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Cheap flights from Seattle to Olbia from $4,432

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 Olbia departing on 5/10. 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 Olbia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
6:50 pm - 4:35 pm
SEA
-
OLB
12h 45m1 stop
Lufthansa Logo
12:00 pm - 4:59 pm
OLB
-
SEA
13h 59m1 stop
$4,432Lufthansa
Sun, May 10 - Wed, May 20
Multiple Airlines Logo
5:40 pm - 5:30 pm
SEA
-
OLB
14h 50m1 stop
Multiple Airlines Logo
7:40 am - 10:00 pm
OLB
-
SEA
23h 20m2 stops
$4,467Multiple Airlines
Sun, May 10 - Wed, May 20
Multiple Airlines Logo
7:00 am - 5:30 pm
SEA
-
OLB
25h 30m2 stops
Multiple Airlines Logo
6:30 pm - 6:56 pm
OLB
-
SEA
33h 26m2 stops
$4,711Multiple Airlines
Sun, May 10 - Wed, May 20

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Olbia 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 December 9, 2025.
Use the filters below to find and compare flights from Seattle to Olbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleOlbia

SEA - OLB

SEAOLB

Seattle/Tacoma Intl

Sun 5/10

6:50 pm-4:35 pm

1 stop12h 45m

Olbia Costa Smeralda

Wed 5/20

12:00 pm-4:59 pm

1 stop13h 59m

$4,432

SeattleOlbia

SEA - OLB

SEAOLB

Seattle/Tacoma Intl

Sun 5/10

5:40 pm-5:30 pm

1 stop14h 50m

Olbia Costa Smeralda

Wed 5/20

7:40 am-10:00 pm

2 stops23h 20m

$4,467

SeattleOlbia

SEA - OLB

SEAOLB

Seattle/Tacoma Intl

Sun 5/10

7:00 am-5:30 pm

2 stops25h 30m

Olbia Costa Smeralda

Wed 5/20

6:30 pm-6:56 pm

2 stops33h 26m

$4,711

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Olbia from

How to get the cheapest flight ticket from Seattle to Olbia

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 day to depart on your flight to Olbia?

The cheapest day to depart from Seattle to Olbia is on a Friday. Travelers who choose to depart for Olbia on a Friday will often find tickets for as low as $1,528. On the other hand, Thursday is the most expensive day to depart from Seattle because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,779.

What is the cheapest time of day to depart on your flight to Olbia?

Our most recent data shows that the best time of day to fly to Olbia is at noon. Flights from Seattle to Olbia during this time can be as low as $1,589. Try not to purchase tickets in the evening because they tend to be around $1,846. Of course, these prices can vary depending on the time of year and what airport you fly to.

Can stopping save me money on Seattle to Olbia flights?

You could potentially save up to 51% on your flight if you consider stops on a Seattle to Olbia flight.

When to book flights from Seattle to Olbia

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

Cheap Seattle to Olbia (SEA to OLB) flight deals and tips

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

Fastest flight time

19h 40m

Direct flights

None
The fastest flight from Seattle to Olbia takes 19h 40m
There are no direct flights from Seattle to Olbia. There are no popular flight routes from Seattle to Olbia.
Search flight deals

  • How far is Seattle/Tacoma Intl to Olbia Costa Smeralda by plane?

    Olbia Costa Smeralda is 5642.2 mi away from Seattle/Tacoma Intl. By plane, this route typically takes 12h 45m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Olbia Costa Smeralda Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Olbia Costa Smeralda Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Olbia Costa Smeralda Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Olbia Costa Smeralda Airport?

    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 Olbia Costa Smeralda Airport.

  • What documentation or ID do you need to fly to Olbia Costa Smeralda Airport?

    The necessary travel and health documents for your Olbia Costa Smeralda 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 Olbia?

Best airlines flying from Seattle to Olbia

Compare and see reviews for airlines that fly from Seattle to Olbia with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $971Free CancellationRating
6.8
7,618 reviews
Search Lufthansa flights

Traveling to a place near Olbia?

Book flights to Olbia if you plan to visit one of these locations
Porto Cervo
San Teodoro
La Maddalena
Cala Gonone
Palau
Porto Rotondo
Santa Teresa Gallura
Golfo Aranci
Costa Smeralda

Why use momondo?

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

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

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

momondo does allow users to show only those flights to Olbia from Seattle which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Seattle to Olbia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Seattle to Olbia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Olbia and let you know when they change.

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