Which layover airport has the shortest connection time from Boston to Cagliari?

Munich (MUC) has the shortest average layover time for this route: 12h 38m.

Which layover airport offers the lowest fares from Boston to Cagliari?

Flights via Zurich (ZRH) offer the lowest average round-trip price of $655.

Which layover airport has the shortest travel time from Boston to Cagliari?

Flights connecting via Munich (MUC) have the shortest average one-way travel time: 15h 40m.

Which airport is the most popular layover for flights between Boston and Cagliari?

Zurich (ZRH) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

When did momondo last update prices for flights from Boston Logan Intl Airport to Cagliari Elmas Airport?

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

How many operators does momondo search for flights from Boston Logan Intl Airport to Cagliari Elmas Airport?

There are 2 operators available for flights from Boston Logan Intl Airport to Cagliari Elmas Airport as of September 2026.

How old do you have to be to fly from Boston Logan Intl Airport to Cagliari Elmas Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to Cagliari Elmas Airport.

What documentation or ID do you need to fly to Cagliari Elmas Airport?

The travel and health documents required for your trip to Cagliari Elmas Airport 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 Cagliari Elmas Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$299 Cheap Flights from Boston to Cagliari in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to Cagliari

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:40 pm - 8:20 pmBOS Boston Logan Intl-CAG Cagliari Elmas

16h 40m1 stop Zurich

5:45 pm - 8:20 pmCAG Cagliari Elmas-BOS Boston Logan Intl

32h 35m1 stop Zurich

$786SWISS

Sun, Oct 11 - Sat, Nov 14

9:40 pm - 8:20 pmBOS Boston Logan Intl-CAG Cagliari Elmas

16h 40m1 stop Zurich

5:45 pm - 8:20 pmCAG Cagliari Elmas-BOS Boston Logan Intl

32h 35m1 stop Zurich

$792SWISS

Sun, Oct 11 - Sat, Nov 14

9:40 pm - 8:20 pmBOS Boston Logan Intl-CAG Cagliari Elmas

16h 40m1 stop Zurich

5:45 pm - 10:37 pmCAG Cagliari Elmas-BOS Boston Logan Intl

34h 52m2 stops Zurich Toronto Pearson Intl

$794Multiple Airlines

Sun, Oct 11 - Sat, Nov 14

9:40 pm - 8:20 pmBOS Boston Logan Intl-CAG Cagliari Elmas

16h 40m1 stop Zurich

5:45 pm - 10:37 pmCAG Cagliari Elmas-BOS Boston Logan Intl

34h 52m2 stops Zurich Toronto Pearson Intl

$800Multiple Airlines

Sun, Oct 11 - Sat, Nov 14

9:30 am - 5:45 pmBOS Boston Logan Intl-CAG Cagliari Elmas

26h 15m2 stops Washington, D.C. Dulles Intl Munich Franz Josef Strauss

6:00 pm - 7:06 pmCAG Cagliari Elmas-BOS Boston Logan Intl

31h 06m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

$867Lufthansa

Thu, Oct 1 - Mon, Oct 5

9:30 am - 5:45 pmBOS Boston Logan Intl-CAG Cagliari Elmas

26h 15m2 stops Washington, D.C. Dulles Intl Munich Franz Josef Strauss

6:00 pm - 7:06 pmCAG Cagliari Elmas-BOS Boston Logan Intl

31h 06m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

$868Lufthansa

Thu, Oct 1 - Mon, Oct 5

8:05 pm - 6:15 pmBOS Boston Logan Intl-CAG Cagliari Elmas

16h 10m2 stops Munich Franz Josef Strauss Frankfurt am Main

6:35 pm - 7:06 pmCAG Cagliari Elmas-BOS Boston Logan Intl

54h 31m2 stops Munich Franz Josef Strauss Washington, D.C. Dulles Intl

$883Lufthansa

Thu, Oct 1 - Mon, Oct 5

Cheap last minute flights

Enter your travel dates to find the best prices.

10:00 pm - 6:15 pmBOS Boston Logan Intl-CAG Cagliari Elmas

14h 15m1 stop Frankfurt am Main

9:10 am - 3:40 pmCAG Cagliari Elmas-BOS Boston Logan Intl

12h 30m1 stop Frankfurt am Main

$1,045Lufthansa

Thu, Sep 17 - Sat, Oct 3

8:05 pm - 5:45 pmBOS Boston Logan Intl-CAG Cagliari Elmas

15h 40m1 stop Munich Franz Josef Strauss

9:10 am - 5:40 pmCAG Cagliari Elmas-BOS Boston Logan Intl

14h 30m2 stops Frankfurt am Main Munich Franz Josef Strauss

$1,048Lufthansa

Thu, Sep 17 - Sat, Oct 3

5:45 pm - 6:15 pmBOS Boston Logan Intl-CAG Cagliari Elmas

18h 30m1 stop Frankfurt am Main

9:10 am - 5:40 pmCAG Cagliari Elmas-BOS Boston Logan Intl

14h 30m2 stops Frankfurt am Main Munich Franz Josef Strauss

$1,069Lufthansa

Thu, Sep 17 - Sat, Oct 3

8:05 pm - 5:45 pmBOS Boston Logan Intl-CAG Cagliari Elmas

15h 40m1 stop Munich Franz Josef Strauss

9:10 am - 3:40 pmCAG Cagliari Elmas-BOS Boston Logan Intl

12h 30m1 stop Frankfurt am Main

$1,078Lufthansa

Thu, Sep 17 - Sat, Oct 3

8:05 pm - 6:15 pmBOS Boston Logan Intl-CAG Cagliari Elmas

16h 10m2 stops Munich Franz Josef Strauss Frankfurt am Main

9:10 am - 5:40 pmCAG Cagliari Elmas-BOS Boston Logan Intl

14h 30m2 stops Frankfurt am Main Munich Franz Josef Strauss

$1,079Lufthansa

Thu, Sep 17 - Sat, Oct 3

10:00 pm - 6:15 pmBOS Boston Logan Intl-CAG Cagliari Elmas

14h 15m1 stop Frankfurt am Main

9:10 am - 8:10 pmCAG Cagliari Elmas-BOS Boston Logan Intl

17h 00m1 stop Frankfurt am Main

$1,099Lufthansa

Thu, Sep 17 - Sat, Oct 3

8:05 pm - 8:20 amBOS Boston Logan Intl-CAG Cagliari Elmas

30h 15m2 stops Munich Franz Josef Strauss Frankfurt am Main

9:10 am - 5:40 pmCAG Cagliari Elmas-BOS Boston Logan Intl

14h 30m2 stops Frankfurt am Main Munich Franz Josef Strauss

$1,100Lufthansa

Thu, Sep 17 - Sat, Oct 3

9:30 am - 6:15 pmBOS Boston Logan Intl-CAG Cagliari Elmas

26h 45m2 stops Washington, D.C. Dulles Intl Frankfurt am Main

9:10 am - 8:10 pmCAG Cagliari Elmas-BOS Boston Logan Intl

17h 00m1 stop Frankfurt am Main

$1,116Lufthansa

Thu, Sep 17 - Sat, Oct 3

5:10 pm - 8:20 pmBOS Boston Logan Intl-CAG Cagliari Elmas

21h 10m1 stop Zurich

9:10 am - 8:10 pmCAG Cagliari Elmas-BOS Boston Logan Intl

17h 00m1 stop Frankfurt am Main

$1,120Multiple Airlines

Thu, Sep 17 - Sat, Oct 3

9:40 pm - 8:20 pmBOS Boston Logan Intl-CAG Cagliari Elmas

16h 40m1 stop Zurich

9:10 am - 8:10 pmCAG Cagliari Elmas-BOS Boston Logan Intl

17h 00m1 stop Frankfurt am Main

$1,182Multiple Airlines

Thu, Sep 17 - Sat, Oct 3

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SWISS flights from Boston to Cagliari

Our best SWISS deals on Boston to Cagliari flight tickets

SWISS

Oct 11

BOS9:40 pmBoston Logan Intl

16h 40m

1 stop

CAG8:20 pmCagliari Elmas

Nov 14

CAG5:45 pmCagliari Elmas

32h 35m

1 stop

BOS8:20 pmBoston Logan Intl

$786

SWISS

Oct 11

BOS9:40 pmBoston Logan Intl

16h 40m

1 stop

CAG8:20 pmCagliari Elmas

Nov 14

CAG5:45 pmCagliari Elmas

32h 35m

1 stop

BOS8:20 pmBoston Logan Intl

$792

Lufthansa flights from Boston to Cagliari

Our best Lufthansa deals on Boston to Cagliari flight tickets

Lufthansa

Oct 1

BOS9:30 amBoston Logan Intl

26h 15m

2 stops

CAG5:45 pmCagliari Elmas

Oct 5

CAG6:00 pmCagliari Elmas

31h 06m

2 stops

BOS7:06 pmBoston Logan Intl

$867

Lufthansa

Oct 1

BOS9:30 amBoston Logan Intl

26h 15m

2 stops

CAG5:45 pmCagliari Elmas

Oct 5

CAG6:00 pmCagliari Elmas

31h 06m

2 stops

BOS7:06 pmBoston Logan Intl

$868

Lufthansa

Oct 1

BOS8:05 pmBoston Logan Intl

16h 10m

2 stops

CAG6:15 pmCagliari Elmas

Oct 5

CAG6:35 pmCagliari Elmas

54h 31m

2 stops

BOS7:06 pmBoston Logan Intl

$883

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

BostonCagliari

BOS Boston Logan Intl - CAG Cagliari Elmas

BOSCAG

Boston Logan Intl

Sun 10/11

9:40 pm-8:20 pm

1 stop16h 40m

Cagliari Elmas

Sat 11/14

5:45 pm-8:20 pm

1 stop32h 35m

$786

BostonCagliari

BOS Boston Logan Intl - CAG Cagliari Elmas

BOSCAG

Boston Logan Intl

Sun 10/11

9:40 pm-8:20 pm

1 stop16h 40m

Cagliari Elmas

Sat 11/14

5:45 pm-8:20 pm

1 stop32h 35m

$792

BostonCagliari

BOS Boston Logan Intl - CAG Cagliari Elmas

BOSCAG

Boston Logan Intl

Sun 10/11

9:40 pm-8:20 pm

1 stop16h 40m

Cagliari Elmas

Sat 11/14

5:45 pm-10:37 pm

2 stops34h 52m

$794

BostonCagliari

BOS Boston Logan Intl - CAG Cagliari Elmas

BOSCAG

Boston Logan Intl

Sun 10/11

9:40 pm-8:20 pm

1 stop16h 40m

Cagliari Elmas

Sat 11/14

5:45 pm-10:37 pm

2 stops34h 52m

$800

BostonCagliari

BOS Boston Logan Intl - CAG Cagliari Elmas

BOSCAG

Boston Logan Intl

Thu 10/1

9:30 am-5:45 pm

2 stops26h 15m

Cagliari Elmas

Mon 10/5

6:00 pm-7:06 pm

2 stops31h 06m

$867

BostonCagliari

BOS Boston Logan Intl - CAG Cagliari Elmas

BOSCAG

Boston Logan Intl

Thu 10/1

9:30 am-5:45 pm

2 stops26h 15m

Cagliari Elmas

Mon 10/5

6:00 pm-7:06 pm

2 stops31h 06m

$868

BostonCagliari

BOS Boston Logan Intl - CAG Cagliari Elmas

BOSCAG

Boston Logan Intl

Thu 10/1

8:05 pm-6:15 pm

2 stops16h 10m

Cagliari Elmas

Mon 10/5

6:35 pm-7:06 pm

2 stops54h 31m

$883

Cheapest one-way

BostonCagliari

BOS Boston Logan Intl - CAG Cagliari Elmas

BOSCAG

Boston Logan Intl

Fri 10/23

8:50 pm-12:10 am

3 stops21h 20m

$299

BostonCagliari

BOS Boston Logan Intl - CAG Cagliari Elmas

BOSCAG

Boston Logan Intl

Mon 9/21

8:50 pm-7:25 am

3 stops28h 35m

$340

BostonCagliari

BOS Boston Logan Intl - CAG Cagliari Elmas

BOSCAG

Boston Logan Intl

Fri 10/23

10:45 pm-8:35 am

2 stops27h 50m

$366

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first

How to get the cheapest flight ticket from Boston to Cagliari

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

Airlines

Layovers

What is the cheapest airline that flies from Boston Logan Intl to Cagliari Elmas?

KLM is the most popular carrier operating from Boston Logan Intl to Cagliari Elmas

When to book flights from Boston to Cagliari

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Cagliari according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Boston to Cagliari (BOS to CAG) flight deals and tips

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

Best Price Found	$299
Fastest flight time	16h 22m
Direct flights	None

The best one-way flight to Cagliari from Boston in the past 72 hours is $299. The best round-trip flight deal from Boston to Cagliari found on momondo in the last 72 hours is $786.

The fastest flight from Boston to Cagliari takes 16h 22m

There are no direct flights from Boston to Cagliari. There are no popular flight routes from Boston to Cagliari.

Search flight deals

Frequently asked questions about flying from Boston to Cagliari

How far is Boston Logan Intl to Cagliari Elmas by plane?
A flight from Boston Logan Intl to Cagliari Elmas will travel around 4033.5 mi. By plane, this route typically takes 16h 22m.
When did momondo last update prices for flights from Boston Logan Intl Airport to Cagliari Elmas Airport?
Prices for flights from Boston Logan Intl Airport to Cagliari Elmas Airport refresh daily.
How many operators does momondo search for flights from Boston Logan Intl Airport to Cagliari Elmas Airport?
There are 2 operators available for flights from Boston Logan Intl Airport to Cagliari Elmas Airport as of September 2026.
How old do you have to be to fly from Boston Logan Intl Airport to Cagliari Elmas Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to Cagliari Elmas Airport.
What documentation or ID do you need to fly to Cagliari Elmas Airport?
The travel and health documents required for your trip to Cagliari Elmas Airport 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 Cagliari Elmas Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Boston to Cagliari?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Boston to Cagliari is Delta (52% of total bookings). The next most popular airline is Lufthansa (48%).

Best airlines flying from Boston to Cagliari

Compare and see reviews for airlines that fly from Boston to Cagliari with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $555	Free Cancellation	Rating 7.8 8,576 reviews		Search Delta flights
Lufthansa	PriceFrom $619	Free Cancellation	Rating 6.8 8,229 reviews		Search Lufthansa flights

Villasimius

Arbatax

Oristano

Pula

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

All flight searches from Boston to Cagliari on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Cagliari from Boston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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Cheap flights from Boston to Cagliari from $299

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 Cagliari departing on 10/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Boston to Cagliari

What is the cheapest airline that flies from Boston Logan Intl to Cagliari Elmas?

Which airport is the most popular layover for flights between Boston and Cagliari?

Which layover airport offers the lowest fares from Boston to Cagliari?

Which layover airport has the shortest travel time from Boston to Cagliari?

Which layover airport has the shortest connection time from Boston to Cagliari?

When to book flights from Boston to Cagliari

Cheap Boston to Cagliari (BOS to CAG) flight deals and tips

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Direct flights

Frequently asked questions about flying from Boston to Cagliari

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Compare and see reviews for airlines that fly from Boston to Cagliari with momondo

Traveling to a place near Cagliari?

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An easier way to manage your Cagliari trip

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List of cabin classes available on flights landing in Cagliari. Availability may vary depending on flight origin and airline.

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