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Cheap flights from Seattle to Cagliari from $509

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 6/20. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Cagliari

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:45 am - 8:25 am
SEA
-
CAG
41h 40m
2 stops
Multiple Airlines Logo
8:55 am - 6:32 pm
CAG
-
SEA
18h 37m
2 stops
$1,055Multiple Airlines
Mon, Sep 7 - Tue, Sep 15
Multiple Airlines Logo
5:45 am - 8:25 am
SEA
-
CAG
41h 40m
2 stops
Multiple Airlines Logo
6:35 pm - 4:59 pm
CAG
-
SEA
31h 24m
1 stop
$1,065Multiple Airlines
Mon, Sep 7 - Tue, Sep 15
Multiple Airlines Logo
5:45 am - 8:25 am
SEA
-
CAG
41h 40m
2 stops
Multiple Airlines Logo
8:55 am - 6:32 pm
CAG
-
SEA
18h 37m
2 stops
$1,088Multiple Airlines
Mon, Sep 7 - Tue, Sep 15
Multiple Airlines Logo
3:40 pm - 8:50 am
SEA
-
CAG
32h 10m
3 stops
Multiple Airlines Logo
9:35 am - 6:45 pm
CAG
-
SEA
42h 10m
3 stops
$1,096Multiple Airlines
Mon, Sep 7 - Tue, Sep 15
Multiple Airlines Logo
5:45 am - 8:25 am
SEA
-
CAG
41h 40m
2 stops
Multiple Airlines Logo
6:35 pm - 4:59 pm
CAG
-
SEA
31h 24m
1 stop
$1,098Multiple Airlines
Mon, Sep 7 - Tue, Sep 15
Multiple Airlines Logo
5:40 pm - 11:20 pm
SEA
-
CAG
20h 40m
2 stops
Multiple Airlines Logo
12:30 pm - 4:10 pm
CAG
-
SEA
36h 40m
2 stops
$1,104Multiple Airlines
Sun, Jun 14 - Sun, Jun 21
Multiple Airlines Logo
5:45 am - 8:25 am
SEA
-
CAG
41h 40m
2 stops
Multiple Airlines Logo
8:55 am - 6:32 pm
CAG
-
SEA
18h 37m
2 stops
$1,110Multiple Airlines
Mon, Sep 7 - Tue, Sep 15
Multiple Airlines Logo
5:45 am - 8:25 am
SEA
-
CAG
41h 40m
2 stops
Multiple Airlines Logo
6:35 pm - 4:59 pm
CAG
-
SEA
31h 24m
1 stop
$1,120Multiple Airlines
Mon, Sep 7 - Tue, Sep 15
Multiple Airlines Logo
2:55 pm - 5:45 pm
SEA
-
CAG
17h 50m
2 stops
Multiple Airlines Logo
9:05 pm - 10:05 am
CAG
-
SEA
46h 00m
2 stops
$1,146Multiple Airlines
Wed, May 20 - Mon, May 25
Multiple Airlines Logo
5:05 am - 1:10 pm
SEA
-
CAG
23h 05m
2 stops
Multiple Airlines Logo
11:45 pm - 6:25 pm
CAG
-
SEA
27h 40m
2 stops
$1,164Multiple Airlines
Mon, Sep 21 - Sun, Sep 27

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KLM flights from Seattle to Cagliari

Our best KLM deals on Seattle to Cagliari flight tickets
KLM
Sep 7
SEA1:50 pmSeattle/Tacoma Intl
17h 35m
1 stop
CAG4:25 pmCagliari Elmas
Sep 15
CAG5:05 pmCagliari Elmas
32h 47m
2 stops
SEA4:52 pmSeattle/Tacoma Intl
$1,221
KLM
Sep 22
SEA5:40 pmSeattle/Tacoma Intl
13h 45m
1 stop
CAG4:25 pmCagliari Elmas
Sep 26
CAG5:05 pmCagliari Elmas
27h 42m
1 stop
SEA11:47 amSeattle/Tacoma Intl
$1,233
KLM
Sep 7
SEA1:50 pmSeattle/Tacoma Intl
17h 35m
1 stop
CAG4:25 pmCagliari Elmas
Sep 15
CAG5:05 pmCagliari Elmas
27h 42m
1 stop
SEA11:47 amSeattle/Tacoma Intl
$1,262

Delta flights from Seattle to Cagliari

Our best Delta deals on Seattle to Cagliari flight tickets
Delta
Sep 20
SEA9:50 amSeattle/Tacoma Intl
21h 35m
2 stops
CAG4:25 pmCagliari Elmas
Sep 26
CAG5:05 pmCagliari Elmas
27h 42m
1 stop
SEA11:47 amSeattle/Tacoma Intl
$1,187
Delta
Sep 7
SEA1:50 pmSeattle/Tacoma Intl
17h 35m
1 stop
CAG4:25 pmCagliari Elmas
Sep 15
CAG5:05 pmCagliari Elmas
27h 42m
1 stop
SEA11:47 amSeattle/Tacoma Intl
$1,211
Delta
Sep 21
SEA9:30 amSeattle/Tacoma Intl
21h 55m
2 stops
CAG4:25 pmCagliari Elmas
Sep 26
CAG5:05 pmCagliari Elmas
27h 42m
1 stop
SEA11:47 amSeattle/Tacoma Intl
$1,238

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 May 3, 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

Mon 9/7

5:45 am-8:25 am

2 stops41h 40m

Cagliari Elmas

Tue 9/15

8:55 am-6:32 pm

2 stops18h 37m

$1,055

SeattleCagliari

SEA - CAG

SEACAG

Seattle/Tacoma Intl

Mon 9/7

5:45 am-8:25 am

2 stops41h 40m

Cagliari Elmas

Tue 9/15

6:35 pm-4:59 pm

1 stop31h 24m

$1,065

SeattleCagliari

SEA - CAG

SEACAG

Seattle/Tacoma Intl

Mon 9/7

5:45 am-8:25 am

2 stops41h 40m

Cagliari Elmas

Tue 9/15

8:55 am-6:32 pm

2 stops18h 37m

$1,088

SeattleCagliari

SEA - CAG

SEACAG

Seattle/Tacoma Intl

Mon 9/7

3:40 pm-8:50 am

3 stops32h 10m

Cagliari Elmas

Tue 9/15

9:35 am-6:45 pm

3 stops42h 10m

$1,096

SeattleCagliari

SEA - CAG

SEACAG

Seattle/Tacoma Intl

Mon 9/7

5:45 am-8:25 am

2 stops41h 40m

Cagliari Elmas

Tue 9/15

6:35 pm-4:59 pm

1 stop31h 24m

$1,098

SeattleCagliari

SEA - CAG

SEACAG

Seattle/Tacoma Intl

Sun 6/14

5:40 pm-11:20 pm

2 stops20h 40m

Cagliari Elmas

Sun 6/21

12:30 pm-4:10 pm

2 stops36h 40m

$1,104

SeattleCagliari

SEA - CAG

SEACAG

Seattle/Tacoma Intl

Mon 9/7

5:45 am-8:25 am

2 stops41h 40m

Cagliari Elmas

Tue 9/15

8:55 am-6:32 pm

2 stops18h 37m

$1,110

SeattleCagliari

SEA - CAG

SEACAG

Seattle/Tacoma Intl

Mon 9/7

5:45 am-8:25 am

2 stops41h 40m

Cagliari Elmas

Tue 9/15

6:35 pm-4:59 pm

1 stop31h 24m

$1,120

SeattleCagliari

SEA - CAG

SEACAG

Seattle/Tacoma Intl

Wed 5/20

2:55 pm-5:45 pm

2 stops17h 50m

Cagliari Elmas

Mon 5/25

9:05 pm-10:05 am

2 stops46h 00m

$1,146
Quickest round-trip

SeattleCagliari

SEA - CAG

SEACAG

Seattle/Tacoma Intl

Mon 9/21

5:05 am-1:10 pm

2 stops23h 05m

Cagliari Elmas

Sun 9/27

11:45 pm-6:25 pm

2 stops27h 40m

$1,164

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 is the most popular carrier 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

17h 50m

Direct flights

None
The fastest flight from Seattle to Cagliari takes 17h 50m
There are no direct flights from Seattle to Cagliari. There are no popular flight routes from Seattle to Cagliari.
Search flight deals

Frequently asked questions about flying from Seattle to Cagliari

  • 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 17h 50m.

  • 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
LufthansaPriceFrom $800Free CancellationRating
6.8
7,965 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 Seattle to Cagliari?

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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.

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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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