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Cheap flights from the United States to Cagliari from $319

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Cagliari departing on 7/12. 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 the United States to Cagliari

Recent round-trip flight deals from the United States to Cagliari

Enter your travel dates to find the best prices.
Iberia Logo
11:50 pm - 8:50 am
BOS
-
CAG
27h 00m
1 stop
Iberia Logo
1:40 pm - 9:15 pm
CAG
-
BOS
13h 35m
1 stop
$650Iberia
Sun, Sep 27 - Wed, Sep 30
Iberia Logo
11:50 pm - 8:50 am
BOS
-
CAG
27h 00m
1 stop
Iberia Logo
1:40 pm - 9:15 pm
CAG
-
BOS
13h 35m
1 stop
$656Iberia
Sun, Sep 27 - Wed, Sep 30
SWISS Logo
9:40 pm - 3:15 pm
BOS
-
CAG
11h 35m
1 stop
SWISS Logo
8:55 am - 3:10 pm
CAG
-
BOS
12h 15m
1 stop
$672SWISS
Tue, Aug 18 - Tue, Aug 25
Lufthansa Logo
8:05 pm - 5:45 pm
BOS
-
CAG
15h 40m
1 stop
Lufthansa Logo
6:35 pm - 11:54 pm
CAG
-
BOS
35h 19m
2 stops
$726Lufthansa
Tue, Aug 18 - Tue, Aug 25
SWISS Logo
5:20 pm - 7:40 am
BOS
-
CAG
32h 20m
1 stop
SWISS Logo
8:50 am - 7:55 pm
CAG
-
BOS
17h 05m
1 stop
$755SWISS
Tue, Aug 18 - Sun, Aug 30
Delta Logo
6:15 pm - 11:45 am
IAD
-
CAG
11h 30m
1 stop
Delta Logo
5:05 pm - 3:35 pm
CAG
-
IAD
28h 30m
1 stop
$867Delta
Wed, Aug 12 - Thu, Aug 20
Delta Logo
9:45 pm - 11:45 am
IAD
-
CAG
32h 00m
1 stop
Delta Logo
5:05 pm - 3:35 pm
CAG
-
IAD
28h 30m
1 stop
$868Delta
Tue, Aug 11 - Mon, Aug 24
Lufthansa Logo
10:20 pm - 5:45 pm
IAD
-
CAG
13h 25m
1 stop
Lufthansa Logo
6:35 pm - 7:25 pm
CAG
-
IAD
30h 50m
1 stop
$880Lufthansa
Mon, Aug 17 - Mon, Aug 24
British Airways Logo
5:51 pm - 7:10 pm
MIA
-
CAG
43h 19m
2 stops
British Airways Logo
8:15 pm - 8:40 pm
CAG
-
MIA
30h 25m
2 stops
$950British Airways
Sat, Aug 15 - Wed, Sep 30
British Airways Logo
4:35 pm - 8:35 pm
SFO
-
CAG
19h 00m
1 stop
British Airways Logo
8:00 pm - 1:50 pm
CAG
-
SFO
26h 50m
1 stop
$989British Airways
Wed, Sep 2 - Mon, Sep 14

Iberia flights from United States to Cagliari

Our best Iberia deals on United States to Cagliari flight tickets
Iberia
Sep 27
BOS11:50 pmBoston Logan Intl
27h 00m
1 stop
CAG8:50 amCagliari Elmas
Sep 30
CAG1:40 pmCagliari Elmas
13h 35m
1 stop
BOS9:15 pmBoston Logan Intl
$650
Iberia
Sep 27
BOS11:50 pmBoston Logan Intl
27h 00m
1 stop
CAG8:50 amCagliari Elmas
Sep 30
CAG1:40 pmCagliari Elmas
13h 35m
1 stop
BOS9:15 pmBoston Logan Intl
$656
Iberia
Sep 27
BOS11:50 pmBoston Logan Intl
27h 00m
1 stop
CAG8:50 amCagliari Elmas
Sep 30
CAG1:40 pmCagliari Elmas
13h 35m
1 stop
BOS9:15 pmBoston Logan Intl
$662

SWISS flights from United States to Cagliari

Our best SWISS deals on United States to Cagliari flight tickets
SWISS
Aug 18
BOS9:40 pmBoston Logan Intl
11h 35m
1 stop
CAG3:15 pmCagliari Elmas
Aug 25
CAG8:55 amCagliari Elmas
12h 15m
1 stop
BOS3:10 pmBoston Logan Intl
$672
SWISS
Aug 18
BOS5:20 pmBoston Logan Intl
32h 20m
1 stop
CAG7:40 amCagliari Elmas
Aug 30
CAG8:50 amCagliari Elmas
17h 05m
1 stop
BOS7:55 pmBoston Logan Intl
$755
SWISS
Sep 22
BOS9:40 pmBoston Logan Intl
28h 00m
1 stop
CAG7:40 amCagliari Elmas
Oct 20
CAG8:55 amCagliari Elmas
17h 00m
1 stop
BOS7:55 pmBoston Logan Intl
$763

momondo Fare Finder

 
Customize your flight search to find flights from United States to Cagliari 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 May 6, 2026.
Use the filters below to find and compare flights from the United States to Cagliari that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonCagliari

BOS - CAG

BOSCAG

Boston Logan Intl

Sun 9/27

11:50 pm-8:50 am

1 stop27h 00m

Cagliari Elmas

Wed 9/30

1:40 pm-9:15 pm

1 stop13h 35m

$650

BostonCagliari

BOS - CAG

BOSCAG

Boston Logan Intl

Sun 9/27

11:50 pm-8:50 am

1 stop27h 00m

Cagliari Elmas

Wed 9/30

1:40 pm-9:15 pm

1 stop13h 35m

$656
Quickest round-trip

BostonCagliari

BOS - CAG

BOSCAG

Boston Logan Intl

Tue 8/18

9:40 pm-3:15 pm

1 stop11h 35m

Cagliari Elmas

Tue 8/25

8:55 am-3:10 pm

1 stop12h 15m

$672

BostonCagliari

BOS - CAG

BOSCAG

Boston Logan Intl

Tue 8/18

8:05 pm-5:45 pm

1 stop15h 40m

Cagliari Elmas

Tue 8/25

6:35 pm-11:54 pm

2 stops35h 19m

$726

BostonCagliari

BOS - CAG

BOSCAG

Boston Logan Intl

Tue 8/18

5:20 pm-7:40 am

1 stop32h 20m

Cagliari Elmas

Sun 8/30

8:50 am-7:55 pm

1 stop17h 05m

$755

Washington, D.C.Cagliari

IAD - CAG

IADCAG

Washington, D.C. Dulles Intl

Wed 8/12

6:15 pm-11:45 am

1 stop11h 30m

Cagliari Elmas

Thu 8/20

5:05 pm-3:35 pm

1 stop28h 30m

$867

Washington, D.C.Cagliari

IAD - CAG

IADCAG

Washington, D.C. Dulles Intl

Tue 8/11

9:45 pm-11:45 am

1 stop32h 00m

Cagliari Elmas

Mon 8/24

5:05 pm-3:35 pm

1 stop28h 30m

$868

Washington, D.C.Cagliari

IAD - CAG

IADCAG

Washington, D.C. Dulles Intl

Mon 8/17

10:20 pm-5:45 pm

1 stop13h 25m

Cagliari Elmas

Mon 8/24

6:35 pm-7:25 pm

1 stop30h 50m

$880

MiamiCagliari

MIA - CAG

MIACAG

Miami

Sat 8/15

5:51 pm-7:10 pm

2 stops43h 19m

Cagliari Elmas

Wed 9/30

8:15 pm-8:40 pm

2 stops30h 25m

$950

San FranciscoCagliari

SFO - CAG

SFOCAG

San Francisco

Wed 9/2

4:35 pm-8:35 pm

1 stop19h 00m

Cagliari Elmas

Mon 9/14

8:00 pm-1:50 pm

1 stop26h 50m

$989

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Cagliari from

How to get the cheapest flight ticket from United States 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

Can stopping save me money on United States to Cagliari flights?

You could potentially save up to 3% on your flight if you consider stops on a United States to Cagliari flight.

Cheap United States to Cagliari flight deals and tips

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

Fastest flight time

11h 35m

Direct flights

None
The fastest flight from United States to Cagliari takes 11h 35m
There are no direct flights from United States to Cagliari. There are no popular flight routes from United States to Cagliari.
Search flight deals

Frequently asked questions about flying from the United States to Cagliari

  • When did momondo last update prices for flights from United States to Cagliari Elmas Airport?

    Prices for flights from United States to Cagliari Elmas Airport are updated daily.

  • How many operators does momondo search for flights from United States to Cagliari Elmas Airport?

  • How old do you have to be to fly from United States 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 United States to Cagliari Elmas Airport.

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

    The necessary travel and health documents for your Cagliari Elmas Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from United States to Cagliari

Compare and see reviews for airlines that fly from United States to Cagliari with momondo
Airline
Rating
Free Cancellation
Price
SWISSPriceFrom $525Free CancellationRating
7.6
1,937 reviews
Search SWISS flights
DeltaPriceFrom $555Free CancellationRating
7.9
8,460 reviews
Search Delta flights
LufthansaPriceFrom $619Free CancellationRating
6.8
7,975 reviews
Search Lufthansa flights

Traveling to a place near Cagliari?

Book flights to Cagliari if you plan to visit one of these locations
Villasimius
Oristano
Pula
Arbatax

Why use momondo?

Why should I use momondo to find a flight deal from United States to Cagliari?

It is quick and easy to find United States to Cagliari flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Cagliari that suits you.

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

momondo does allow users to show only those flights to Cagliari from United States which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from United States to Cagliari?

Once you have performed a search for United States to Cagliari flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from United States to Cagliari now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Cagliari and let you know when they change.

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