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

British Airways, SWISS, and Delta are the most popular carriers 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 14h 10m and 16h 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 August 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.

$331 Cheap Flights from Washington, D.C. to Sardinia in 2026

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.

7:15 pm - 6:40 pmIAD Washington, D.C. Dulles Intl-OLB Olbia Costa Smeralda

17h 25m1 stop London Heathrow

9:25 pm - 5:25 pmOLB Olbia Costa Smeralda-IAD Washington, D.C. Dulles Intl

26h 00m1 stop London Heathrow

$794British Airways

Mon, Aug 17 - Wed, Aug 26

9:30 pm - 11:25 amIAD Washington, D.C. Dulles Intl-OLB Olbia Costa Smeralda

31h 55m1 stop London Heathrow

7:40 pm - 3:55 pmOLB Olbia Costa Smeralda-IAD Washington, D.C. Dulles Intl

26h 15m1 stop London Heathrow

$794British Airways

Tue, Aug 18 - Tue, Aug 25

9:30 pm - 8:35 pmIAD Washington, D.C. Dulles Intl-OLB Olbia Costa Smeralda

17h 05m1 stop London Heathrow

9:25 pm - 3:55 pmOLB Olbia Costa Smeralda-IAD Washington, D.C. Dulles Intl

24h 30m1 stop London Heathrow

$794British Airways

Tue, Aug 18 - Wed, Aug 26

7:15 pm - 6:40 pmIAD Washington, D.C. Dulles Intl-OLB Olbia Costa Smeralda

17h 25m1 stop London Heathrow

7:40 pm - 3:55 pmOLB Olbia Costa Smeralda-IAD Washington, D.C. Dulles Intl

26h 15m1 stop London Heathrow

$794British Airways

Mon, Aug 17 - Tue, Aug 25

10:25 pm - 8:35 pmIAD Washington, D.C. Dulles Intl-OLB Olbia Costa Smeralda

16h 10m1 stop London Heathrow

9:15 pm - 3:55 pmOLB Olbia Costa Smeralda-IAD Washington, D.C. Dulles Intl

24h 40m1 stop London Heathrow

$794British Airways

Tue, Aug 18 - Mon, Aug 24

7:15 pm - 6:40 pmIAD Washington, D.C. Dulles Intl-OLB Olbia Costa Smeralda

17h 25m1 stop London Heathrow

9:15 pm - 8:20 pmOLB Olbia Costa Smeralda-IAD Washington, D.C. Dulles Intl

29h 05m1 stop London Heathrow

$794British Airways

Mon, Aug 17 - Mon, Aug 24

9:30 pm - 6:40 pmBWI Baltimore/Washington-OLB Olbia Costa Smeralda

15h 10m1 stop London Heathrow

9:25 pm - 7:40 pmOLB Olbia Costa Smeralda-BWI Baltimore/Washington

28h 15m1 stop London Heathrow

$794British Airways

Mon, Aug 17 - Wed, Aug 26

8:30 pm - 12:30 amBWI Baltimore/Washington-CAG Cagliari Elmas

22h 00m2 stops Reykjavik Keflavik Intl Milan Malpensa

7:45 am - 10:15 pmCAG Cagliari Elmas-BWI Baltimore/Washington

20h 30m2 stops Milan Malpensa Reykjavik Keflavik Intl

$796Multiple Airlines

Sat, Sep 19 - Sat, Sep 26

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

12h 15m1 stop Munich Franz Josef Strauss

9:50 am - 9:08 pmOLB Olbia Costa Smeralda-IAD Washington, D.C. Dulles Intl

17h 18m2 stops Frankfurt am Main Boston Logan Intl

$962Lufthansa

Sun, Sep 6 - Tue, Sep 15

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

12h 15m1 stop Munich Franz Josef Strauss

5:30 pm - 7:25 pmOLB Olbia Costa Smeralda-IAD Washington, D.C. Dulles Intl

31h 55m1 stop Munich Franz Josef Strauss

$966Lufthansa

Sun, Sep 20 - Mon, Sep 28

Cheap last minute flights

Enter your travel dates to find the best prices.

5:45 pm - 11:25 amIAD Washington, D.C. Dulles Intl-OLB Olbia Costa Smeralda

11h 40m1 stop London Heathrow

9:15 pm - 7:40 pmOLB Olbia Costa Smeralda-IAD Washington, D.C. Dulles Intl

28h 25m1 stop London Heathrow

$794British Airways

Wed, Aug 12 - Mon, Aug 24

5:45 pm - 11:25 amIAD Washington, D.C. Dulles Intl-OLB Olbia Costa Smeralda

11h 40m1 stop London Heathrow

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

30h 00m1 stop London Heathrow

$794British Airways

Wed, Aug 12 - Tue, Aug 25

5:45 pm - 11:25 amIAD Washington, D.C. Dulles Intl-OLB Olbia Costa Smeralda

11h 40m1 stop London Heathrow

9:25 pm - 3:55 pmOLB Olbia Costa Smeralda-IAD Washington, D.C. Dulles Intl

24h 30m1 stop London Heathrow

$794British Airways

Wed, Aug 12 - Wed, Aug 26

5:45 pm - 11:25 amIAD Washington, D.C. Dulles Intl-OLB Olbia Costa Smeralda

11h 40m1 stop London Heathrow

9:25 pm - 8:20 pmOLB Olbia Costa Smeralda-IAD Washington, D.C. Dulles Intl

28h 55m1 stop London Heathrow

$844British Airways

Wed, Aug 12 - Fri, Aug 28

5:45 pm - 11:25 amIAD Washington, D.C. Dulles Intl-OLB Olbia Costa Smeralda

11h 40m1 stop London Heathrow

8:05 pm - 5:25 pmOLB Olbia Costa Smeralda-IAD Washington, D.C. Dulles Intl

27h 20m1 stop London Heathrow

$844British Airways

Wed, Aug 12 - Sun, Aug 23

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

$898Lufthansa

Wed, Aug 12 - Thu, Aug 27

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

$898Lufthansa

Wed, Aug 12 - Tue, Aug 25

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

$898Lufthansa

Wed, Aug 12 - Mon, Aug 24

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

$898Lufthansa

Wed, Aug 12 - Wed, Aug 26

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

13h 25m1 stop Munich Franz Josef Strauss

6:35 pm - 11:11 amCAG Cagliari Elmas-IAD Washington, D.C. Dulles Intl

46h 36m2 stops Munich Franz Josef Strauss Boston Logan Intl

$914Lufthansa

Wed, Aug 12 - Mon, Aug 24

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British Airways flights from Washington, D.C. to Sardinia

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

British Airways

Aug 17

IAD7:15 pmWashington, D.C. Dulles Intl

17h 25m

1 stop

OLB6:40 pmOlbia Costa Smeralda

Aug 25

OLB7:40 pmOlbia Costa Smeralda

26h 15m

1 stop

IAD3:55 pmWashington, D.C. Dulles Intl

$794

British Airways

Aug 20

IAD10:25 pmWashington, D.C. Dulles Intl

16h 10m

1 stop

OLB8:35 pmOlbia Costa Smeralda

Aug 26

OLB9:25 pmOlbia Costa Smeralda

28h 55m

1 stop

IAD8:20 pmWashington, D.C. Dulles Intl

$842

British Airways

Aug 17

IAD7:15 pmWashington, D.C. Dulles Intl

17h 25m

1 stop

OLB6:40 pmOlbia Costa Smeralda

Aug 23

OLB8:05 pmOlbia Costa Smeralda

25h 50m

1 stop

IAD3:55 pmWashington, D.C. Dulles Intl

$844

KLM flights from Washington, D.C. to Sardinia

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

KLM

Aug 16

BWI6:20 pmBaltimore/Washington

16h 05m

2 stops

CAG4:25 pmCagliari Elmas

Aug 25

CAG5:05 pmCagliari Elmas

28h 41m

2 stops

BWI3:46 pmBaltimore/Washington

$976

KLM

Oct 9

DCA11:05 amWashington, D.C. Reagan-National

15h 55m

1 stop

OLB9:00 amOlbia Costa Smeralda

Oct 13

OLB11:20 amOlbia Costa Smeralda

17h 35m

1 stop

DCA10:55 pmWashington, D.C. Reagan-National

$1,024

KLM

Sep 21

DCA5:00 pmWashington, D.C. Reagan-National

21h 55m

2 stops

AHO8:55 pmAlghero-Fertilia

Oct 21

AHO7:00 amAlghero-Fertilia

21h 55m

2 stops

DCA10:55 pmWashington, D.C. Reagan-National

$1,027

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

Mon 8/17

7:15 pm-6:40 pm

1 stop17h 25m

Olbia Costa Smeralda

Wed 8/26

9:25 pm-5:25 pm

1 stop26h 00m

$794

Washington, D.C.Olbia

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

IADOLB

Washington, D.C. Dulles Intl

Tue 8/18

9:30 pm-11:25 am

1 stop31h 55m

Olbia Costa Smeralda

Tue 8/25

7:40 pm-3:55 pm

1 stop26h 15m

$794

Washington, D.C.Olbia

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

IADOLB

Washington, D.C. Dulles Intl

Tue 8/18

9:30 pm-8:35 pm

1 stop17h 05m

Olbia Costa Smeralda

Wed 8/26

9:25 pm-3:55 pm

1 stop24h 30m

$794

Washington, D.C.Olbia

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

IADOLB

Washington, D.C. Dulles Intl

Mon 8/17

7:15 pm-6:40 pm

1 stop17h 25m

Olbia Costa Smeralda

Tue 8/25

7:40 pm-3:55 pm

1 stop26h 15m

$794

Washington, D.C.Olbia

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

IADOLB

Washington, D.C. Dulles Intl

Tue 8/18

10:25 pm-8:35 pm

1 stop16h 10m

Olbia Costa Smeralda

Mon 8/24

9:15 pm-3:55 pm

1 stop24h 40m

$794

Washington, D.C.Olbia

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

IADOLB

Washington, D.C. Dulles Intl

Mon 8/17

7:15 pm-6:40 pm

1 stop17h 25m

Olbia Costa Smeralda

Mon 8/24

9:15 pm-8:20 pm

1 stop29h 05m

$794

BaltimoreOlbia

BWI Baltimore/Washington - OLB Olbia Costa Smeralda

BWIOLB

Baltimore/Washington

Mon 8/17

9:30 pm-6:40 pm

1 stop15h 10m

Olbia Costa Smeralda

Wed 8/26

9:25 pm-7:40 pm

1 stop28h 15m

$794

BaltimoreCagliari

BWI Baltimore/Washington - CAG Cagliari Elmas

BWICAG

Baltimore/Washington

Sat 9/19

8:30 pm-12:30 am

2 stops22h 00m

Cagliari Elmas

Sat 9/26

7:45 am-10:15 pm

2 stops20h 30m

$796

Quickest round-trip

Washington, D.C.Olbia

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

IADOLB

Washington, D.C. Dulles Intl

Sun 9/6

10:20 pm-4:35 pm

1 stop12h 15m

Olbia Costa Smeralda

Tue 9/15

9:50 am-9:08 pm

2 stops17h 18m

$962

Washington, D.C.Olbia

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

IADOLB

Washington, D.C. Dulles Intl

Sun 9/20

10:20 pm-4:35 pm

1 stop12h 15m

Olbia Costa Smeralda

Mon 9/28

5:30 pm-7:25 pm

1 stop31h 55m

$966

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 77% 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

Fastest flight time	11h 30m
Direct flights	None

The fastest flight from Washington, D.C. to Sardinia takes 11h 30m

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 August 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 8,178 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.