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Cheap flights from Washington, D.C. Dulles Intl Airport to Cagliari from $309

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Cagliari departing on 7/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Cagliari

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:30 pm - 10:25 pm
IAD
-
CAG
23h 55m
2 stops
Multiple Airlines Logo
12:15 pm - 2:30 pm
CAG
-
IAD
32h 15m
2 stops
$781Multiple Airlines
Mon, Aug 17 - Mon, Aug 24
Multiple Airlines Logo
8:20 pm - 12:55 am
IAD
-
CAG
22h 35m
3 stops
Multiple Airlines Logo
8:45 am - 5:00 pm
CAG
-
IAD
38h 15m
3 stops
$790Multiple Airlines
Sat, Aug 29 - Sun, Sep 6
Multiple Airlines Logo
4:30 pm - 4:20 pm
IAD
-
CAG
17h 50m
1 stop
Multiple Airlines Logo
9:40 pm - 2:30 pm
CAG
-
IAD
22h 50m
1 stop
$851Multiple Airlines
Mon, Aug 17 - Mon, Aug 24
Multiple Airlines Logo
4:30 pm - 11:50 pm
IAD
-
CAG
25h 20m
2 stops
Multiple Airlines Logo
11:20 am - 2:30 pm
CAG
-
IAD
33h 10m
2 stops
$854Multiple Airlines
Mon, Aug 3 - Wed, Aug 19
Multiple Airlines Logo
8:20 pm - 12:55 am
IAD
-
CAG
22h 35m
2 stops
Multiple Airlines Logo
8:45 am - 5:00 pm
CAG
-
IAD
38h 15m
3 stops
$858Multiple Airlines
Sat, Aug 29 - Sun, Sep 6
Multiple Airlines Logo
10:20 pm - 5:45 pm
IAD
-
CAG
13h 25m
1 stop
Multiple Airlines Logo
4:05 pm - 4:45 pm
CAG
-
IAD
30h 40m
1 stop
$859Multiple Airlines
Mon, Aug 3 - Wed, Aug 19
Multiple Airlines Logo
8:25 pm - 2:45 pm
IAD
-
CAG
12h 20m
1 stop
Multiple Airlines Logo
11:15 pm - 7:00 pm
CAG
-
IAD
25h 45m
2 stops
$871Multiple Airlines
Tue, Sep 29 - Sat, Oct 10
Multiple Airlines Logo
8:30 pm - 11:50 pm
IAD
-
CAG
21h 20m
3 stops
Multiple Airlines Logo
9:40 pm - 8:35 pm
CAG
-
IAD
28h 55m
2 stops
$876Multiple Airlines
Mon, Aug 17 - Mon, Aug 24
Lufthansa Logo
10:20 pm - 5:45 pm
IAD
-
CAG
13h 25m
1 stop
Lufthansa Logo
6:35 pm - 1:35 pm
CAG
-
IAD
25h 00m
2 stops
$879Lufthansa
Mon, Aug 3 - Wed, Aug 19
KLM Logo
7:26 pm - 4:25 pm
IAD
-
CAG
14h 59m
2 stops
KLM Logo
5:05 pm - 3:35 pm
CAG
-
IAD
28h 30m
1 stop
$886KLM
Mon, Aug 17 - Mon, Aug 24

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SWISS flights from Washington, D.C. Dulles Intl Airport to Cagliari

Our best SWISS deals on Washington, D.C. Dulles Intl Airport to Cagliari flight tickets
SWISS
Aug 14
IAD8:20 pmWashington, D.C. Dulles Intl
29h 45m
1 stop
CAG8:05 amCagliari Elmas
Aug 22
CAG8:55 amCagliari Elmas
13h 50m
1 stop
IAD4:45 pmWashington, D.C. Dulles Intl
$934
SWISS
Aug 14
IAD8:20 pmWashington, D.C. Dulles Intl
29h 45m
1 stop
CAG8:05 amCagliari Elmas
Aug 23
CAG8:50 amCagliari Elmas
13h 55m
1 stop
IAD4:45 pmWashington, D.C. Dulles Intl
$953

Lufthansa flights from Washington, D.C. Dulles Intl Airport to Cagliari

Our best Lufthansa deals on Washington, D.C. Dulles Intl Airport to Cagliari flight tickets
Lufthansa
Aug 3
IAD10:20 pmWashington, D.C. Dulles Intl
13h 25m
1 stop
CAG5:45 pmCagliari Elmas
Aug 19
CAG6:35 pmCagliari Elmas
25h 00m
2 stops
IAD1:35 pmWashington, D.C. Dulles Intl
$879
Lufthansa
Aug 14
IAD10:20 pmWashington, D.C. Dulles Intl
13h 25m
1 stop
CAG5:45 pmCagliari Elmas
Aug 23
CAG11:00 amCagliari Elmas
14h 25m
1 stop
IAD7:25 pmWashington, D.C. Dulles Intl
$960
Lufthansa
Aug 14
IAD10:20 pmWashington, D.C. Dulles Intl
13h 25m
1 stop
CAG5:45 pmCagliari Elmas
Aug 23
CAG11:00 amCagliari Elmas
14h 25m
1 stop
IAD7:25 pmWashington, D.C. Dulles Intl
$963

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to Cagliari 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, momondo users made 832,500 searches. Data last updated July 4, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Cagliari that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Cagliari

IAD - CAG

IADCAG

Washington, D.C. Dulles Intl

Mon 8/17

4:30 pm-10:25 pm

2 stops23h 55m

Cagliari Elmas

Mon 8/24

12:15 pm-2:30 pm

2 stops32h 15m

$781

Washington, D.C.Cagliari

IAD - CAG

IADCAG

Washington, D.C. Dulles Intl

Sat 8/29

8:20 pm-12:55 am

3 stops22h 35m

Cagliari Elmas

Sun 9/6

8:45 am-5:00 pm

3 stops38h 15m

$790

Washington, D.C.Cagliari

IAD - CAG

IADCAG

Washington, D.C. Dulles Intl

Mon 8/17

4:30 pm-4:20 pm

1 stop17h 50m

Cagliari Elmas

Mon 8/24

9:40 pm-2:30 pm

1 stop22h 50m

$851

Washington, D.C.Cagliari

IAD - CAG

IADCAG

Washington, D.C. Dulles Intl

Mon 8/3

4:30 pm-11:50 pm

2 stops25h 20m

Cagliari Elmas

Wed 8/19

11:20 am-2:30 pm

2 stops33h 10m

$854

Washington, D.C.Cagliari

IAD - CAG

IADCAG

Washington, D.C. Dulles Intl

Sat 8/29

8:20 pm-12:55 am

2 stops22h 35m

Cagliari Elmas

Sun 9/6

8:45 am-5:00 pm

3 stops38h 15m

$858

Washington, D.C.Cagliari

IAD - CAG

IADCAG

Washington, D.C. Dulles Intl

Mon 8/3

10:20 pm-5:45 pm

1 stop13h 25m

Cagliari Elmas

Wed 8/19

4:05 pm-4:45 pm

1 stop30h 40m

$859
Quickest round-trip

Washington, D.C.Cagliari

IAD - CAG

IADCAG

Washington, D.C. Dulles Intl

Tue 9/29

8:25 pm-2:45 pm

1 stop12h 20m

Cagliari Elmas

Sat 10/10

11:15 pm-7:00 pm

2 stops25h 45m

$871

Washington, D.C.Cagliari

IAD - CAG

IADCAG

Washington, D.C. Dulles Intl

Mon 8/17

8:30 pm-11:50 pm

3 stops21h 20m

Cagliari Elmas

Mon 8/24

9:40 pm-8:35 pm

2 stops28h 55m

$876

Washington, D.C.Cagliari

IAD - CAG

IADCAG

Washington, D.C. Dulles Intl

Mon 8/3

10:20 pm-5:45 pm

1 stop13h 25m

Cagliari Elmas

Wed 8/19

6:35 pm-1:35 pm

2 stops25h 00m

$879

Washington, D.C.Cagliari

IAD - CAG

IADCAG

Washington, D.C. Dulles Intl

Mon 8/17

7:26 pm-4:25 pm

2 stops14h 59m

Cagliari Elmas

Mon 8/24

5:05 pm-3:35 pm

1 stop28h 30m

$886

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Cagliari from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Cagliari

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

What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Cagliari Elmas?

Lufthansa is the most popular carrier operating from Washington, D.C. Dulles Intl to Cagliari Elmas

When to book flights from Washington, D.C. Dulles Intl Airport to Cagliari

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Cagliari according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Cagliari (IAD to CAG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Cagliari

Fastest flight time

12h 20m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Cagliari takes 12h 20m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Cagliari. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Cagliari.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Cagliari

  • How far is Washington, D.C. Dulles Intl to Cagliari Elmas by plane?

    Cagliari Elmas is 4440.1 mi away from Washington, D.C. Dulles Intl. Typically, this will take 12h 20m by plane in normal conditions.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Cagliari Elmas Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Cagliari Elmas Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Cagliari Elmas Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Cagliari Elmas Airport.

  • What documentation or ID do you need to fly to Cagliari Elmas Airport?

    The necessary travel and health documents for your Cagliari Elmas Airport 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.

Traveling to a place near Cagliari?

Book flights to Cagliari if you plan to visit one of these locations
Villasimius
Arbatax
Oristano
Pula

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Cagliari. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Washington, D.C. to Cagliari on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Cagliari from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Washington, D.C. to Cagliari flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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