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

British Airways is the most popular carrier operating from Seattle/Tacoma Intl to Sardinia

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

Prices for flights from Seattle/Tacoma Intl Airport to Sardinia are updated daily.

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

As of March 2026, there are 2 operators available to choose from for flights from Seattle/Tacoma Intl Airport to Sardinia.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Sardinia?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma 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.

$364 Cheap Flights from Seattle to Sardinia in 2026

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Find the cheapest flights from Seattle to Sardinia

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 pm - 8:20 am

SEA

CAG

28h 20m

3 stops

11:30 am - 2:19 pm

CAG

SEA

35h 49m

2 stops

$883Multiple Airlines

Thu, Apr 16 - Mon, Apr 20

7:00 pm - 8:20 am

SEA

CAG

28h 20m

3 stops

6:00 am - 9:38 am

CAG

SEA

36h 38m

3 stops

$890Multiple Airlines

Thu, Apr 16 - Mon, Apr 20

1:45 pm - 4:25 pm

SEA

CAG

17h 40m

1 stop

5:05 pm - 11:45 am

CAG

SEA

27h 40m

1 stop

$917KLM

Thu, Apr 16 - Mon, Apr 20

1:45 pm - 4:25 pm

SEA

CAG

17h 40m

1 stop

5:05 pm - 12:55 pm

CAG

SEA

52h 50m

2 stops

$923KLM

Thu, Apr 16 - Mon, Apr 20

7:00 pm - 8:50 am

SEA

CAG

28h 50m

3 stops

1:00 pm - 8:40 pm

CAG

SEA

16h 40m

2 stops

$979Multiple Airlines

Thu, Apr 30 - Tue, May 5

7:00 pm - 8:50 am

SEA

CAG

28h 50m

3 stops

5:40 pm - 9:08 pm

CAG

SEA

36h 28m

3 stops

$984Multiple Airlines

Thu, Apr 30 - Tue, May 5

10:30 am - 5:45 pm

SEA

CAG

22h 15m

2 stops

6:35 pm - 12:20 pm

CAG

SEA

26h 45m

2 stops

$1,023Lufthansa

Mon, May 4 - Mon, May 11

1:30 pm - 6:15 pm

SEA

OLB

19h 45m

1 stop

6:55 pm - 11:15 am

OLB

SEA

25h 20m

1 stop

$1,033Air France

Sat, Aug 1 - Sun, Aug 9

7:00 am - 11:15 am

SEA

OLB

19h 15m

2 stops

5:30 pm - 12:20 pm

OLB

SEA

27h 50m

2 stops

$1,048Lufthansa

Thu, May 7 - Sat, May 16

1:30 pm - 5:25 pm

SEA

OLB

18h 55m

1 stop

11:35 am - 5:39 pm

OLB

SEA

15h 04m

1 stop

$1,086Delta

Thu, May 7 - Sat, May 16

KLM flights from Seattle to Sardinia

Our best KLM deals on Seattle to Sardinia flight tickets

KLM

Apr 16

SEA1:45 pmSeattle/Tacoma Intl

17h 40m

1 stop

CAG4:25 pmCagliari Elmas

Apr 20

CAG5:05 pmCagliari Elmas

27h 40m

1 stop

SEA11:45 amSeattle/Tacoma Intl

$917

KLM

Apr 16

SEA1:45 pmSeattle/Tacoma Intl

17h 40m

1 stop

CAG4:25 pmCagliari Elmas

Apr 20

CAG5:05 pmCagliari Elmas

52h 50m

2 stops

SEA12:55 pmSeattle/Tacoma Intl

$923

KLM

Apr 19

SEA1:45 pmSeattle/Tacoma Intl

17h 40m

1 stop

CAG4:25 pmCagliari Elmas

Apr 28

CAG5:05 pmCagliari Elmas

27h 35m

1 stop

SEA11:40 amSeattle/Tacoma Intl

$996

Delta flights from Seattle to Sardinia

Our best Delta deals on Seattle to Sardinia 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

May 7

SEA1:30 pmSeattle/Tacoma Intl

18h 55m

1 stop

OLB5:25 pmOlbia Costa Smeralda

May 16

OLB11:35 amOlbia Costa Smeralda

15h 04m

1 stop

SEA5:39 pmSeattle/Tacoma Intl

$1,086

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

Mon 5/4

10:30 am-5:45 pm

2 stops22h 15m

Cagliari Elmas

Mon 5/11

6:35 pm-12:20 pm

2 stops26h 45m

$1,023

SeattleOlbia

SEA - OLB

SEAOLB

Seattle/Tacoma Intl

Sat 8/1

1:30 pm-6:15 pm

1 stop19h 45m

Olbia Costa Smeralda

Sun 8/9

6:55 pm-11:15 am

1 stop25h 20m

$1,033

SeattleOlbia

SEA - OLB

SEAOLB

Seattle/Tacoma Intl

Thu 5/7

7:00 am-11:15 am

2 stops19h 15m

Olbia Costa Smeralda

Sat 5/16

5:30 pm-12:20 pm

2 stops27h 50m

$1,048

Quickest round-trip

SeattleOlbia

SEA - OLB

SEAOLB

Seattle/Tacoma Intl

Thu 5/7

1:30 pm-5:25 pm

1 stop18h 55m

Olbia Costa Smeralda

Sat 5/16

11:35 am-5:39 pm

1 stop15h 04m

$1,086

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Seattle 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

Prices

Airlines

Can stopping save me money on Seattle to Sardinia flights?

You could potentially save up to 15% on your flight if you consider stops on a Seattle to Sardinia flight.

Cheap Seattle to Sardinia flight deals and tips

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

Fastest flight time	12h 45m
Direct flights	None

The fastest flight from Seattle to Sardinia takes 12h 45m

There are no direct flights from Seattle to Sardinia. There are no popular flight routes from Seattle to Sardinia.

Search flight deals

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Sardinia?
Prices for flights from Seattle/Tacoma Intl Airport to Sardinia are updated daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Sardinia?
As of March 2026, there are 2 operators available to choose from for flights from Seattle/Tacoma Intl Airport to Sardinia.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Sardinia?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma 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 Seattle to Sardinia

Compare and see reviews for airlines that fly from Seattle to Sardinia with momondo

Airline	Rating	Free Cancellation	Price
Lufthansa	PriceFrom $934	Free Cancellation	Rating 6.8 7,858 reviews		Search Lufthansa flights
Delta	PriceFrom $1,047	Free Cancellation	Rating 7.9 8,288 reviews		Search Delta flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seattle to Sardinia. momondo saves you time and could save you money on your trip.

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

Flights from Seattle to Sardinia with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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 Sardinia.

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

Yes momondo offers price alerts on flights to Sardinia from Seattle. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.