What is the cheapest airline that flies from Washington, D.C. to Sardinia?

SWISS is the most popular carrier operating from Washington, D.C. to Sardinia

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

If you’re flying from a popular airport in Washington, D.C., such as Washington, D.C. or Baltimore, and flying into Sardinia, then you can expect flight times to average 18h 45m and 20h 30m, respectively.

When did momondo last update prices for flights from Washington, D.C. to Sardinia?

Prices for flights from Washington, D.C. to Sardinia were last updated today.

How many operators does momondo search for flights from Washington, D.C. to Sardinia?

There is 1 operator available for flights from Washington, D.C. to Sardinia as of September 2026.

How old do you have to be to fly from Washington, D.C. to Sardinia?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. to Sardinia.

What documentation or ID do you need to fly to Sardinia?

The necessary travel and health documents for your Sardinia 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.

$433 Cheap Flights from Washington, D.C. to Sardinia in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington, D.C. to Sardinia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:40 pm - 11:25 pmIAD Washington, D.C. Dulles Intl-OLB Olbia Costa Smeralda

21h 45m3 stops Reykjavik Keflavik Intl Berlin Brandenburg Barcelona-El Prat

4:55 pm - 8:30 pmOLB Olbia Costa Smeralda-IAD Washington, D.C. Dulles Intl

33h 35m3 stops Bologna Guglielmo Marconi Barcelona-El Prat Lisbon Humberto Delgado

$873Multiple Airlines

Sun, Nov 15 - Tue, Nov 24

5:15 pm - 6:40 pmIAD Washington, D.C. Dulles Intl-OLB Olbia Costa Smeralda

19h 25m2 stops Dublin Rome Fiumicino

7:00 am - 7:20 pmOLB Olbia Costa Smeralda-IAD Washington, D.C. Dulles Intl

18h 20m2 stops Rome Fiumicino Dublin

$877Multiple Airlines

Sun, Nov 15 - Tue, Nov 24

1:30 pm - 10:45 pmIAD Washington, D.C. Dulles Intl-OLB Olbia Costa Smeralda

27h 15m2 stops Istanbul Rome Fiumicino

7:00 am - 11:45 amOLB Olbia Costa Smeralda-IAD Washington, D.C. Dulles Intl

34h 45m2 stops Rome Fiumicino Istanbul

$907Multiple Airlines

Sun, Nov 8 - Sun, Nov 15

7:40 pm - 11:25 pmIAD Washington, D.C. Dulles Intl-OLB Olbia Costa Smeralda

21h 45m3 stops Reykjavik Keflavik Intl Berlin Brandenburg Barcelona-El Prat

11:10 am - 3:15 pmOLB Olbia Costa Smeralda-IAD Washington, D.C. Dulles Intl

34h 05m2 stops Rome Fiumicino Lisbon Humberto Delgado

$924Multiple Airlines

Sun, Nov 15 - Sun, Nov 29

4:30 pm - 10:20 amIAD Washington, D.C. Dulles Intl-OLB Olbia Costa Smeralda

11h 50m1 stop Rome Fiumicino

7:00 am - 2:30 pmOLB Olbia Costa Smeralda-IAD Washington, D.C. Dulles Intl

13h 30m1 stop Rome Fiumicino

$926Multiple Airlines

Sun, Nov 15 - Tue, Nov 24

8:20 pm - 7:50 amIAD Washington, D.C. Dulles Intl-OLB Olbia Costa Smeralda

29h 30m1 stop Zurich

5:55 pm - 3:10 pmOLB Olbia Costa Smeralda-IAD Washington, D.C. Dulles Intl

26h 15m1 stop Vienna Intl

$927Multiple Airlines

Wed, Oct 21 - Sat, Oct 31

7:40 pm - 11:25 pmIAD Washington, D.C. Dulles Intl-OLB Olbia Costa Smeralda

21h 45m3 stops Reykjavik Keflavik Intl Manchester Barcelona-El Prat

3:40 pm - 3:45 pmOLB Olbia Costa Smeralda-IAD Washington, D.C. Dulles Intl

30h 05m2 stops Madrid Barajas Dublin

$931Multiple Airlines

Sun, Nov 8 - Sun, Nov 15

7:40 pm - 12:05 amIAD Washington, D.C. Dulles Intl-OLB Olbia Costa Smeralda

22h 25m3 stops Reykjavik Keflavik Intl Manchester Madrid Barajas

7:40 pm - 9:35 pmOLB Olbia Costa Smeralda-IAD Washington, D.C. Dulles Intl

30h 55m3 stops Rome Fiumicino Madrid Barajas Lisbon Humberto Delgado

$944Multiple Airlines

Sat, Mar 6 - Sat, Mar 20

10:30 pm - 11:25 pmIAD Washington, D.C. Dulles Intl-OLB Olbia Costa Smeralda

18h 55m2 stops Lisbon Humberto Delgado Barcelona-El Prat

4:55 pm - 8:30 pmOLB Olbia Costa Smeralda-IAD Washington, D.C. Dulles Intl

33h 35m3 stops Bologna Guglielmo Marconi Barcelona-El Prat Lisbon Humberto Delgado

$950Multiple Airlines

Sun, Nov 15 - Tue, Nov 24

10:20 pm - 4:35 pmIAD Washington, D.C. Dulles Intl-OLB Olbia Costa Smeralda

12h 15m1 stop Munich Franz Josef Strauss

3:30 pm - 4:55 pmOLB Olbia Costa Smeralda-IAD Washington, D.C. Dulles Intl

30h 25m2 stops Munich Franz Josef Strauss Frankfurt am Main

$984Lufthansa

Wed, Oct 21 - Sat, Oct 31

Cheap last minute flights

Enter your travel dates to find the best prices.

10:20 pm - 5:45 pmIAD Washington, D.C. Dulles Intl-CAG Cagliari Elmas

13h 25m1 stop Munich Franz Josef Strauss

6:35 pm - 7:25 pmCAG Cagliari Elmas-IAD Washington, D.C. Dulles Intl

30h 50m1 stop Munich Franz Josef Strauss

$988Lufthansa

Tue, Sep 29 - Sun, Oct 4

10:20 pm - 5:45 pmIAD Washington, D.C. Dulles Intl-CAG Cagliari Elmas

13h 25m1 stop Munich Franz Josef Strauss

6:35 pm - 1:35 pmCAG Cagliari Elmas-IAD Washington, D.C. Dulles Intl

25h 00m2 stops Munich Franz Josef Strauss Frankfurt am Main

$990Lufthansa

Tue, Sep 29 - Sun, Oct 4

8:30 pm - 10:25 pmIAD Washington, D.C. Dulles Intl-CAG Cagliari Elmas

19h 55m3 stops Reykjavik Keflavik Intl Manchester Bologna Guglielmo Marconi

3:30 pm - 3:10 pmCAG Cagliari Elmas-IAD Washington, D.C. Dulles Intl

29h 40m2 stops Rome Fiumicino Lisbon Humberto Delgado

$991Multiple Airlines

Tue, Sep 29 - Sun, Oct 4

5:55 pm - 5:45 pmIAD Washington, D.C. Dulles Intl-CAG Cagliari Elmas

17h 50m2 stops Frankfurt am Main Munich Franz Josef Strauss

6:35 pm - 1:35 pmCAG Cagliari Elmas-IAD Washington, D.C. Dulles Intl

25h 00m2 stops Munich Franz Josef Strauss Frankfurt am Main

$1,024Lufthansa

Tue, Sep 29 - Sun, Oct 4

10:20 pm - 5:45 pmIAD Washington, D.C. Dulles Intl-CAG Cagliari Elmas

13h 25m1 stop Munich Franz Josef Strauss

6:35 pm - 1:35 pmCAG Cagliari Elmas-IAD Washington, D.C. Dulles Intl

25h 00m2 stops Munich Franz Josef Strauss Frankfurt am Main

$1,037Lufthansa

Fri, Sep 25 - Sat, Oct 10

8:30 pm - 10:25 pmIAD Washington, D.C. Dulles Intl-CAG Cagliari Elmas

19h 55m3 stops Reykjavik Keflavik Intl Manchester Bologna Guglielmo Marconi

11:45 pm - 7:00 pmCAG Cagliari Elmas-IAD Washington, D.C. Dulles Intl

25h 15m3 stops Barcelona-El Prat Malaga Casablanca Mohamed V

$1,041Multiple Airlines

Tue, Sep 29 - Sun, Oct 4

5:00 pm - 2:30 pmIAD Washington, D.C. Dulles Intl-AHO Alghero-Fertilia

15h 30m1 stop Madrid Barajas

11:45 pm - 8:35 pmAHO Alghero-Fertilia-IAD Washington, D.C. Dulles Intl

26h 50m2 stops Barcelona-El Prat Lisbon Humberto Delgado

$1,052Multiple Airlines

Wed, Sep 30 - Thu, Oct 1

5:55 pm - 5:45 pmIAD Washington, D.C. Dulles Intl-CAG Cagliari Elmas

17h 50m2 stops Frankfurt am Main Munich Franz Josef Strauss

6:35 pm - 1:35 pmCAG Cagliari Elmas-IAD Washington, D.C. Dulles Intl

25h 00m2 stops Munich Franz Josef Strauss Frankfurt am Main

$1,070Lufthansa

Fri, Sep 25 - Sat, Oct 10

3:25 pm - 5:45 pmIAD Washington, D.C. Dulles Intl-CAG Cagliari Elmas

20h 20m2 stops Frankfurt am Main Munich Franz Josef Strauss

6:35 pm - 1:35 pmCAG Cagliari Elmas-IAD Washington, D.C. Dulles Intl

25h 00m2 stops Munich Franz Josef Strauss Frankfurt am Main

$1,079Lufthansa

Fri, Sep 25 - Sat, Oct 10

8:20 pm - 8:05 amIAD Washington, D.C. Dulles Intl-CAG Cagliari Elmas

29h 45m1 stop Zurich

6:35 pm - 1:35 pmCAG Cagliari Elmas-IAD Washington, D.C. Dulles Intl

25h 00m2 stops Munich Franz Josef Strauss Frankfurt am Main

$1,146Multiple Airlines

Fri, Sep 25 - Sat, Oct 10

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Lufthansa flights from Washington, D.C. to Sardinia

Our best Lufthansa deals on Washington, D.C. to Sardinia flight tickets

Lufthansa

Oct 21

IAD10:20 pmWashington, D.C. Dulles Intl

12h 15m

1 stop

OLB4:35 pmOlbia Costa Smeralda

Oct 31

OLB3:30 pmOlbia Costa Smeralda

30h 25m

2 stops

IAD4:55 pmWashington, D.C. Dulles Intl

$984

Lufthansa

Sep 29

IAD10:20 pmWashington, D.C. Dulles Intl

13h 25m

1 stop

CAG5:45 pmCagliari Elmas

Oct 4

CAG6:35 pmCagliari Elmas

30h 50m

1 stop

IAD7:25 pmWashington, D.C. Dulles Intl

$988

Lufthansa

Sep 29

IAD5:55 pmWashington, D.C. Dulles Intl

17h 50m

2 stops

CAG5:45 pmCagliari Elmas

Oct 4

CAG6:35 pmCagliari Elmas

25h 00m

2 stops

IAD1:35 pmWashington, D.C. Dulles Intl

$1,024

KLM flights from Washington, D.C. to Sardinia

Our best KLM deals on Washington, D.C. to Sardinia flight tickets

KLM

Oct 18

IAD5:30 pmWashington, D.C. Dulles Intl

16h 55m

1 stop

CAG4:25 pmCagliari Elmas

Oct 25

CAG4:55 pmCagliari Elmas

29h 00m

1 stop

IAD4:55 pmWashington, D.C. Dulles Intl

$6,444

KLM

Oct 18

IAD7:45 pmWashington, D.C. Dulles Intl

14h 40m

2 stops

CAG4:25 pmCagliari Elmas

Oct 25

CAG4:55 pmCagliari Elmas

29h 00m

1 stop

IAD4:55 pmWashington, D.C. Dulles Intl

$6,448

KLM

Oct 18

IAD6:32 pmWashington, D.C. Dulles Intl

15h 53m

2 stops

CAG4:25 pmCagliari Elmas

Oct 25

CAG4:55 pmCagliari Elmas

29h 38m

2 stops

IAD5:33 pmWashington, D.C. Dulles Intl

$6,458

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Sardinia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Olbia

IAD Washington, D.C. Dulles Intl - OLB Olbia Costa Smeralda

IADOLB

Washington, D.C. Dulles Intl

Sun 11/15

7:40 pm-11:25 pm

3 stops21h 45m

Olbia Costa Smeralda

Tue 11/24

4:55 pm-8:30 pm

3 stops33h 35m

$873

Washington, D.C.Olbia

IAD Washington, D.C. Dulles Intl - OLB Olbia Costa Smeralda

IADOLB

Washington, D.C. Dulles Intl

Sun 11/15

5:15 pm-6:40 pm

2 stops19h 25m

Olbia Costa Smeralda

Tue 11/24

7:00 am-7:20 pm

2 stops18h 20m

$877

Washington, D.C.Olbia

IAD Washington, D.C. Dulles Intl - OLB Olbia Costa Smeralda

IADOLB

Washington, D.C. Dulles Intl

Sun 11/8

1:30 pm-10:45 pm

2 stops27h 15m

Olbia Costa Smeralda

Sun 11/15

7:00 am-11:45 am

2 stops34h 45m

$907

Washington, D.C.Olbia

IAD Washington, D.C. Dulles Intl - OLB Olbia Costa Smeralda

IADOLB

Washington, D.C. Dulles Intl

Sun 11/15

7:40 pm-11:25 pm

3 stops21h 45m

Olbia Costa Smeralda

Sun 11/29

11:10 am-3:15 pm

2 stops34h 05m

$924

Quickest round-trip

Washington, D.C.Olbia

IAD Washington, D.C. Dulles Intl - OLB Olbia Costa Smeralda

IADOLB

Washington, D.C. Dulles Intl

Sun 11/15

4:30 pm-10:20 am

1 stop11h 50m

Olbia Costa Smeralda

Tue 11/24

7:00 am-2:30 pm

1 stop13h 30m

$926

Washington, D.C.Olbia

IAD Washington, D.C. Dulles Intl - OLB Olbia Costa Smeralda

IADOLB

Washington, D.C. Dulles Intl

Wed 10/21

8:20 pm-7:50 am

1 stop29h 30m

Olbia Costa Smeralda

Sat 10/31

5:55 pm-3:10 pm

1 stop26h 15m

$927

Washington, D.C.Olbia

IAD Washington, D.C. Dulles Intl - OLB Olbia Costa Smeralda

IADOLB

Washington, D.C. Dulles Intl

Sun 11/8

7:40 pm-11:25 pm

3 stops21h 45m

Olbia Costa Smeralda

Sun 11/15

3:40 pm-3:45 pm

2 stops30h 05m

$931

Washington, D.C.Olbia

IAD Washington, D.C. Dulles Intl - OLB Olbia Costa Smeralda

IADOLB

Washington, D.C. Dulles Intl

Sat 3/6

7:40 pm-12:05 am

3 stops22h 25m

Olbia Costa Smeralda

Sat 3/20

7:40 pm-9:35 pm

3 stops30h 55m

$944

Washington, D.C.Olbia

IAD Washington, D.C. Dulles Intl - OLB Olbia Costa Smeralda

IADOLB

Washington, D.C. Dulles Intl

Sun 11/15

10:30 pm-11:25 pm

2 stops18h 55m

Olbia Costa Smeralda

Tue 11/24

4:55 pm-8:30 pm

3 stops33h 35m

$950

Washington, D.C.Olbia

IAD Washington, D.C. Dulles Intl - OLB Olbia Costa Smeralda

IADOLB

Washington, D.C. Dulles Intl

Wed 10/21

10:20 pm-4:35 pm

1 stop12h 15m

Olbia Costa Smeralda

Sat 10/31

3:30 pm-4:55 pm

2 stops30h 25m

$984

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. 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

Prices

Airlines

Other information

Can stopping save me money on Washington, D.C. to Sardinia flights?

You could potentially save up to 70% on your flight if you consider stops on a Washington, D.C. to Sardinia flight.

Cheap Washington, D.C. to Sardinia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Sardinia

Best Price Found	$433
Fastest flight time	12h 15m
Direct flights	None

The best one-way flight to Sardinia from Washington, D.C. in the past 72 hours is $433. The best round-trip flight deal from Washington, D.C. to Sardinia found on momondo in the last 72 hours is $873.

The fastest flight from Washington, D.C. to Sardinia takes 12h 15m

There are no direct flights from Washington, D.C. to Sardinia. There are no popular flight routes from Washington, D.C. to Sardinia.

Search flight deals

Frequently asked questions about flying from Washington, D.C. to Sardinia

When did momondo last update prices for flights from Washington, D.C. to Sardinia?
Prices for flights from Washington, D.C. to Sardinia were last updated today.
How many operators does momondo search for flights from Washington, D.C. to Sardinia?
There is 1 operator available for flights from Washington, D.C. to Sardinia as of September 2026.
How old do you have to be to fly from Washington, D.C. to Sardinia?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. to Sardinia.
What documentation or ID do you need to fly to Sardinia?
The necessary travel and health documents for your Sardinia 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.

Best airlines flying from Washington, D.C. to Sardinia

Compare and see reviews for airlines that fly from Washington, D.C. to Sardinia with momondo

Airline	Rating	Free Cancellation	Price
Lufthansa	PriceFrom $726	Free Cancellation	Rating 6.8 8,235 reviews		Search Lufthansa flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Sardinia?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Sardinia from Washington, D.C..

Can I find flights from Washington, D.C. to Sardinia with flexible booking policies on momondo?

Yes. All flights to Sardinia from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Washington, D.C. to Sardinia?

momondo helps you find the best flight between Washington, D.C. and Sardinia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Washington, D.C. to Sardinia right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Sardinia, momondo offers a useful price alert feature which will track prices for flights to Sardinia from Washington, D.C. and alert you when they change.