What is the cheapest airline to fly from Seattle to Cagliari round-trip?

Currently priced at $880, Lufthansa will fly you from Seattle to Cagliari and back. In addition to Lufthansa, many other airlines offer competitively priced options for your trip.

What is the cheapest day to fly from Seattle to Cagliari?

Travelers seeking maximum savings on their Seattle to Cagliari flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Cagliari ranges from 0.1 - 2.2 inches per month. February is typically the wettest month, when rainfall can reach 2.2 in. July is typically the driest time to visit Cagliari when rainfall is around 0.1 in.

If weather is an important factor for your trip to Cagliari, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

What is the cheapest day to fly round-trip from Seattle to Cagliari?

Monday is generally a great day to depart. Flying on this day could help you save up to 24%.

Can I find deals for flights from Seattle to Cagliari that include hotel bookings?

Yes. In addition to deals on Seattle to Cagliari flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Seattle to Cagliari?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Cagliari.

Can I find deals for business class flights from Seattle to Cagliari?

Yes. Cheapflights offers flight deals from Seattle to Cagliari by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$332+ Flights from Seattle to Cagliari

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Cheap flight deals from Seattle to Cagliari

Round-trip from	$793 (Trip.com)
One-way from	$332 (Kiwi.com)

From Seattle/Tacoma Intl to Cagliari Elmas

Search Deals

One-way flight from Seattle/Tacoma Intl to Cagliari Elmas

Search Deals

Find flight deals from Seattle to Cagliari

Cheapest flights from Seattle to Cagliari
Explore the most affordable flight options available from Seattle to Cagliari. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Thu 10/97:35 pmSEA - CAG

2 stops19h 05mMultiple Airlines

Tue 10/216:00 amCAG - SEA

2 stops20h 50mMultiple Airlines

Deal found 7/27

$793

Wed 10/82:20 pmSEA - CAG

1 stop19h 15mLufthansa

Mon 10/207:25 pmCAG - SEA

1 stop25h 30mLufthansa

Deal found 7/27

$880

Best flights from Seattle to Cagliari
Discover carefully curated flight deals from Seattle to Cagliari that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2025.

Thu 10/97:35 pmSEA - CAG

2 stops19h 05mMultiple Airlines

Tue 10/216:00 amCAG - SEA

2 stops20h 50mMultiple Airlines

Deal found 7/27

$793

Wed 10/82:20 pmSEA - CAG

1 stop19h 15mLufthansa

Mon 10/207:25 pmCAG - SEA

1 stop25h 30mLufthansa

Deal found 7/27

$880

Last-minute flights from Seattle to Cagliari
Discover last-minute flight deals from Seattle to Cagliari. Data last updated July 29, 2025 and is based on user searches.

Tue 8/122:05 pmSEA - CAG

2 stops20h 35mMultiple Airlines

Fri 8/1510:00 amCAG - SEA

2 stops19h 28mMultiple Airlines

Deal found 7/29

$1,347

One-way flights from Seattle to Cagliari
Search for one-way flight options from Seattle to Cagliari. Find affordable one-way fares based on user searches. Data last updated July 29, 2025.

Wed 10/811:24 amSEA - CAG

3 stops24h 26mMultiple Airlines

Deal found 7/27

$332

Fly from

Fly to

Route

Depart

Return

Price

SeattleCagliari

SEA - CAG

SEACAG

Seattle/Tacoma Intl

Thu 10/9

7:35 pm-11:40 pm

2 stops19h 05m

Cagliari Elmas

Tue 10/21

6:00 am-5:50 pm

2 stops20h 50m

$793

SeattleCagliari

SEA - CAG

SEACAG

Seattle/Tacoma Intl

Wed 10/8

2:20 pm-6:35 pm

1 stop19h 15m

Cagliari Elmas

Mon 10/20

7:25 pm-11:55 am

1 stop25h 30m

$880

SeattleCagliari

SEA - CAG

SEACAG

Seattle/Tacoma Intl

Wed 10/8

11:24 am-8:50 pm

3 stops24h 26m

$332

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from Seattle to Cagliari

Have a flexible travel schedule? Discover the best time to fly to Cagliari from Seattle with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Cagliari

What is the cheapest time of day to fly from SEA to CAG?

When flying from Seattle to Cagliari, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 9% versus a flight at noon.

Reviews of airlines servicing Cagliari

Peruse reviews from past customers who have flown with Lufthansa from Seattle to Cagliari to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Lufthansa

6.8

Okay

7,265 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

SFO - FRA

Convenient flight to my destination. Good entertainment options on board. I was seated close to some people who had noisy children which made sleeping a bit challenging.

Lufthansa

6.8

Okay

7,265 reviews

Lufthansa

6.8

Okay

7,265 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

SFO - FRA

Convenient flight to my destination. Good entertainment options on board. I was seated close to some people who had noisy children which made sleeping a bit challenging.

Related info for your journey

What is the cheapest airline to fly from Seattle to Cagliari round-trip?
Currently priced at $880, Lufthansa will fly you from Seattle to Cagliari and back. In addition to Lufthansa, many other airlines offer competitively priced options for your trip.
Can I find deals for flights from Seattle to Cagliari that include hotel bookings?
Yes. In addition to deals on Seattle to Cagliari flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Seattle to Cagliari?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Cagliari.
Can I find deals for business class flights from Seattle to Cagliari?
Yes. Cheapflights offers flight deals from Seattle to Cagliari by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Oristano

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Alternative routes for Seattle to Cagliari

Seattle to Olbia flights

Top airline flying from Seattle to Cagliari

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$1,047	Average$1,414	FlexibilityNo cancel fee	On-timeN/A

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$332+ Cheap flights from Seattle (SEA) to Cagliari (CAG)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/8. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Seattle to Cagliari with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Seattle to Cagliari

Round-trip from

One-way from

Find flight deals from Seattle to Cagliari

Cheapest flights from Seattle to CagliariExplore the most affordable flight options available from Seattle to Cagliari. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Explore the most affordable flight options available from Seattle to Cagliari. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Seattle to Cagliari that are best for you.

Best time to book a flight from Seattle to Cagliari

Have a flexible travel schedule? Discover the best time to fly to Cagliari from Seattle with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Cagliari

What is the cheapest time of day to fly from SEA to CAG?

Find hourly flight availability from Seattle to Cagliari. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

Reviews of airlines servicing Cagliari

Peruse reviews from past customers who have flown with Lufthansa from Seattle to Cagliari to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Cagliari. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What is the cheapest airline to fly from Seattle to Cagliari round-trip?

Can I find deals for flights from Seattle to Cagliari that include hotel bookings?

How can I find direct flights from Seattle to Cagliari?

Can I find deals for business class flights from Seattle to Cagliari?

Traveling to a place near Cagliari?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Seattle to Cagliari

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Seattle to Cagliari

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Seattle to Cagliari
Explore the most affordable flight options available from Seattle to Cagliari. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.