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Cheap flights from Seattle to Cagliari from $364

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Cagliari departing on 5/17. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from Seattle to Cagliari

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:00 pm - 8:20 am
SEA
-
CAG
28h 20m
3 stops
Multiple Airlines Logo
11:30 am - 2:19 pm
CAG
-
SEA
35h 49m
2 stops
$883Multiple Airlines
Thu, Apr 16 - Mon, Apr 20
Multiple Airlines Logo
7:00 pm - 8:20 am
SEA
-
CAG
28h 20m
3 stops
Multiple Airlines Logo
6:00 am - 9:38 am
CAG
-
SEA
36h 38m
3 stops
$890Multiple Airlines
Thu, Apr 16 - Mon, Apr 20
KLM Logo
1:45 pm - 4:25 pm
SEA
-
CAG
17h 40m
1 stop
KLM Logo
5:05 pm - 11:45 am
CAG
-
SEA
27h 40m
1 stop
$917KLM
Thu, Apr 16 - Mon, Apr 20
KLM Logo
1:45 pm - 4:25 pm
SEA
-
CAG
17h 40m
1 stop
KLM Logo
5:05 pm - 12:55 pm
CAG
-
SEA
52h 50m
2 stops
$923KLM
Thu, Apr 16 - Mon, Apr 20
Multiple Airlines Logo
7:00 pm - 8:50 am
SEA
-
CAG
28h 50m
3 stops
Multiple Airlines Logo
1:00 pm - 8:40 pm
CAG
-
SEA
16h 40m
2 stops
$979Multiple Airlines
Thu, Apr 30 - Tue, May 5
Multiple Airlines Logo
7:00 pm - 8:50 am
SEA
-
CAG
28h 50m
3 stops
Multiple Airlines Logo
5:40 pm - 9:08 pm
CAG
-
SEA
36h 28m
3 stops
$984Multiple Airlines
Thu, Apr 30 - Tue, May 5
KLM Logo
1:45 pm - 4:25 pm
SEA
-
CAG
17h 40m
1 stop
KLM Logo
5:05 pm - 11:40 am
CAG
-
SEA
27h 35m
1 stop
$996KLM
Sun, Apr 19 - Tue, Apr 28
KLM Logo
1:45 pm - 4:25 pm
SEA
-
CAG
17h 40m
1 stop
KLM Logo
5:05 pm - 4:48 pm
CAG
-
SEA
32h 43m
2 stops
$1,002KLM
Sun, Apr 19 - Tue, Apr 28
SWISS Logo
4:35 pm - 8:25 am
SEA
-
CAG
30h 50m
1 stop
SWISS Logo
8:55 am - 6:32 pm
CAG
-
SEA
18h 37m
2 stops
$1,033SWISS
Mon, Sep 7 - Tue, Sep 15
KLM Logo
5:35 pm - 4:25 pm
SEA
-
CAG
13h 50m
1 stop
KLM Logo
5:05 pm - 11:42 am
CAG
-
SEA
27h 37m
1 stop
$1,036KLM
Tue, Apr 28 - Tue, May 5

Delta flights from Seattle to Cagliari

Our best Delta deals on Seattle to Cagliari flight tickets
Delta
Apr 28
SEA10:15 amSeattle/Tacoma Intl
21h 10m
2 stops
CAG4:25 pmCagliari Elmas
May 5
CAG5:05 pmCagliari Elmas
32h 25m
1 stop
SEA4:30 pmSeattle/Tacoma Intl
$1,041
Delta
Apr 28
SEA10:15 amSeattle/Tacoma Intl
21h 10m
2 stops
CAG4:25 pmCagliari Elmas
May 5
CAG5:05 pmCagliari Elmas
34h 21m
2 stops
SEA6:26 pmSeattle/Tacoma Intl
$1,051
Delta
Apr 19
SEA9:50 amSeattle/Tacoma Intl
21h 35m
2 stops
CAG4:25 pmCagliari Elmas
Apr 28
CAG5:05 pmCagliari Elmas
27h 35m
1 stop
SEA11:40 amSeattle/Tacoma Intl
$1,059

Lufthansa flights from Seattle to Cagliari

Our best Lufthansa deals on Seattle to Cagliari flight tickets
Lufthansa
May 4
SEA7:00 amSeattle/Tacoma Intl
25h 45m
2 stops
CAG5:45 pmCagliari Elmas
May 11
CAG6:35 pmCagliari Elmas
37h 05m
2 stops
SEA10:40 pmSeattle/Tacoma Intl
$1,072
Lufthansa
Jul 1
SEA1:00 pmSeattle/Tacoma Intl
19h 45m
2 stops
CAG5:45 pmCagliari Elmas
Jul 14
CAG6:35 pmCagliari Elmas
31h 24m
1 stop
SEA4:59 pmSeattle/Tacoma Intl
$1,215
Lufthansa
Aug 1
SEA1:55 pmSeattle/Tacoma Intl
42h 50m
2 stops
CAG5:45 pmCagliari Elmas
Aug 9
CAG6:35 pmCagliari Elmas
26h 20m
2 stops
SEA11:55 amSeattle/Tacoma Intl
$1,339

momondo Fare Finder

 
Customize your flight search to find flights from Seattle 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 March 18, 2026.
Use the filters below to find and compare flights from Seattle to Cagliari that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleCagliari

SEA - CAG

SEACAG

Seattle/Tacoma Intl

Thu 4/16

7:00 pm-8:20 am

3 stops28h 20m

Cagliari Elmas

Mon 4/20

11:30 am-2:19 pm

2 stops35h 49m

$883

SeattleCagliari

SEA - CAG

SEACAG

Seattle/Tacoma Intl

Thu 4/16

7:00 pm-8:20 am

3 stops28h 20m

Cagliari Elmas

Mon 4/20

6:00 am-9:38 am

3 stops36h 38m

$890

SeattleCagliari

SEA - CAG

SEACAG

Seattle/Tacoma Intl

Thu 4/16

1:45 pm-4:25 pm

1 stop17h 40m

Cagliari Elmas

Mon 4/20

5:05 pm-11:45 am

1 stop27h 40m

$917

SeattleCagliari

SEA - CAG

SEACAG

Seattle/Tacoma Intl

Thu 4/16

1:45 pm-4:25 pm

1 stop17h 40m

Cagliari Elmas

Mon 4/20

5:05 pm-12:55 pm

2 stops52h 50m

$923

SeattleCagliari

SEA - CAG

SEACAG

Seattle/Tacoma Intl

Thu 4/30

7:00 pm-8:50 am

3 stops28h 50m

Cagliari Elmas

Tue 5/5

1:00 pm-8:40 pm

2 stops16h 40m

$979

SeattleCagliari

SEA - CAG

SEACAG

Seattle/Tacoma Intl

Thu 4/30

7:00 pm-8:50 am

3 stops28h 50m

Cagliari Elmas

Tue 5/5

5:40 pm-9:08 pm

3 stops36h 28m

$984

SeattleCagliari

SEA - CAG

SEACAG

Seattle/Tacoma Intl

Sun 4/19

1:45 pm-4:25 pm

1 stop17h 40m

Cagliari Elmas

Tue 4/28

5:05 pm-11:40 am

1 stop27h 35m

$996

SeattleCagliari

SEA - CAG

SEACAG

Seattle/Tacoma Intl

Sun 4/19

1:45 pm-4:25 pm

1 stop17h 40m

Cagliari Elmas

Tue 4/28

5:05 pm-4:48 pm

2 stops32h 43m

$1,002

SeattleCagliari

SEA - CAG

SEACAG

Seattle/Tacoma Intl

Mon 9/7

4:35 pm-8:25 am

1 stop30h 50m

Cagliari Elmas

Tue 9/15

8:55 am-6:32 pm

2 stops18h 37m

$1,033
Quickest round-trip

SeattleCagliari

SEA - CAG

SEACAG

Seattle/Tacoma Intl

Tue 4/28

5:35 pm-4:25 pm

1 stop13h 50m

Cagliari Elmas

Tue 5/5

5:05 pm-11:42 am

1 stop27h 37m

$1,036

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 Seattle 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

What is the cheapest airline that flies from Seattle/Tacoma Intl to Cagliari Elmas?

KLM and Lufthansa are the most popular carriers operating from Seattle/Tacoma Intl to Cagliari Elmas

When to book flights from Seattle to Cagliari

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

Cheap Seattle to Cagliari (SEA to CAG) flight deals and tips

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

Fastest flight time

13h 40m

Direct flights

None
The fastest flight from Seattle to Cagliari takes 13h 40m
There are no direct flights from Seattle to Cagliari. There are no popular flight routes from Seattle to Cagliari.
Search flight deals

  • How far is Seattle/Tacoma Intl to Cagliari Elmas by plane?

    The distance between Seattle/Tacoma Intl and Cagliari Elmas is about 5733.1 mi. In terms of flight time, this usually takes a little over 13h 40m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Cagliari Elmas Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Cagliari Elmas Airport refresh daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Cagliari Elmas Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Cagliari Elmas Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport 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.

  • What is the most popular airline from Seattle to Cagliari?

Best airlines flying from Seattle to Cagliari

Compare and see reviews for airlines that fly from Seattle to Cagliari with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $1,047Free CancellationRating
7.9
8,286 reviews
Search Delta 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 Seattle to Cagliari?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to Cagliari. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Cagliari from Seattle with this policy.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Cagliari.

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

Of course. momondo tracks the price of Seattle to Cagliari flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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