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$297+ 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 18 — Feb 251
Wed 2/18
Wed 2/25
1 adult, Economy
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Cheap 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 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Ovago
2 stars

Round-trip from

$519
(Mytrip)

One-way from

$297
(Kiwi.com)
Provider with most accurate pricing for Washington, D.C. (WAS)-Olbia Costa Smeralda flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Olbia Costa Smeralda flights.
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From Washington, D.C. (WAS) to Sardinia
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One-way flight from Washington, D.C. (WAS) to Sardinia
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Find 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 19, 2026.

This Mytrip deal was found by Cheapflights users on 1/16. 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 4/159:55 am
IAD
-
OLB
2 stops24h 40m
Multiple Airlines
Wed 4/2212:00 pm
OLB
-
IAD
1 stop13h 25m
Multiple Airlines
Deal found 1/16$519
This Booking.com deal was found by Cheapflights users on 1/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1710:20 pm
IAD
-
OLB
1 stop12h 15m
Lufthansa
Mon 8/245:30 pm
OLB
-
IAD
1 stop31h 55m
Lufthansa
Deal found 1/17$522
This Gotogate deal was found by Cheapflights users on 1/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1510:20 pm
IAD
-
OLB
1 stop12h 15m
Lufthansa
Wed 4/2212:00 pm
OLB
-
IAD
1 stop13h 25m
Lufthansa
Deal found 1/16$525
This Mytrip deal was found by Cheapflights users on 1/16. 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 4/154:10 pm
DCA
-
OLB
2 stops18h 25m
Multiple Airlines
Wed 4/226:30 pm
OLB
-
DCA
2 stops27h 00m
Multiple Airlines
Deal found 1/16$539
This oojo deal was found by Cheapflights users on 1/17. 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 8/95:20 pm
IAD
-
OLB
2 stops21h 05m
British Airways
Sat 8/227:45 pm
OLB
-
IAD
1 stop26h 05m
British Airways
Deal found 1/17$574
This Orbitz deal was found by Cheapflights users on 1/16. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/49:45 am
IAD
-
CAG
2 stops23h 30m
Multiple Airlines
Thu 8/208:25 am
CAG
-
IAD
1 stop14h 20m
Multiple Airlines
Deal found 1/16$589
This oojo deal was found by Cheapflights users on 1/16. 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 8/95:30 pm
DCA
-
OLB
2 stops20h 55m
British Airways
Sat 8/227:45 pm
OLB
-
DCA
2 stops33h 32m
British Airways
Deal found 1/16$615
This oojo deal was found by Cheapflights users on 1/16. 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.
Tue 8/48:20 pm
IAD
-
CAG
1 stop12h 55m
SWISS
Thu 8/208:25 am
CAG
-
IAD
1 stop14h 20m
SWISS
Deal found 1/16$620
This Mytrip deal was found by Cheapflights users on 1/18. 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 3/44:15 pm
DCA
-
OLB
3 stops20h 25m
Multiple Airlines
Wed 3/117:00 am
OLB
-
DCA
3 stops30h 55m
Multiple Airlines
Deal found 1/18$643
This Mytrip deal was found by Cheapflights users on 1/18. 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 3/45:05 pm
IAD
-
OLB
2 stops23h 35m
Multiple Airlines
Wed 3/117:00 am
OLB
-
IAD
2 stops18h 30m
Multiple Airlines
Deal found 1/18$643
This Gurufare deal was found by Cheapflights users on 1/17. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1710:15 pm
IAD
-
OLB
2 stops36h 25m
Multiple Airlines
Mon 8/245:30 pm
OLB
-
IAD
2 stops26h 05m
Multiple Airlines
Deal found 1/17$645
This Mytrip deal was found by Cheapflights users on 1/17. 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 3/311:05 am
DCA
-
AHO
3 stops30h 05m
Multiple Airlines
Tue 3/107:00 am
AHO
-
DCA
3 stops17h 45m
Multiple Airlines
Deal found 1/17$651

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 19, 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.Olbia

IAD - OLB

IADOLB

Washington, D.C. Dulles Intl

Wed 4/15

9:55 am-4:35 pm

2 stops24h 40m

Olbia Costa Smeralda

Wed 4/22

12:00 pm-7:25 pm

1 stop13h 25m

$519

Washington, D.C.Olbia

IAD - OLB

IADOLB

Washington, D.C. Dulles Intl

Wed 4/15

10:20 pm-4:35 pm

1 stop12h 15m

Olbia Costa Smeralda

Wed 4/22

12:00 pm-7:25 pm

1 stop13h 25m

$525

Washington, D.C.Olbia

DCA - OLB

DCAOLB

Washington, D.C. Reagan-National

Wed 4/15

4:10 pm-4:35 pm

2 stops18h 25m

Olbia Costa Smeralda

Wed 4/22

6:30 pm-3:30 pm

2 stops27h 00m

$539

Washington, D.C.Olbia

DCA - OLB

DCAOLB

Washington, D.C. Reagan-National

Wed 3/4

4:15 pm-6:40 pm

3 stops20h 25m

Olbia Costa Smeralda

Wed 3/11

7:00 am-8:55 am

3 stops30h 55m

$643

Washington, D.C.Olbia

IAD - OLB

IADOLB

Washington, D.C. Dulles Intl

Wed 3/4

5:05 pm-10:40 pm

2 stops23h 35m

Olbia Costa Smeralda

Wed 3/11

7:00 am-8:30 pm

2 stops18h 30m

$643

Washington, D.C.Alghero

DCA - AHO

DCAAHO

Washington, D.C. Reagan-National

Tue 3/3

11:05 am-11:10 pm

3 stops30h 05m

Alghero-Fertilia

Tue 3/10

7:00 am-7:45 pm

3 stops17h 45m

$651

BaltimoreAlghero

BWI - AHO

BWIAHO

Baltimore/Washington

Tue 3/3

7:40 pm-6:45 pm

2 stops17h 05m

Alghero-Fertilia

Tue 3/10

7:30 pm-7:40 pm

2 stops29h 10m

$754

Washington, D.C.Alghero

IAD - AHO

IADAHO

Washington, D.C. Dulles Intl

Tue 3/3

7:40 pm-6:45 pm

2 stops17h 05m

Alghero-Fertilia

Tue 3/10

7:30 pm-7:30 pm

2 stops29h 00m

$754

Washington, D.C.Alghero

DCA - AHO

DCAAHO

Washington, D.C. Reagan-National

Mon 3/2

5:00 pm-6:45 pm

2 stops19h 45m

Alghero-Fertilia

Mon 3/9

7:10 am-9:41 pm

2 stops19h 31m

$773

BaltimoreAlghero

BWI - AHO

BWIAHO

Baltimore/Washington

Mon 3/2

7:40 pm-6:45 pm

2 stops17h 05m

Alghero-Fertilia

Mon 3/9

7:10 am-7:40 pm

2 stops17h 30m

$802

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/17

Showing 1-10 of 42 results
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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 19, 2026.
Peruse reviews from past customers who have flown with Lufthansa 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
7,731 reviews

Food

6.3

Crew

7.6

Overall

6.8

Comfort

6.8

Entertainment

6.4

Boarding

7.0

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
7,731 reviews
Lufthansa
6.8
Okay
7,731 reviews

Food

6.3

Crew

7.6

Overall

6.8

Comfort

6.8

Entertainment

6.4

Boarding

7.0

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 Lufthansa, KLM, 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 7h 42m. 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 Baltimore/Washington - Olbia Costa Smeralda 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

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Alternative routes for Washington, D.C. to Sardinia

See prices for flight routes from nearby airports that may be better suited for you.
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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 19, 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$726Average$953FlexibilityNo cancel feeOn-time76%

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