HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Sardinia

$314+ Cheap flights from Washington, D.C. (WAS) to Sardinia

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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — CAG
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Washington, D.C. to Sardinia with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Washington, D.C. to Sardinia

Cheapest flights from Washington, D.C. to Sardinia
Explore the most affordable flight options available from Washington, D.C. to Sardinia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This FlightHub deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/910:20 pm
IAD
-
OLB
1 stop12h 15m
Multiple Airlines
Sat 8/229:15 pm
OLB
-
IAD
1 stop25h 30m
Multiple Airlines
Deal found 1/28$562
This Cheapflightsfares deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/95:55 pm
IAD
-
OLB
2 stops16h 40m
Lufthansa
Sat 8/225:30 pm
OLB
-
IAD
2 stops26h 05m
Lufthansa
Deal found 1/28$632
This oojo deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/91:44 pm
DCA
-
OLB
2 stops24h 41m
British Airways
Sat 8/227:45 pm
OLB
-
DCA
2 stops33h 32m
British Airways
Deal found 1/28$674
This Mytrip deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/119:55 am
IAD
-
AHO
3 stops32h 15m
Multiple Airlines
Wed 3/187:00 am
AHO
-
IAD
2 stops19h 05m
Multiple Airlines
Deal found 1/27$679
This KLM deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/105:09 pm
DCA
-
AHO
2 stops20h 36m
KLM
Tue 3/1711:15 am
AHO
-
DCA
2 stops34h 45m
KLM
Deal found 1/27$684
This KLM deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/101:19 pm
IAD
-
AHO
2 stops20h 11m
KLM
Tue 3/1711:15 am
AHO
-
IAD
2 stops37h 04m
KLM
Deal found 1/27$684
This Trip.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/296:00 pm
IAD
-
OLB
2 stops22h 40m
Multiple Airlines
Thu 2/57:30 pm
OLB
-
IAD
2 stops25h 10m
Multiple Airlines
Deal found 1/28$701
This KLM deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/111:19 pm
IAD
-
AHO
2 stops20h 11m
KLM
Wed 3/187:10 am
AHO
-
IAD
2 stops17h 09m
KLM
Deal found 1/27$724
This Mytrip deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/311:30 pm
IAD
-
CAG
2 stops24h 20m
Multiple Airlines
Mon 2/27:45 am
CAG
-
IAD
2 stops34h 00m
Multiple Airlines
Deal found 1/27$737
This KLM deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/96:05 am
DCA
-
OLB
1 stop20h 55m
KLM
Sat 8/2211:00 am
OLB
-
DCA
1 stop18h 12m
KLM
Deal found 1/28$741
This Delta deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/96:00 am
DCA
-
OLB
2 stops21h 00m
Delta
Sat 8/2210:55 am
OLB
-
DCA
1 stop13h 16m
Delta
Deal found 1/28$746
This Mytrip deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:55 pm
IAD
-
AHO
3 stops22h 10m
Multiple Airlines
Sun 5/109:20 pm
AHO
-
IAD
2 stops29h 15m
Multiple Airlines
Deal found 1/27$753

Find flight deals from Washington, D.C. to Sardinia

Keep the following information in mind while searching for Washington, D.C. to Sardinia flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$679
(Mytrip)

One-way from

$314
(Kiwi.com)
Provider with most accurate pricing for Washington, D.C. (WAS)-Olbia Costa Smeralda flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Olbia Costa Smeralda flights.
Search Deals
From Washington, D.C. (WAS) to Sardinia
Search Deals
One-way flight from Washington, D.C. (WAS) to Sardinia
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Sardinia that are best for you.

Fly from

Washington, D.C.

Fly to

Sardinia

Route

Depart

Return

Price

Washington, D.C.Alghero

IAD - AHO

IADAHO

Washington, D.C. Dulles Intl

Wed 3/11

9:55 am-11:10 pm

3 stops32h 15m

Alghero-Fertilia

Wed 3/18

7:00 am-9:05 pm

2 stops19h 05m

$679

Washington, D.C.Alghero

DCA - AHO

DCAAHO

Washington, D.C. Reagan-National

Tue 3/10

5:09 pm-6:45 pm

2 stops20h 36m

Alghero-Fertilia

Tue 3/17

11:15 am-5:00 pm

2 stops34h 45m

$684

Washington, D.C.Alghero

IAD - AHO

IADAHO

Washington, D.C. Dulles Intl

Tue 3/10

1:19 pm-2:30 pm

2 stops20h 11m

Alghero-Fertilia

Tue 3/17

11:15 am-7:19 pm

2 stops37h 04m

$684

Washington, D.C.Alghero

IAD - AHO

IADAHO

Washington, D.C. Dulles Intl

Wed 3/11

1:19 pm-2:30 pm

2 stops20h 11m

Alghero-Fertilia

Wed 3/18

7:10 am-7:19 pm

2 stops17h 09m

$724

Washington, D.C.Alghero

IAD - AHO

IADAHO

Washington, D.C. Dulles Intl

Tue 5/5

5:55 pm-10:05 pm

3 stops22h 10m

Alghero-Fertilia

Sun 5/10

9:20 pm-8:35 pm

2 stops29h 15m

$753

Washington, D.C.Cagliari

IAD - CAG

IADCAG

Washington, D.C. Dulles Intl

Sat 2/28

9:45 pm-8:40 pm

2 stops16h 55m

Cagliari Elmas

Sun 3/8

1:30 pm-8:55 pm

2 stops36h 25m

$756

Washington, D.C.Alghero

IAD - AHO

IADAHO

Washington, D.C. Dulles Intl

Sat 3/14

7:00 pm-11:10 pm

2 stops23h 10m

Alghero-Fertilia

Sat 3/21

5:25 pm-5:40 pm

2 stops29h 15m

$803

Washington, D.C.Alghero

IAD - AHO

IADAHO

Washington, D.C. Dulles Intl

Tue 3/10

6:40 pm-2:30 pm

1 stop14h 50m

Alghero-Fertilia

Tue 3/17

7:10 am-4:25 pm

1 stop14h 15m

$819

Washington, D.C.Olbia

IAD - OLB

IADOLB

Washington, D.C. Dulles Intl

Sat 3/14

9:30 pm-7:15 pm

2 stops16h 45m

Olbia Costa Smeralda

Sat 3/21

6:15 pm-9:05 pm

3 stops31h 50m

$866

Washington, D.C.Alghero

IAD - AHO

IADAHO

Washington, D.C. Dulles Intl

Wed 3/11

6:40 pm-10:40 pm

1 stop23h 00m

Alghero-Fertilia

Wed 3/18

7:10 am-4:25 pm

1 stop14h 15m

$869

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 46 results
1
2
3
...
5

Best time to book a flight from Washington, D.C. to Sardinia

Have a flexible travel schedule? Discover the best time to fly to Sardinia from Washington, D.C. 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 Washington, D.C. to Sardinia
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Sardinia

Get insights into the airlines that provide service to Sardinia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sardinia. Reviews last updated January 29, 2026.
Peruse reviews from past customers who have flown with Lufthansa and British Airways from Washington, D.C. to Sardinia to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Lufthansa
6.8
Okay
7,756 reviews

Overall

6.8

Entertainment

6.5

Food

6.3

Crew

7.6

Boarding

7.0

Comfort

6.8

Reviews

1 / 20
6.0
Good

Anonymous,Dec 2025

SFO - MUC

The coordination between United and Lufthansa teams is poor and confusing.
Lufthansa
6.8
Okay
7,756 reviews
Lufthansa
6.8
Okay
7,756 reviews

Overall

6.8

Entertainment

6.5

Food

6.3

Crew

7.6

Boarding

7.0

Comfort

6.8

Reviews

1 / 20
6.0
Good

Anonymous,Dec 2025

SFO - MUC

The coordination between United and Lufthansa teams is poor and confusing.
British Airways
6.7
Okay
7,705 reviews
Lufthansa
6.8
Okay
7,756 reviews

Overall

6.8

Entertainment

6.5

Food

6.3

Crew

7.6

Boarding

7.0

Comfort

6.8

Reviews

1 / 20
6.0
Good

Anonymous,Dec 2025

SFO - MUC

The coordination between United and Lufthansa teams is poor and confusing.

Related info for your journey

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

  • How long is the flight from Washington, D.C. to Sardinia?

    Airlines like KLM, Lufthansa, and British Airways fly from Washington, D.C. to Sardinia in about 12h 15m. The time it takes to get you to your destination can typically vary by up to 12h 56m. Airlines will cover a distance of 4400 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Washington, D.C. to Sardinia?

    Most travelers choose Washington, D.C. Dulles Intl - Olbia Costa Smeralda, Washington, D.C. Reagan-National - Olbia Costa Smeralda or Washington, D.C. Dulles Intl - Cagliari Elmas when deciding on the best route from Washington, D.C. to Sardinia.

  • Can I find deals for flights from Washington, D.C. to Sardinia that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Sardinia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Sardinia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Sardinia.

  • Can I find deals for business class flights from Washington, D.C. to Sardinia?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Sardinia 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

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 Washington, D.C. to Sardinia

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Leonardo da Vinci/Fiumicino flights
Reagan-National to Leonardo da Vinci/Fiumicino flights
Dulles Intl to Vicenza flights
Dulles Intl to Malpensa flights
Dulles Intl to Linate flights
Dulles Intl to Florence flights
Reagan-National to Malpensa flights
Reagan-National to Linate flights
Reagan-National to Vicenza flights
Reagan-National to Florence flights
Dulles Intl to Bologna flights
Dulles Intl to Bergamo flights
Dulles Intl to Naples flights
Dulles Intl to Ciampino flights
Dulles Intl to Palermo flights
Reagan-National to Naples flights
Reagan-National to Bologna flights
Dulles Intl to Catania flights
Reagan-National to Catania flights
Reagan-National to Palermo flights
Dulles Intl to Pisa flights
Dulles Intl to Bari flights
Reagan-National to Pisa flights
Reagan-National to Bari flights
Reagan-National to Turin flights
Dulles Intl to Olbia flights
Dulles Intl to Verona flights
Dulles Intl to Turin flights
Dulles Intl to Treviso A. Canova flights
Dulles Intl to Lamezia Terme flights
Dulles Intl to Genoa flights
Reagan-National to Verona flights
Reagan-National to Lamezia Terme flights
Reagan-National to Olbia flights
Dulles Intl to Cagliari flights
Dulles Intl to Brindisi flights
Reagan-National to Genoa flights
Dulles Intl to Trieste flights
Dulles Intl to Ancona flights
Dulles Intl to Reggio Calabria flights
Dulles Intl to Alghero flights
Reagan-National to Cagliari flights
Reagan-National to Brindisi flights

Top airline flying from Washington, D.C. to Sardinia

Discover the top airline that operate flights from Washington, D.C. to Sardinia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$726Average$953FlexibilityNo cancel feeOn-time76%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.