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

Delta and Lufthansa are the most popular carriers 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 September 2026, there is 1 operator 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.

$307 Cheap Flights from Seattle to Sardinia in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Sardinia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:00 pm - 5:35 pmSEA Seattle/Tacoma Intl-OLB Olbia Costa Smeralda

41h 35m2 stops Vancouver Intl Frankfurt am Main

8:45 am - 6:52 pmOLB Olbia Costa Smeralda-SEA Seattle/Tacoma Intl

43h 07m2 stops Zurich Chicago O'Hare Intl

$837Multiple Airlines

Mon, Oct 12 - Mon, Oct 19

3:00 pm - 5:35 pmSEA Seattle/Tacoma Intl-OLB Olbia Costa Smeralda

41h 35m2 stops Vancouver Intl Frankfurt am Main

5:30 pm - 4:59 pmOLB Olbia Costa Smeralda-SEA Seattle/Tacoma Intl

32h 29m1 stop Munich Franz Josef Strauss

$843Lufthansa

Mon, Oct 12 - Mon, Oct 19

2:10 pm - 5:25 pmSEA Seattle/Tacoma Intl-OLB Olbia Costa Smeralda

18h 15m1 stop Frankfurt am Main

5:30 pm - 4:59 pmOLB Olbia Costa Smeralda-SEA Seattle/Tacoma Intl

32h 29m1 stop Munich Franz Josef Strauss

$879Lufthansa

Mon, Oct 12 - Mon, Oct 19

2:50 pm - 5:00 pmSEA Seattle/Tacoma Intl-OLB Olbia Costa Smeralda

18h 10m2 stops Frankfurt am Main Milan Malpensa

4:20 pm - 1:00 pmOLB Olbia Costa Smeralda-SEA Seattle/Tacoma Intl

29h 40m2 stops Milan Linate Munich Franz Josef Strauss

$906Multiple Airlines

Thu, Oct 29 - Thu, Nov 5

3:40 pm - 11:20 pmSEA Seattle/Tacoma Intl-OLB Olbia Costa Smeralda

22h 40m3 stops Reykjavik Keflavik Intl Kastrup Copenhagen Venice Marco Polo

12:15 am - 4:10 pmOLB Olbia Costa Smeralda-SEA Seattle/Tacoma Intl

24h 55m2 stops Milan Malpensa Frankfurt am Main

$969Multiple Airlines

Mon, Oct 12 - Sun, Oct 18

2:50 pm - 10:10 pmSEA Seattle/Tacoma Intl-OLB Olbia Costa Smeralda

23h 20m2 stops Frankfurt am Main Milan Linate

4:20 pm - 1:00 pmOLB Olbia Costa Smeralda-SEA Seattle/Tacoma Intl

29h 40m3 stops Milan Linate Frankfurt am Main Munich Franz Josef Strauss

$974Multiple Airlines

Thu, Oct 29 - Thu, Nov 5

10:50 am - 5:35 pmSEA Seattle/Tacoma Intl-OLB Olbia Costa Smeralda

21h 45m3 stops Vancouver Intl Frankfurt am Main Milan Malpensa

12:15 am - 12:20 pmOLB Olbia Costa Smeralda-SEA Seattle/Tacoma Intl

21h 05m2 stops Milan Malpensa Frankfurt am Main

$983Multiple Airlines

Mon, Oct 12 - Sun, Oct 18

7:00 pm - 11:20 pmSEA Seattle/Tacoma Intl-OLB Olbia Costa Smeralda

19h 20m3 stops Reykjavik Keflavik Intl Kastrup Copenhagen Venice Marco Polo

6:25 pm - 6:45 pmOLB Olbia Costa Smeralda-SEA Seattle/Tacoma Intl

33h 20m3 stops Frankfurt am Main London Heathrow Calgary

$1,019Multiple Airlines

Mon, Oct 12 - Mon, Oct 19

7:00 pm - 11:35 pmSEA Seattle/Tacoma Intl-OLB Olbia Costa Smeralda

19h 35m3 stops Reykjavik Keflavik Intl Kastrup Copenhagen Bologna Guglielmo Marconi

6:25 pm - 6:45 pmOLB Olbia Costa Smeralda-SEA Seattle/Tacoma Intl

33h 20m3 stops Frankfurt am Main London Heathrow Calgary

$1,050Multiple Airlines

Mon, Oct 12 - Mon, Oct 19

3:50 pm - 5:50 pmSEA Seattle/Tacoma Intl-CAG Cagliari Elmas

18h 00m2 stops Munich Franz Josef Strauss Milan Malpensa

5:45 pm - 12:00 pmCAG Cagliari Elmas-SEA Seattle/Tacoma Intl

27h 15m2 stops Milan Malpensa Frankfurt am Main

$1,164Multiple Airlines

Sun, Oct 25 - Sun, Nov 1

Cheap last minute flights

Enter your travel dates to find the best prices.

6:50 pm - 4:35 pmSEA Seattle/Tacoma Intl-OLB Olbia Costa Smeralda

12h 45m1 stop Munich Franz Josef Strauss

6:30 pm - 12:20 pmOLB Olbia Costa Smeralda-SEA Seattle/Tacoma Intl

26h 50m1 stop Frankfurt am Main

$1,044Lufthansa

Sun, Sep 20 - Sat, Oct 3

2:10 pm - 5:30 pmSEA Seattle/Tacoma Intl-OLB Olbia Costa Smeralda

18h 20m1 stop Frankfurt am Main

6:30 pm - 12:20 pmOLB Olbia Costa Smeralda-SEA Seattle/Tacoma Intl

26h 50m1 stop Frankfurt am Main

$1,057Lufthansa

Sun, Sep 20 - Sat, Oct 3

7:00 am - 5:30 pmSEA Seattle/Tacoma Intl-OLB Olbia Costa Smeralda

25h 30m2 stops Chicago O'Hare Intl Frankfurt am Main

6:30 pm - 12:20 pmOLB Olbia Costa Smeralda-SEA Seattle/Tacoma Intl

26h 50m1 stop Frankfurt am Main

$1,077Lufthansa

Sun, Sep 20 - Sat, Oct 3

6:00 am - 9:00 amSEA Seattle/Tacoma Intl-OLB Olbia Costa Smeralda

18h 00m2 stops Minneapolis St Paul New York John F Kennedy Intl

4:00 pm - 11:52 amOLB Olbia Costa Smeralda-SEA Seattle/Tacoma Intl

28h 52m1 stop Amsterdam Schiphol

$1,082Multiple Airlines

Sun, Sep 20 - Sat, Oct 3

7:00 am - 5:30 pmSEA Seattle/Tacoma Intl-OLB Olbia Costa Smeralda

25h 30m2 stops Chicago O'Hare Intl Frankfurt am Main

5:40 pm - 8:37 pmOLB Olbia Costa Smeralda-SEA Seattle/Tacoma Intl

35h 57m2 stops Vienna Intl Washington, D.C. Dulles Intl

$1,105Multiple Airlines

Sun, Sep 20 - Sat, Oct 3

7:00 am - 5:30 pmSEA Seattle/Tacoma Intl-OLB Olbia Costa Smeralda

25h 30m2 stops Chicago O'Hare Intl Frankfurt am Main

6:30 pm - 12:20 pmOLB Olbia Costa Smeralda-SEA Seattle/Tacoma Intl

26h 50m1 stop Frankfurt am Main

$1,106Lufthansa

Sun, Sep 20 - Sat, Oct 3

2:10 pm - 5:30 pmSEA Seattle/Tacoma Intl-OLB Olbia Costa Smeralda

18h 20m1 stop Frankfurt am Main

5:40 pm - 8:37 pmOLB Olbia Costa Smeralda-SEA Seattle/Tacoma Intl

35h 57m2 stops Vienna Intl Washington, D.C. Dulles Intl

$1,106Multiple Airlines

Sun, Sep 20 - Sat, Oct 3

2:10 pm - 5:30 pmSEA Seattle/Tacoma Intl-OLB Olbia Costa Smeralda

18h 20m1 stop Frankfurt am Main

6:30 pm - 12:20 pmOLB Olbia Costa Smeralda-SEA Seattle/Tacoma Intl

26h 50m1 stop Frankfurt am Main

$1,107Lufthansa

Sun, Sep 20 - Sat, Oct 3

7:00 am - 5:30 pmSEA Seattle/Tacoma Intl-OLB Olbia Costa Smeralda

25h 30m2 stops Chicago O'Hare Intl Frankfurt am Main

9:10 pm - 12:20 pmOLB Olbia Costa Smeralda-SEA Seattle/Tacoma Intl

48h 10m2 stops Munich Franz Josef Strauss Frankfurt am Main

$1,123Lufthansa

Sun, Sep 20 - Sat, Oct 3

6:50 pm - 9:05 amSEA Seattle/Tacoma Intl-OLB Olbia Costa Smeralda

29h 15m2 stops Munich Franz Josef Strauss Frankfurt am Main

9:10 pm - 12:20 pmOLB Olbia Costa Smeralda-SEA Seattle/Tacoma Intl

48h 10m2 stops Munich Franz Josef Strauss Frankfurt am Main

$1,134Lufthansa

Sun, Sep 20 - Sat, Oct 3

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Lufthansa flights from Seattle to Sardinia

Our best Lufthansa deals on Seattle to Sardinia flight tickets

Lufthansa

Oct 12

SEA3:00 pmSeattle/Tacoma Intl

41h 35m

2 stops

OLB5:35 pmOlbia Costa Smeralda

Oct 19

OLB5:30 pmOlbia Costa Smeralda

32h 29m

1 stop

SEA4:59 pmSeattle/Tacoma Intl

$843

Lufthansa

Oct 12

SEA2:10 pmSeattle/Tacoma Intl

18h 15m

1 stop

OLB5:25 pmOlbia Costa Smeralda

Oct 19

OLB5:30 pmOlbia Costa Smeralda

32h 29m

1 stop

SEA4:59 pmSeattle/Tacoma Intl

$879

Lufthansa

Sep 23

SEA2:10 pmSeattle/Tacoma Intl

18h 25m

1 stop

OLB5:35 pmOlbia Costa Smeralda

Oct 14

OLB12:00 pmOlbia Costa Smeralda

13h 59m

1 stop

SEA4:59 pmSeattle/Tacoma Intl

$937

KLM flights from Seattle to Sardinia

Our best KLM deals on Seattle to Sardinia flight tickets

KLM

Oct 14

SEA12:30 pmSeattle/Tacoma Intl

18h 55m

2 stops

CAG4:25 pmCagliari Elmas

Oct 21

CAG5:05 pmCagliari Elmas

32h 30m

1 stop

SEA4:35 pmSeattle/Tacoma Intl

$764

KLM

Sep 20

SEA10:40 pmSeattle/Tacoma Intl

25h 20m

1 stop

OLB9:00 amOlbia Costa Smeralda

Oct 3

OLB10:55 amOlbia Costa Smeralda

21h 25m

1 stop

SEA11:20 pmSeattle/Tacoma Intl

$1,254

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleOlbia

SEA Seattle/Tacoma Intl - OLB Olbia Costa Smeralda

SEAOLB

Seattle/Tacoma Intl

Mon 10/12

3:00 pm-5:35 pm

2 stops41h 35m

Olbia Costa Smeralda

Mon 10/19

8:45 am-6:52 pm

2 stops43h 07m

$837

SeattleOlbia

SEA Seattle/Tacoma Intl - OLB Olbia Costa Smeralda

SEAOLB

Seattle/Tacoma Intl

Mon 10/12

3:00 pm-5:35 pm

2 stops41h 35m

Olbia Costa Smeralda

Mon 10/19

5:30 pm-4:59 pm

1 stop32h 29m

$843

SeattleOlbia

SEA Seattle/Tacoma Intl - OLB Olbia Costa Smeralda

SEAOLB

Seattle/Tacoma Intl

Mon 10/12

2:10 pm-5:25 pm

1 stop18h 15m

Olbia Costa Smeralda

Mon 10/19

5:30 pm-4:59 pm

1 stop32h 29m

$879

SeattleOlbia

SEA Seattle/Tacoma Intl - OLB Olbia Costa Smeralda

SEAOLB

Seattle/Tacoma Intl

Thu 10/29

2:50 pm-5:00 pm

2 stops18h 10m

Olbia Costa Smeralda

Thu 11/5

4:20 pm-1:00 pm

2 stops29h 40m

$906

SeattleOlbia

SEA Seattle/Tacoma Intl - OLB Olbia Costa Smeralda

SEAOLB

Seattle/Tacoma Intl

Mon 10/12

3:40 pm-11:20 pm

3 stops22h 40m

Olbia Costa Smeralda

Sun 10/18

12:15 am-4:10 pm

2 stops24h 55m

$969

SeattleOlbia

SEA Seattle/Tacoma Intl - OLB Olbia Costa Smeralda

SEAOLB

Seattle/Tacoma Intl

Thu 10/29

2:50 pm-10:10 pm

2 stops23h 20m

Olbia Costa Smeralda

Thu 11/5

4:20 pm-1:00 pm

3 stops29h 40m

$974

Quickest round-trip

SeattleOlbia

SEA Seattle/Tacoma Intl - OLB Olbia Costa Smeralda

SEAOLB

Seattle/Tacoma Intl

Mon 10/12

10:50 am-5:35 pm

3 stops21h 45m

Olbia Costa Smeralda

Sun 10/18

12:15 am-12:20 pm

2 stops21h 05m

$983

SeattleOlbia

SEA Seattle/Tacoma Intl - OLB Olbia Costa Smeralda

SEAOLB

Seattle/Tacoma Intl

Mon 10/12

7:00 pm-11:20 pm

3 stops19h 20m

Olbia Costa Smeralda

Mon 10/19

6:25 pm-6:45 pm

3 stops33h 20m

$1,019

SeattleOlbia

SEA Seattle/Tacoma Intl - OLB Olbia Costa Smeralda

SEAOLB

Seattle/Tacoma Intl

Mon 10/12

7:00 pm-11:35 pm

3 stops19h 35m

Olbia Costa Smeralda

Mon 10/19

6:25 pm-6:45 pm

3 stops33h 20m

$1,050

SeattleCagliari

SEA Seattle/Tacoma Intl - CAG Cagliari Elmas

SEACAG

Seattle/Tacoma Intl

Sun 10/25

3:50 pm-5:50 pm

2 stops18h 00m

Cagliari Elmas

Sun 11/1

5:45 pm-12:00 pm

2 stops27h 15m

$1,164

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 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 17% 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

Best Price Found	$307
Fastest flight time	12h 45m
Direct flights	None

The best one-way flight to Sardinia from Seattle in the past 72 hours is $307. The best round-trip flight deal from Seattle to Sardinia found on momondo in the last 72 hours is $837.

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

Frequently asked questions about flying from Seattle 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 September 2026, there is 1 operator 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 8,221 reviews		Search Lufthansa 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.