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Cheap flights from Seattle to Sardinia from $635

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Sardinia departing on 3/11. 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 Seattle to Sardinia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:10 pm - 10:40 pm
SEA
-
OLB
22h 30m
2 stops
Multiple Airlines Logo
7:30 pm - 1:10 pm
OLB
-
SEA
25h 40m
2 stops
$635Multiple Airlines
Wed, Mar 11 - Wed, Mar 18
Lufthansa Logo
6:50 pm - 4:35 pm
SEA
-
OLB
12h 45m
1 stop
Lufthansa Logo
5:30 pm - 12:20 pm
OLB
-
SEA
27h 50m
2 stops
$760Lufthansa
Wed, May 6 - Tue, May 19
Lufthansa Logo
1:07 pm - 4:35 pm
SEA
-
OLB
18h 28m
2 stops
Lufthansa Logo
5:30 pm - 12:20 pm
OLB
-
SEA
27h 50m
2 stops
$764Lufthansa
Wed, May 6 - Tue, May 19
Multiple Airlines Logo
3:00 pm - 10:30 pm
SEA
-
CAG
23h 30m
2 stops
Multiple Airlines Logo
1:30 pm - 2:20 pm
CAG
-
SEA
32h 50m
2 stops
$769Multiple Airlines
Tue, Mar 10 - Tue, Mar 17
KLM Logo
1:45 pm - 8:20 am
SEA
-
OLB
33h 35m
1 stop
KLM Logo
8:35 pm - 11:42 am
OLB
-
SEA
24h 07m
1 stop
$774KLM
Wed, May 6 - Tue, May 19
Lufthansa Logo
6:50 pm - 5:45 pm
SEA
-
CAG
13h 55m
1 stop
Lufthansa Logo
6:35 pm - 12:20 pm
CAG
-
SEA
26h 45m
2 stops
$849Lufthansa
Wed, May 6 - Tue, May 19
KLM Logo
5:30 pm - 4:25 pm
SEA
-
CAG
13h 55m
1 stop
KLM Logo
5:05 pm - 4:30 pm
CAG
-
SEA
32h 25m
1 stop
$871KLM
Wed, May 6 - Tue, May 19
Multiple Airlines Logo
1:35 pm - 6:40 pm
SEA
-
OLB
20h 05m
2 stops
Multiple Airlines Logo
11:10 am - 4:55 pm
OLB
-
SEA
38h 45m
2 stops
$875Multiple Airlines
Sat, Feb 21 - Sat, Feb 28
Condor Logo
5:40 pm - 7:30 pm
SEA
-
OLB
16h 50m
1 stop
Condor Logo
7:40 am - 3:40 pm
OLB
-
SEA
17h 00m
1 stop
$1,262Condor
Thu, Jun 18 - Thu, Jun 25
Condor Logo
5:40 pm - 7:30 pm
SEA
-
OLB
16h 50m
1 stop
Condor Logo
7:40 am - 6:42 pm
OLB
-
SEA
20h 02m
2 stops
$1,365Condor
Thu, Jun 18 - Thu, Jun 25

KLM flights from Seattle to Sardinia

Our best KLM deals on Seattle to Sardinia flight tickets
KLM
May 6
SEA1:45 pmSeattle/Tacoma Intl
33h 35m
1 stop
OLB8:20 amOlbia Costa Smeralda
May 19
OLB8:35 pmOlbia Costa Smeralda
24h 07m
1 stop
SEA11:42 amSeattle/Tacoma Intl
$774
KLM
May 6
SEA5:30 pmSeattle/Tacoma Intl
13h 55m
1 stop
CAG4:25 pmCagliari Elmas
May 19
CAG5:05 pmCagliari Elmas
32h 25m
1 stop
SEA4:30 pmSeattle/Tacoma Intl
$871

Lufthansa flights from Seattle to Sardinia

Our best Lufthansa deals on Seattle to Sardinia flight tickets
Lufthansa
May 6
SEA6:50 pmSeattle/Tacoma Intl
12h 45m
1 stop
OLB4:35 pmOlbia Costa Smeralda
May 19
OLB5:30 pmOlbia Costa Smeralda
27h 50m
2 stops
SEA12:20 pmSeattle/Tacoma Intl
$760
Lufthansa
May 6
SEA1:07 pmSeattle/Tacoma Intl
18h 28m
2 stops
OLB4:35 pmOlbia Costa Smeralda
May 19
OLB5:30 pmOlbia Costa Smeralda
27h 50m
2 stops
SEA12:20 pmSeattle/Tacoma Intl
$764
Lufthansa
May 6
SEA6:50 pmSeattle/Tacoma Intl
13h 55m
1 stop
CAG5:45 pmCagliari Elmas
May 19
CAG6:35 pmCagliari Elmas
26h 45m
2 stops
SEA12:20 pmSeattle/Tacoma Intl
$849

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Sardinia 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 January 25, 2026.
Use the filters below to find and compare flights from Seattle to Sardinia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleOlbia

SEA - OLB

SEAOLB

Seattle/Tacoma Intl

Wed 3/11

4:10 pm-10:40 pm

2 stops22h 30m

Olbia Costa Smeralda

Wed 3/18

7:30 pm-1:10 pm

2 stops25h 40m

$635

SeattleOlbia

SEA - OLB

SEAOLB

Seattle/Tacoma Intl

Wed 5/6

6:50 pm-4:35 pm

1 stop12h 45m

Olbia Costa Smeralda

Tue 5/19

5:30 pm-12:20 pm

2 stops27h 50m

$760

SeattleOlbia

SEA - OLB

SEAOLB

Seattle/Tacoma Intl

Wed 5/6

1:07 pm-4:35 pm

2 stops18h 28m

Olbia Costa Smeralda

Tue 5/19

5:30 pm-12:20 pm

2 stops27h 50m

$764

SeattleCagliari

SEA - CAG

SEACAG

Seattle/Tacoma Intl

Tue 3/10

3:00 pm-10:30 pm

2 stops23h 30m

Cagliari Elmas

Tue 3/17

1:30 pm-2:20 pm

2 stops32h 50m

$769

SeattleOlbia

SEA - OLB

SEAOLB

Seattle/Tacoma Intl

Wed 5/6

1:45 pm-8:20 am

1 stop33h 35m

Olbia Costa Smeralda

Tue 5/19

8:35 pm-11:42 am

1 stop24h 07m

$774

SeattleCagliari

SEA - CAG

SEACAG

Seattle/Tacoma Intl

Wed 5/6

6:50 pm-5:45 pm

1 stop13h 55m

Cagliari Elmas

Tue 5/19

6:35 pm-12:20 pm

2 stops26h 45m

$849

SeattleCagliari

SEA - CAG

SEACAG

Seattle/Tacoma Intl

Wed 5/6

5:30 pm-4:25 pm

1 stop13h 55m

Cagliari Elmas

Tue 5/19

5:05 pm-4:30 pm

1 stop32h 25m

$871

SeattleOlbia

SEA - OLB

SEAOLB

Seattle/Tacoma Intl

Sat 2/21

1:35 pm-6:40 pm

2 stops20h 05m

Olbia Costa Smeralda

Sat 2/28

11:10 am-4:55 pm

2 stops38h 45m

$875

SeattleOlbia

SEA - OLB

SEAOLB

Seattle/Tacoma Intl

Thu 6/18

5:40 pm-7:30 pm

1 stop16h 50m

Olbia Costa Smeralda

Thu 6/25

7:40 am-3:40 pm

1 stop17h 00m

$1,262

SeattleOlbia

SEA - OLB

SEAOLB

Seattle/Tacoma Intl

Thu 6/18

5:40 pm-7:30 pm

1 stop16h 50m

Olbia Costa Smeralda

Thu 6/25

7:40 am-6:42 pm

2 stops20h 02m

$1,365

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Sardinia from

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

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?

  • 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
LufthansaPriceFrom $971Free CancellationRating
6.8
7,748 reviews
Search Lufthansa flights
DeltaPriceFrom $1,047Free CancellationRating
7.9
8,110 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.

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