOS
-
AHO
15h 25m2 stops
KLM Logo
7:00 am - 10:22 pm
AHO
-
BOS
21h 22m2 stops
$493KLM
Wed, Jan 21 - Wed, Jan 28
British Airways Logo
9:50 pm - 6:35 pm
BOS
-
OLB
14h 45m1 stop
British Airways Logo
11:20 am - 4:55 pm
OLB
-
BOS
11h 35m1 stop
$500British Airways
Mon, May 18 - Sun, May 24
Lufthansa Logo
8:05 pm - 4:35 pm
BOS
-
OLB
14h 30m1 stop
Lufthansa Logo
9:50 am - 3:55 pm
OLB
-
BOS
12h 05m1 stop
$514Lufthansa
Sun, Apr 5 - Sun, May 17
British Airways Logo
9:38 am - 6:35 pm
BOS
-
OLB
26h 57m2 stops
British Airways Logo
11:20 am - 4:55 pm
OLB
-
BOS
11h 35m1 stop
$520British Airways
Mon, May 18 - Sun, May 24
British Airways Logo
9:38 am - 6:35 pm
BOS
-
OLB
26h 57m2 stops
British Airways Logo
8:05 pm - 5:45 pm
OLB
-
BOS
27h 40m2 stops
$523British Airways
Mon, May 18 - Sun, May 24
Lufthansa Logo
8:05 pm - 5:30 pm
BOS
-
OLB
15h 25m2 stops
Lufthansa Logo
9:50 am - 3:55 pm
OLB
-
BOS
12h 05m1 stop
$547Lufthansa
Sun, Apr 5 - Sun, May 17
Multiple Airlines Logo
10:40 pm - 10:20 pm
BOS
-
OLB
17h 40m2 stops
Multiple Airlines Logo
11:00 am - 8:55 pm
OLB
-
BOS
15h 55m1 stop
$581Multiple Airlines
Sat, Feb 28 - Thu, Mar 5

Lufthansa flights from Boston to Sardinia

Our best Lufthansa deals on Boston to Sardinia flight tickets
Lufthansa
Apr 5
BOS8:05 pmBoston Logan Intl
14h 30m
1 stop
OLB4:35 pmOlbia Costa Smeralda
May 17
OLB9:50 amOlbia Costa Smeralda
12h 05m
1 stop
BOS3:55 pmBoston Logan Intl
$514
Find similar
Lufthansa
Apr 5
BOS8:05 pmBoston Logan Intl
15h 25m
2 stops
OLB5:30 pmOlbia Costa Smeralda
May 17
OLB9:50 amOlbia Costa Smeralda
12h 05m
1 stop
BOS3:55 pmBoston Logan Intl
$547
Find similar
Lufthansa
Apr 5
BOS8:05 pmBoston Logan Intl
14h 30m
1 stop
OLB4:35 pmOlbia Costa Smeralda
May 17
OLB9:50 amOlbia Costa Smeralda
37h 50m
2 stops
BOS5:40 pmBoston Logan Intl
$550
Find similar

British Airways flights from Boston to Sardinia

Our best British Airways deals on Boston to Sardinia flight tickets
British Airways
May 18
BOS9:50 pmBoston Logan Intl
14h 45m
1 stop
OLB6:35 pmOlbia Costa Smeralda
May 24
OLB11:20 amOlbia Costa Smeralda
11h 35m
1 stop
BOS4:55 pmBoston Logan Intl
$500
Find similar
British Airways
May 18
BOS9:38 amBoston Logan Intl
26h 57m
2 stops
OLB6:35 pmOlbia Costa Smeralda
May 24
OLB11:20 amOlbia Costa Smeralda
11h 35m
1 stop
BOS4:55 pmBoston Logan Intl
$520
Find similar
British Airways
May 18
BOS9:38 amBoston Logan Intl
26h 57m
2 stops
OLB6:35 pmOlbia Costa Smeralda
May 24
OLB8:05 pmOlbia Costa Smeralda
27h 40m
2 stops
BOS5:45 pmBoston Logan Intl
$523
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 8, 2025.
Use the filters below to find and compare flights from Boston to Sardinia that are best for you.

Fly from

Fly to

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

Wed 4/29

12:00 pm-5:40 pm

1 stop11h 40m

$450

BostonOlbia

BOS - OLB

BOSOLB

Boston Logan Intl

Tue 4/7

2:30 pm-5:35 pm

2 stops21h 05m

Olbia Costa Smeralda

Wed 4/29

12:00 pm-5:40 pm

1 stop11h 40m

$454

BostonOlbia

BOS - OLB

BOSOLB

Boston Logan Intl

Tue 4/7

2:30 pm-5:35 pm

2 stops21h 05m

Olbia Costa Smeralda

Wed 4/29

5:30 pm-7:06 pm

2 stops31h 36m

$484

BostonAlghero

BOS - AHO

BOSAHO

Boston Logan Intl

Wed 1/21

5:05 pm-2:30 pm

2 stops15h 25m

Alghero-Fertilia

Wed 1/28

7:00 am-10:22 pm

2 stops21h 22m

$493

BostonOlbia

BOS - OLB

BOSOLB

Boston Logan Intl

Mon 5/18

9:50 pm-6:35 pm

1 stop14h 45m

Olbia Costa Smeralda

Sun 5/24

11:20 am-4:55 pm

1 stop11h 35m

$500

BostonOlbia

BOS - OLB

BOSOLB

Boston Logan Intl

Sun 4/5

8:05 pm-4:35 pm

1 stop14h 30m

Olbia Costa Smeralda

Sun 5/17

9:50 am-3:55 pm

1 stop12h 05m

$514

BostonOlbia

BOS - OLB

BOSOLB

Boston Logan Intl

Mon 5/18

9:38 am-6:35 pm

2 stops26h 57m

Olbia Costa Smeralda

Sun 5/24

11:20 am-4:55 pm

1 stop11h 35m

$520

BostonOlbia

BOS - OLB

BOSOLB

Boston Logan Intl

Mon 5/18

9:38 am-6:35 pm

2 stops26h 57m

Olbia Costa Smeralda

Sun 5/24

8:05 pm-5:45 pm

2 stops27h 40m

$523

BostonOlbia

BOS - OLB

BOSOLB

Boston Logan Intl

Sun 4/5

8:05 pm-5:30 pm

2 stops15h 25m

Olbia Costa Smeralda

Sun 5/17

9:50 am-3:55 pm

1 stop12h 05m

$547

BostonOlbia

BOS - OLB

BOSOLB

Boston Logan Intl

Sat 2/28

10:40 pm-10:20 pm

2 stops17h 40m

Olbia Costa Smeralda

Thu 3/5

11:00 am-8:55 pm

1 stop15h 55m

$581

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Sardinia from

How to get the cheapest flight ticket from Boston to Sardinia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Sardinia?

The cheapest day to depart from Boston to Sardinia is on a Tuesday when prices can be found for as low as $1,091. On the other hand, Sunday is the most expensive day to depart from Boston because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,412.

What is the cheapest time of day to depart on your flight to Sardinia?

The cheapest time of day to fly to Sardinia is in the evening when flights can be purchased for as low as $1,209. Flights to Sardinia are more costly in the afternoon, with an average ticket price of $1,234. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Boston to Sardinia flights?

You could potentially save up to 1% on your flight if you consider stops on a Boston to Sardinia flight.

Cheap Boston to Sardinia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Sardinia

Fastest flight time

14h 30m

Direct flights

None
The fastest flight from Boston to Sardinia takes 14h 30m
There are no direct flights from Boston to Sardinia. There are no popular flight routes from Boston to Sardinia.
Search flight deals

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Sardinia?

    Prices for flights from Boston Logan Intl Airport to Sardinia refresh daily.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Sardinia?

  • How old do you have to be to fly from Boston Logan Intl Airport to Sardinia?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Sardinia.

  • What documentation or ID do you need to fly to Sardinia?

    The travel and health documents required for your trip to Sardinia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sardinia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Boston to Sardinia

Compare and see reviews for airlines that fly from Boston to Sardinia with momondo
Airline
Rating
Free Cancellation
Price
SWISSPriceFrom $531Free CancellationRating
7.5
1,807 reviews
Search SWISS flights
British AirwaysPriceFrom $536Free CancellationRating
6.7
7,569 reviews
Search British Airways flights
DeltaPriceFrom $574Free CancellationRating
7.9
8,011 reviews
Search Delta flights
VuelingPriceFrom $588Free CancellationRating
7.1
1,218 reviews
Search Vueling flights
LufthansaPriceFrom $608Free CancellationRating
6.8
7,618 reviews
Search Lufthansa flights
ITA AirwaysPriceFrom $688Free CancellationRating
6.7
1,098 reviews
Search ITA Airways flights
IberiaPriceFrom $781Free CancellationRating
7.0
3,042 reviews
Search Iberia flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Sardinia?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Boston to Sardinia for you.

Can I find flights from Boston to Sardinia with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Boston to Sardinia flights to just show those with flexible booking policies.

How can momondo help me find flights from Boston to Sardinia?

momondo helps you find the best flight between Boston and Sardinia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Boston to Sardinia right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Sardinia, momondo offers a useful price alert feature which will track prices for flights to Sardinia from Boston and alert you when they change.

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